Chapter 5 & 6
Questions and Answers
- 1.
Another term used to describe a red blood cell is:
- A.
Leukocyte
- B.
Thrombocyte
- C.
Erythrocyte
- D.
Lymphocyte
Correct Answer
C. ErythrocyteExplanation
Erythrocyte is another term used to describe a red blood cell. It is derived from the Greek words "erythros" meaning red and "kytos" meaning cell. Erythrocytes are the most abundant type of blood cell and their main function is to transport oxygen to the body's tissues and remove carbon dioxide. They are biconcave in shape, lack a nucleus, and contain a pigment called hemoglobin that gives them their red color. Erythrocytes play a crucial role in maintaining the body's oxygen balance and overall health.Rate this question:
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- 2.
What would be considered expanded duties of the phlebotomist?
- A.
Know the lab computer service
- B.
Promote good public relations
- C.
Obtain blood pressure on patients
- D.
All of the above
Correct Answer
B. Promote good public relationsExplanation
The expanded duties of a phlebotomist would include promoting good public relations. This means that in addition to their primary role of drawing blood samples from patients, phlebotomists are also expected to maintain a positive and professional interaction with patients and other healthcare professionals. This includes being courteous, empathetic, and respectful towards patients, as well as effectively communicating with them and addressing any concerns or questions they may have. By promoting good public relations, phlebotomists contribute to creating a positive and comfortable healthcare environment for patients.Rate this question:
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- 3.
The conduct and qualities that project an image of a professional person is known as:
- A.
Integrity
- B.
Ethics
- C.
Legal
- D.
Professionalism
Correct Answer
D. ProfessionalismExplanation
Professionalism refers to the conduct and qualities that project an image of a professional person. It encompasses a range of attributes such as punctuality, reliability, honesty, and respectfulness. A professional person is expected to adhere to ethical standards, demonstrate integrity, and comply with legal obligations. By displaying professionalism, individuals are able to establish trust and credibility in their respective fields, while also maintaining a positive reputation.Rate this question:
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- 4.
Which of the following terms mean inflammation of a vein?
- A.
Phlebotomy
- B.
Phlebitis
- C.
Phlebotomize
- D.
Phlebology
Correct Answer
B. pHlebitisExplanation
Phlebitis is the correct answer because it specifically refers to inflammation of a vein. Phlebotomy is the process of drawing blood, Phlebotomize is not a recognized term, and Phlebology is the study of veins.Rate this question:
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- 5.
The spinal column and brain are covered by a protective membrane called:
- A.
Meninges
- B.
Papillae
- C.
Viscera
- D.
Neutrons
Correct Answer
A. MeningesExplanation
The spinal column and brain are protected by a membrane called meninges. The meninges serve as a barrier between the central nervous system and the surrounding structures, providing cushioning and support. They consist of three layers: the dura mater, arachnoid mater, and pia mater. The meninges help protect the delicate neural tissues from injury and infection, and also help regulate the circulation of cerebrospinal fluid.Rate this question:
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- 6.
Proximal is defined as:
- A.
Away from the middle
- B.
Farthest from the middle
- C.
Farthest from the center
- D.
Nearest to point of attachment
Correct Answer
D. Nearest to point of attachmentExplanation
The term "proximal" refers to something that is closest to the point of attachment. In anatomy, it is commonly used to describe the position of a body part relative to its point of origin or attachment. For example, when referring to the arm, the shoulder would be considered proximal because it is closer to the point of attachment (the body) compared to the hand. Therefore, the correct answer is "Nearest to point of attachment."Rate this question:
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- 7.
The plural form of atrium is:
- A.
Atri
- B.
Atria
- C.
Atrial
- D.
Atrices
Correct Answer
B. AtriaExplanation
The plural form of "atrium" is "atria". In medical terminology, "atrium" refers to one of the chambers of the heart, specifically the upper chambers. When referring to multiple chambers, the correct plural form is "atria".Rate this question:
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- 8.
The "E" is pronounced separately in:
- A.
Diastole
- B.
Syncope
- C.
Systole
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
In all of the given words, "Diastole," "Syncope," and "Systole," the letter "E" is pronounced separately.Rate this question:
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- 9.
A hematologist specializes in the study of:
- A.
Liver
- B.
Heart
- C.
Lungs
- D.
Blood
Correct Answer
D. BloodExplanation
A hematologist specializes in the study of blood. Hematology is a branch of medicine that focuses on the diagnosis, treatment, and prevention of blood disorders and diseases. Hematologists analyze blood samples to identify abnormalities, such as anemia, leukemia, or clotting disorders. They also study the components of blood, such as red and white blood cells, platelets, and plasma, to understand their functions and how they can impact overall health. By specializing in the study of blood, hematologists play a crucial role in diagnosing and treating various blood-related conditions.Rate this question:
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- 10.
The abbreviation NPO means:
- A.
Negative patient outcome
- B.
Nothing by mouth
- C.
New patient only
- D.
No parenteral output
Correct Answer
B. Nothing by mouthExplanation
The abbreviation NPO stands for "Nothing by mouth." This term is commonly used in medical settings to indicate that a patient should not consume any food or drink orally. This could be due to various reasons such as preparation for a medical procedure, surgery, or if the patient is unable to swallow safely. By instructing the patient to be NPO, healthcare professionals ensure that the patient's digestive system remains empty to prevent complications during certain medical interventions.Rate this question:
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- 11.
The majority of gas exchange between blood and tissue tales place in the:
- A.
Capillaries
- B.
Arterioles
- C.
Pulmonary vein
- D.
Venules
Correct Answer
A. CapillariesExplanation
Gas exchange between blood and tissues primarily occurs in the capillaries. Capillaries are tiny blood vessels with thin walls that allow for the exchange of oxygen and carbon dioxide between the blood and surrounding tissues. Their small size and extensive network ensure that all cells in the body are close to a capillary, maximizing the efficiency of gas exchange. Arterioles and venules are larger blood vessels that connect arteries and veins, respectively, and play a role in regulating blood flow. The pulmonary vein carries oxygenated blood from the lungs to the heart and is not directly involved in gas exchange with tissues.Rate this question:
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- 12.
The abbreviation CBC stands for:
- A.
Calculated blood count
- B.
Complete blood count
- C.
Chemical bilirubin concentration
- D.
Cardiac basal calculation
Correct Answer
B. Complete blood countExplanation
The correct answer is "Complete blood count." A complete blood count is a common blood test that provides important information about the number and types of cells in the blood, including red blood cells, white blood cells, and platelets. It helps in diagnosing various conditions such as anemia, infections, and blood disorders. The abbreviation CBC is widely used in medical settings to refer to this specific test.Rate this question:
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- 13.
To what part of the body does the word root "hepat" refer to
- A.
Heart
- B.
Stomach
- C.
Liver
- D.
Head
Correct Answer
C. LiverExplanation
The word root "hepat" refers to the liver.Rate this question:
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- 14.
Therapeutic phlebotomies are still common today for patient with:
- A.
Increase WBC
- B.
Leukemia
- C.
Polycythemia
- D.
Anemia
Correct Answer
C. PolycythemiaExplanation
Therapeutic phlebotomies are commonly performed on patients with polycythemia. Polycythemia is a condition characterized by an increased number of red blood cells in the body. Phlebotomy involves removing a certain amount of blood from the patient's body to reduce the red blood cell count and alleviate symptoms associated with polycythemia, such as increased blood viscosity and risk of blood clots. This procedure helps maintain a healthy blood flow and prevent complications related to polycythemia.Rate this question:
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- 15.
The component of a cell that is mostly water is called:
- A.
Cytoplasm
- B.
DNA
- C.
Nucleus
- D.
Membrane
Correct Answer
A. CytoplasmExplanation
The cytoplasm is the correct answer because it is the component of a cell that is mostly water. Cytoplasm is a gel-like substance that fills the cell and surrounds the organelles. It consists of water, salts, and various organic molecules. It plays a crucial role in supporting the organelles and providing a medium for cellular processes to occur. DNA is the genetic material of the cell, nucleus is the organelle that contains the DNA, and membrane is the outer boundary of the cell.Rate this question:
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- 16.
When discussing the structural components of the body we are referring to:
- A.
Physiology
- B.
Blood components
- C.
Bones
- D.
Anatomy
Correct Answer
D. AnatomyExplanation
Anatomy refers to the study of the structural components of the body. It involves the examination and understanding of the various organs, tissues, and systems that make up the human body. Physiology, on the other hand, focuses on the functions and processes of these structural components. While blood components and bones are indeed important components of the body, they are specific examples of anatomical structures. Therefore, the correct answer is anatomy.Rate this question:
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- 17.
The microbiology department performs
- A.
Compatibility testing
- B.
Blood culture testing
- C.
Electrolytes
- D.
Chemistry testing
Correct Answer
B. Blood culture testingExplanation
The correct answer is Blood culture testing. Blood culture testing is a common procedure performed in the microbiology department. It involves taking a blood sample from a patient and culturing it in a laboratory setting to identify any bacteria or fungi that may be present in the bloodstream. This test is important in diagnosing and treating bloodstream infections, which can be life-threatening if not detected and treated promptly.Rate this question:
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- 18.
When discussing the functional components of the body we are referring to are:
- A.
Physiology
- B.
Bones
- C.
Blood components
- D.
Anatomy
Correct Answer
A. pHysiologyExplanation
Physiology is the correct answer because when discussing the functional components of the body, we are referring to the study of how the different organs and systems in the body work and function together. Physiology focuses on the processes and mechanisms that allow the body to carry out its various functions, such as digestion, respiration, circulation, and reproduction. It involves studying how cells, tissues, organs, and systems interact and work together to maintain homeostasis and ensure the body's overall function and health.Rate this question:
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- 19.
Homeostasis is a condition in the body that refers to
- A.
Steady state
- B.
Stops bleeding
- C.
Uneven
- D.
Imbalance
Correct Answer
A. Steady stateExplanation
Homeostasis is a condition in the body where various physiological processes work together to maintain a stable internal environment. It involves the regulation of body temperature, pH levels, blood pressure, and other factors within a narrow range. The term "steady state" accurately describes this condition of balance and stability in the body.Rate this question:
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- 20.
The function of the circulatory system is to:
- A.
Carry O2 from the lungs
- B.
Maintain fluid balance
- C.
Defend body against disease
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The circulatory system plays a crucial role in carrying oxygen from the lungs to all parts of the body. It also helps in maintaining fluid balance by transporting nutrients, hormones, and waste products throughout the body. Additionally, the circulatory system aids in defending the body against diseases by transporting white blood cells and antibodies to fight against pathogens. Therefore, the correct answer is "All of the above" as the circulatory system performs all these functions.Rate this question:
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- 21.
The heart is made up of what type of muscle?
- A.
Visceral
- B.
Skeletal
- C.
Cardiac
- D.
Voluntary
Correct Answer
C. CardiacExplanation
The heart is made up of cardiac muscle. This type of muscle is unique to the heart and is responsible for its contraction and pumping action. Unlike skeletal muscle, which is under voluntary control, cardiac muscle is involuntary, meaning it contracts automatically without conscious effort. Visceral and voluntary are not types of muscle, so they are not correct answers in this context.Rate this question:
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- 22.
The phlebotomist is sometimes referred to as:
- A.
Blood sucker
- B.
Vampire
- C.
Ambassador
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The phlebotomist is sometimes referred to as "blood sucker" and "vampire" due to the nature of their job, which involves drawing blood from patients. However, they are also referred to as "ambassador" because they play a crucial role in representing the healthcare facility and ensuring a positive patient experience. Therefore, all of the given options are correct.Rate this question:
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- 23.
When drawing blood for hematology what color tube is used?
- A.
Yellow
- B.
Light blue
- C.
Red
- D.
Lavender
Correct Answer
D. LavenderExplanation
Lavender tubes are used when drawing blood for hematology. These tubes contain an anticoagulant called EDTA, which helps prevent the blood from clotting. This is important for hematology tests as it allows for accurate analysis of blood cells and their characteristics. The lavender color of the tube is a standard indicator for hematology tests in many healthcare settings.Rate this question:
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- 24.
When a patient is lying flat on their back face up, they are in:
- A.
Basal position
- B.
Supine position
- C.
Passed out position
- D.
Prone position
Correct Answer
B. Supine positionExplanation
The correct answer is supine position. When a patient is lying flat on their back face up, they are in the supine position. This position is commonly used during medical examinations, surgeries, and procedures as it allows for easy access to the patient's front side. It is also a comfortable position for patients who are unable to move or have difficulty breathing.Rate this question:
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- 25.
The production of blood cells in the bone marrow is called:
- A.
Hemostasis
- B.
Homeostasis
- C.
Hematopoiesis
- D.
None of the above
Correct Answer
C. HematopoiesisExplanation
Hematopoiesis is the correct answer because it refers to the process of blood cell production in the bone marrow. Hemostasis refers to the process of stopping bleeding, while homeostasis refers to the body's ability to maintain a stable internal environment. "None of the above" is not the correct answer as hematopoiesis is the specific term for blood cell production in the bone marrow.Rate this question:
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- 26.
If we were drawing an outpatient, where would we be:
- A.
Lab
- B.
Clinic
- C.
Nursing home
- D.
All of the above
Correct Answer
B. ClinicExplanation
If we were drawing an outpatient, we would be in a clinic. Outpatient procedures are typically performed in a clinic setting rather than a lab or nursing home. Clinics are equipped with the necessary facilities and resources to provide medical care to patients who do not require overnight hospitalization. Therefore, it is the most appropriate location for drawing an outpatient.Rate this question:
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- 27.
Another common name for an erythrocytes is:
- A.
WBC
- B.
RBC
- C.
Leukocyte
- D.
Monocyte
Correct Answer
B. RBCExplanation
Erythrocytes are commonly known as red blood cells (RBCs). These cells are responsible for transporting oxygen from the lungs to the rest of the body and carrying carbon dioxide back to the lungs to be exhaled. They are called "red" blood cells due to the presence of a protein called hemoglobin, which gives them their characteristic red color. WBC (white blood cells) are a different type of blood cell involved in the immune response, and leukocytes and monocytes are specific types of white blood cells.Rate this question:
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- 28.
Which directional term referred to "on or near surface"?
- A.
Anterior
- B.
Proximal
- C.
Distal
- D.
External
Correct Answer
D. ExternalExplanation
The term "external" refers to something that is located on or near the surface. In the context of directional terms, it specifically indicates a position or location that is outside or on the outer side of an object or body. This term is used to describe the relative position of a structure or body part in relation to the surface or outer layer.Rate this question:
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- 29.
Which houses the brain?
- A.
Spinal cavity
- B.
Ventral cavity
- C.
Dorsal cavity
- D.
Cranial
Correct Answer
D. CranialExplanation
The brain is housed in the cranial cavity. This cavity is located within the skull and provides protection to the brain. The cranial cavity is surrounded by bones and contains cerebrospinal fluid, which further helps in cushioning and protecting the brain from any external impact or injury.Rate this question:
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- 30.
Anterior refers to which?
- A.
The front
- B.
Towards the side
- C.
In the middle
- D.
Towards the back
Correct Answer
A. The frontExplanation
Anterior refers to the front of an object or organism. It is the opposite of posterior, which refers to the back or rear. In anatomical terms, anterior is used to describe the position or location of a structure that is closer to the front of the body or the head. It is important to understand these directional terms in order to accurately describe the position and relationships of different body parts.Rate this question:
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- 31.
A basic structural unit of life is the definition of which word?
- A.
Cell
- B.
Heart
- C.
Brain
- D.
Veins
Correct Answer
A. CellExplanation
A cell is the basic structural unit of life because it is the smallest functional and structural unit of an organism. Cells are responsible for carrying out all the necessary processes for life, such as metabolism, growth, and reproduction. They are the building blocks of tissues, organs, and ultimately, entire organisms. Without cells, life as we know it would not exist.Rate this question:
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- 32.
The reproductive system produces what?
- A.
Sex cells
- B.
Ovum
- C.
Sperm
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The reproductive system produces sex cells, which include both ovum (eggs) and sperm. These sex cells are essential for sexual reproduction and the creation of new offspring. The ovum is produced by the female reproductive system, while sperm is produced by the male reproductive system. Therefore, the correct answer is "All of the above" as it includes both ovum and sperm, which are the sex cells produced by the reproductive system.Rate this question:
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- 33.
Which system breaks down food?
- A.
Endocrine
- B.
Digestive
- C.
Muscular
- D.
Cardiac
Correct Answer
B. DigestiveExplanation
The digestive system breaks down food. It consists of various organs such as the mouth, esophagus, stomach, and intestines, which work together to break down food into smaller molecules that can be absorbed by the body. The digestive system also helps in the absorption of nutrients and elimination of waste products. The endocrine system is responsible for producing and regulating hormones, the muscular system is responsible for movement, and the cardiac system is responsible for pumping blood. Therefore, the correct answer is Digestive.Rate this question:
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- 34.
Which gland is referred to as the "master gland"
- A.
FSH
- B.
Pituitary
- C.
Parathyroid
- D.
Adrenal
Correct Answer
B. PituitaryExplanation
The pituitary gland is referred to as the "master gland" because it plays a crucial role in regulating and controlling the functions of other endocrine glands in the body. It produces and releases hormones that stimulate or inhibit the release of hormones from other glands, such as the thyroid, adrenal glands, and reproductive organs. This control over the entire endocrine system makes the pituitary gland the most important and influential gland in the body.Rate this question:
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- 35.
What body direction does "lateral" mean?
- A.
Towards the side
- B.
Towards the middle
- C.
On or near the surface
- D.
None of the above
Correct Answer
A. Towards the sideExplanation
The term "lateral" refers to a direction that is towards the side. It indicates movement or location away from the midline or center of the body. This can be understood as a movement or position that is away from the middle and towards the outer edges of the body. Therefore, "towards the side" is the correct explanation for the term "lateral".Rate this question:
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- 36.
What organ of the body produces insulin?
- A.
Kidneys
- B.
Pancreas
- C.
Lungs
- D.
Ovaries
Correct Answer
B. PancreasExplanation
The pancreas is the organ in the body that produces insulin. Insulin is a hormone that helps regulate blood sugar levels by allowing cells to take in glucose from the bloodstream. Insufficient insulin production or ineffective use of insulin can lead to diabetes, a condition characterized by high blood sugar levels. The kidneys, lungs, and ovaries do not produce insulin.Rate this question:
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- 37.
Which system protects the body bacterial invasion and dehydration?
- A.
Nervous
- B.
Integumentary
- C.
Urinary
- D.
Cardiac
Correct Answer
B. IntegumentaryExplanation
The integumentary system protects the body from bacterial invasion and dehydration. It includes the skin, hair, nails, and sweat glands, which form a barrier against pathogens and help to retain moisture in the body. The skin's outermost layer, the epidermis, acts as a physical barrier to prevent the entry of bacteria and other harmful substances. Additionally, the sweat glands produce sweat, which helps to cool the body and maintain hydration. Therefore, the integumentary system plays a vital role in protecting the body from bacterial invasion and dehydration.Rate this question:
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- 38.
Which of the following is a test associated with the reproductive system?
- A.
ABG
- B.
GUN
- C.
CK
- D.
HCG
Correct Answer
D. HCGExplanation
HCG stands for Human Chorionic Gonadotropin, which is a hormone produced during pregnancy. It is commonly used as a test to detect pregnancy and monitor the health of the reproductive system. HCG levels can indicate the presence or absence of pregnancy, as well as potential issues with the reproductive system such as ectopic pregnancy or miscarriage. Therefore, HCG is directly associated with the reproductive system.Rate this question:
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- 39.
Evaluation of the endocrine system involves:
- A.
Blood gas studies
- B.
Spinal fluid analysis
- C.
Hormone determinations
- D.
Drug monitoring
Correct Answer
C. Hormone determinationsExplanation
The evaluation of the endocrine system involves hormone determinations. This is because the endocrine system is responsible for producing and regulating hormones in the body. By measuring hormone levels, healthcare professionals can assess the function of the endocrine system and identify any imbalances or abnormalities. This can help in diagnosing and managing endocrine disorders such as diabetes, thyroid disorders, and adrenal insufficiency. Blood tests are commonly used to measure hormone levels, and specific hormone tests may be ordered based on the suspected condition. Spinal fluid analysis, blood gas studies, and drug monitoring are not directly related to evaluating the endocrine system.Rate this question:
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- 40.
Blood returning from the lungs to the heart is received into which chamber?
- A.
Left atrium
- B.
Right atrium
- C.
Left ventricle
- D.
Right ventricle
Correct Answer
A. Left atriumExplanation
The correct answer is left atrium. The left atrium receives oxygenated blood from the lungs through the pulmonary veins. It then contracts, pushing the blood into the left ventricle, which pumps it out to the rest of the body. The right atrium, on the other hand, receives deoxygenated blood from the body through the superior and inferior vena cava. The right ventricle pumps this deoxygenated blood to the lungs for oxygenation.Rate this question:
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- 41.
The __________contain the major veins for venipuncture
- A.
Brachial
- B.
Anticubital fossa
- C.
Median
- D.
Wrist forearm
Correct Answer
C. MedianExplanation
The median vein is the correct answer because it is located in the middle of the forearm and is commonly used for venipuncture. It is a large and easily accessible vein, making it a popular choice for drawing blood or inserting IV lines. The brachial vein is also a major vein in the arm, but it is not specifically mentioned in the question. The anticubital fossa is a depression in the elbow where the veins are close to the surface, but it is not a specific vein. The wrist forearm is not a term commonly used to describe a specific vein.Rate this question:
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- 42.
The SA nod, referred to as the "pacemaker" is located in the:
- A.
Lower right ventricle
- B.
Upper right atrium
- C.
Upper left ventricle
- D.
Lower right atrium
Correct Answer
B. Upper right atriumExplanation
The "pacemaker," also known as the sinoatrial (SA) node, is responsible for initiating the electrical impulses that regulate the heart's rhythm. It is located in the upper right atrium, specifically in the wall of the right atrium near the opening of the superior vena cava. This location allows the SA node to coordinate the contraction of the atria before the electrical signals are transmitted to the ventricles, ensuring efficient blood flow through the heart.Rate this question:
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- 43.
RBC do their job within the blood vessels, this is considered:
- A.
Extravascular
- B.
Intracellular
- C.
Extracellular
- D.
Intravascular
Correct Answer
D. IntravascularExplanation
The correct answer is "Intravascular" because it states that RBCs (red blood cells) do their job within the blood vessels. This means that they function inside the blood vessels, carrying oxygen to various parts of the body and removing carbon dioxide. Intravascular refers to anything that happens or is located within the blood vessels, making it the most appropriate choice in this context.Rate this question:
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- 44.
The mitral valve is also known as the:
- A.
Aortic
- B.
Bicuspid
- C.
Semi lunar
- D.
Pulmonic
Correct Answer
B. BicuspidExplanation
The correct answer is Bicuspid because the mitral valve is also called the bicuspid valve. It is called bicuspid because it has two leaflets or cusps that open and close to regulate the flow of blood between the left atrium and left ventricle of the heart.Rate this question:
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- 45.
Which specimen is used to evaluate respiratory status?
- A.
Bleeding time
- B.
CBC
- C.
ABG
- D.
CSF
Correct Answer
C. ABGExplanation
ABG stands for arterial blood gas, which is a test used to evaluate the respiratory status of a patient. It measures the levels of oxygen and carbon dioxide in the blood, as well as the pH and bicarbonate levels. This test provides important information about how well the lungs are functioning and how effectively oxygen is being delivered to the body's tissues. It is commonly used in the diagnosis and management of respiratory disorders such as asthma, chronic obstructive pulmonary disease (COPD), and pneumonia. Therefore, ABG is the correct specimen used to evaluate respiratory status.Rate this question:
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- 46.
The muscle tissue that separates the two sides of the heart is called:
- A.
Septum
- B.
Pericardium
- C.
Endocardium
- D.
Ventricle
Correct Answer
A. SeptumExplanation
The muscle tissue that separates the two sides of the heart is called the septum. The septum acts as a barrier between the left and right sides of the heart, preventing the mixing of oxygenated and deoxygenated blood. It ensures that oxygen-rich blood is pumped to the body while deoxygenated blood is sent to the lungs for oxygenation. The septum plays a crucial role in maintaining the efficient functioning of the heart and the circulation of blood throughout the body.Rate this question:
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- 47.
The main function of an artery is to:
- A.
Carry blood to the heart
- B.
Expand
- C.
Carry blood away from the hear
- D.
Light Pulsate
Correct Answer
C. Carry blood away from the hearExplanation
Arteries are blood vessels that carry oxygenated blood away from the heart to various parts of the body. They have thick muscular walls that help maintain blood pressure and allow for efficient blood flow. Veins, on the other hand, carry blood back to the heart. Therefore, the correct answer is "Carry blood away from the heart."Rate this question:
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- 48.
Normal arterial blood is rich in O2 and is what color?
- A.
Blue
- B.
Cherry Red
- C.
Burgundy Red
- D.
Light Red
Correct Answer
B. Cherry RedExplanation
Normal arterial blood is rich in oxygen and therefore appears cherry red in color. The oxygen in the blood binds to hemoglobin, a protein in red blood cells, giving it a bright red color. This oxygenated blood is then pumped from the heart to various tissues and organs in the body, providing them with the oxygen they need to function properly.Rate this question:
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- 49.
The fluid that contains firbrinogen is knows as:
- A.
Plasma
- B.
Serum
- C.
Fibrinogen
- D.
None of the above
Correct Answer
A. PlasmaExplanation
Plasma is the correct answer because it is the fluid component of blood that contains various proteins, including fibrinogen. Fibrinogen is an important protein involved in blood clotting. Serum, on the other hand, is the fluid component of blood that remains after the clotting factors, including fibrinogen, have been removed. Therefore, plasma is the fluid that contains fibrinogen, making it the correct answer in this context.Rate this question:
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- 50.
The life span of a RBC is:
- A.
12 Days
- B.
10 Days
- C.
120 Days
- D.
14 Days
Correct Answer
C. 120 DaysExplanation
The correct answer is 120 Days. Red blood cells, also known as erythrocytes, have a lifespan of approximately 120 days. They are continuously produced in the bone marrow and circulate in the bloodstream, carrying oxygen to various tissues and organs. After their lifespan, old red blood cells are removed from the circulation by the spleen and liver, and new ones are produced to replace them.Rate this question:
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Mar 27, 2011Quiz Created by
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