ITEC A&p (Endocrine) Q&a
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- 1.
Where would you find the pituitary gland?
- A.
In the neck
- B.
In the chest
- C.
In the skull
- D.
In the pancreas
Correct Answer
C. In the skullExplanation
The pituitary gland is located in the skull. It is a small pea-sized gland situated at the base of the brain, just below the hypothalamus. The pituitary gland is often referred to as the "master gland" because it produces and releases hormones that regulate various bodily functions, including growth, reproduction, metabolism, and the function of other endocrine glands.Rate this question:
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- 2.
What is amenorrhoea?
- A.
Continuous menstruation
- B.
Painful menstruation
- C.
Absence of menstruation
- D.
Very heavy menstruation
Correct Answer
C. Absence of menstruationExplanation
Amenorrhoea refers to the absence of menstruation. This means that a woman does not experience regular menstrual bleeding. It can be caused by various factors such as pregnancy, breastfeeding, menopause, hormonal imbalances, certain medical conditions, or excessive exercise. Amenorrhoea can be temporary or permanent depending on the underlying cause.Rate this question:
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- 3.
Which part of the reproductive system does mastitis affect?
- A.
The fallopian tubes
- B.
The uterus
- C.
The breasts
- D.
The ovaries
Correct Answer
C. The breastsExplanation
Mastitis is an infection that affects the breast tissue. It commonly occurs in breastfeeding women when bacteria enter the breast through a cracked or sore nipple. The infection causes inflammation, swelling, and pain in the breast. Therefore, mastitis primarily affects the breasts rather than other parts of the reproductive system such as the fallopian tubes, uterus, or ovaries.Rate this question:
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- 4.
Which of the following diseases/disorders causes multiple cysts to form on the ovaries?
- A.
Polycystic ovarian syndrome
- B.
Amenorrhoea
- C.
Dysmenorrhoea
- D.
Ectopic pregnancy
Correct Answer
A. Polycystic ovarian syndromeExplanation
Polycystic ovarian syndrome is the correct answer because it is a hormonal disorder that causes multiple cysts to develop on the ovaries. This condition is characterized by irregular menstrual periods, excess male hormone levels, and enlarged ovaries. The cysts are small, fluid-filled sacs that form on the ovaries and can lead to various symptoms such as infertility, acne, weight gain, and excessive hair growth.Rate this question:
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- 5.
Which part of the nervous system controls the endocrine system?
- A.
The cerebellum gland
- B.
The hypothalamus
- C.
The medulla oblongata
- D.
The cerebrum
Correct Answer
B. The hypothalamusExplanation
The hypothalamus is a small region in the brain that plays a crucial role in controlling the endocrine system. It acts as a link between the nervous system and the endocrine system by producing and releasing hormones that regulate various bodily functions. The hypothalamus controls the release of hormones from the pituitary gland, which in turn controls the release of hormones from other endocrine glands in the body. This control allows the hypothalamus to regulate processes such as growth, metabolism, reproduction, and stress response.Rate this question:
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- 6.
The effects of pre-menstrual syndrome include:
- A.
The fight or flight response
- B.
Bloating, depression
- C.
Irregular menstrual cycle
- D.
Painful periods
Correct Answer
B. Bloating, depressionExplanation
Pre-menstrual syndrome (PMS) refers to a combination of physical and emotional symptoms that occur in the week or two before a woman's menstrual period. Bloating is a common symptom of PMS, characterized by a feeling of fullness and swelling in the abdomen. Depression is another common emotional symptom, which can manifest as feelings of sadness, irritability, or mood swings. While PMS can also cause an irregular menstrual cycle and painful periods, the specific effects mentioned in the answer are bloating and depression.Rate this question:
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- 7.
Which endocrine gland is known as the 'master gland'?
- A.
Thyroid
- B.
Pituitary
- C.
Adrenal
- D.
Thymus
Correct Answer
B. PituitaryExplanation
The pituitary gland is known 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 gonads. The pituitary gland is located at the base of the brain and is responsible for maintaining hormonal balance and regulating various bodily functions, including growth, metabolism, reproduction, and stress response.Rate this question:
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- 8.
What is the function of the parathyroid glands?
- A.
To control blood calcium levels
- B.
To control blood hormone levels
- C.
To control blood sugar levels
- D.
To control blood iron levels
Correct Answer
A. To control blood calcium levelsExplanation
The parathyroid glands are responsible for regulating blood calcium levels. These glands produce parathyroid hormone (PTH), which helps to increase calcium levels in the blood by stimulating the release of calcium from bones and enhancing the absorption of calcium from the intestines. PTH also acts on the kidneys to decrease the excretion of calcium in urine. Therefore, the function of the parathyroid glands is to control blood calcium levels.Rate this question:
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- 9.
what is the function of the glucocorticoid hormones?
- A.
To metabolise carbohydrates, fats and proteins
- B.
To metabolise vitamins and minerals
- C.
To regulate water absorption
- D.
To regulate salts in the body
Correct Answer
A. To metabolise carbohydrates, fats and proteinsExplanation
Glucocorticoid hormones are responsible for regulating the metabolism of carbohydrates, fats, and proteins in the body. They help in breaking down these macronutrients and converting them into usable energy. These hormones also play a role in regulating blood sugar levels and managing inflammation. Additionally, glucocorticoids are involved in various physiological processes, such as immune function, stress response, and maintaining overall homeostasis in the body.Rate this question:
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- 10.
Which one do you like?
- A.
Option 1
- B.
Option 2
- C.
Option 3
- D.
Option 4
Correct Answer
A. Option 1 -
- 11.
What is the function of thyroxin
- A.
Regulation of water absorption
- B.
Stimulates the contractions of the uterus
- C.
Controls metabolic rate
- D.
Regulates salts in the body
Correct Answer
C. Controls metabolic rateExplanation
Thyroxin is a hormone produced by the thyroid gland that plays a crucial role in regulating the body's metabolic rate. It controls how quickly the body uses energy, affects growth and development, and helps maintain body temperature. Therefore, the correct answer is "Controls metabolic rate."Rate this question:
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- 12.
Where are the adrenal glands found
- A.
Either side of the neck
- B.
The base of the brain
- C.
In the thorax
- D.
Superior to the kidneys
Correct Answer
D. Superior to the kidneysExplanation
The adrenal glands are found superior to the kidneys. This means that they are located above the kidneys in the human body. The adrenal glands are small, triangular-shaped glands that are an important part of the endocrine system. They produce hormones such as adrenaline, cortisol, and aldosterone, which play a vital role in regulating various bodily functions.Rate this question:
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- 13.
Which hormone does the adrenal medulla secrete?
- A.
Glucocorticoids
- B.
Adrenaline
- C.
Insulin
- D.
Testosterone
Correct Answer
B. AdrenalineExplanation
The adrenal medulla secretes adrenaline. Adrenaline, also known as epinephrine, is a hormone that is released in response to stress or danger. It prepares the body for a fight-or-flight response by increasing heart rate, blood pressure, and blood sugar levels. This hormone helps to mobilize energy and increase alertness and focus, allowing the body to respond quickly in emergency situations. Glucocorticoids, such as cortisol, are secreted by the adrenal cortex and are involved in regulating metabolism and immune function. Insulin is produced by the pancreas and regulates blood sugar levels, while testosterone is a male sex hormone produced by the testes.Rate this question:
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- 14.
Hyposecretion of antidiuretic hormone causes;
- A.
Addison's disease
- B.
High blood pressure
- C.
Diabetes insipidus
- D.
Muscular atrophy
Correct Answer
C. Diabetes insipidusExplanation
Hyposecretion of antidiuretic hormone (ADH) causes diabetes insipidus. ADH is responsible for regulating the amount of water reabsorbed by the kidneys. When there is a decrease in ADH production or release, the kidneys are unable to reabsorb water effectively, leading to excessive urination and thirst, which are characteristic symptoms of diabetes insipidus. Addison's disease is caused by hyposecretion of adrenal hormones, high blood pressure is often caused by other factors such as diet and lifestyle, and muscular atrophy is typically associated with conditions affecting the muscles or nerves.Rate this question:
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- 15.
where would you find the pituitary gland?
- A.
In the neck
- B.
In the chest
- C.
In the base of the brain
- D.
In the pancreas
Correct Answer
C. In the base of the brainExplanation
The pituitary gland is located in the base of the brain. It is a small, pea-sized gland that is often referred to as the "master gland" because it produces and releases hormones that regulate various bodily functions. It is situated just below the hypothalamus, which controls the pituitary gland's activity. The pituitary gland plays a crucial role in regulating growth, reproduction, metabolism, and other important processes in the body.Rate this question:
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- 16.
what is the function of the glucocorticoid hormones?
- A.
To metabolise carbohydrates, fats and proteins
- B.
To metabolise vitamins and minerals
- C.
To regulate water absorption
- D.
To regulate salts in the body
Correct Answer
A. To metabolise carbohydrates, fats and proteinsExplanation
Glucocorticoid hormones are responsible for the metabolism of carbohydrates, fats, and proteins in the body. They play a crucial role in regulating the breakdown and utilization of these macronutrients, ensuring that the body has a steady supply of energy. Additionally, glucocorticoids also have anti-inflammatory effects and help regulate the immune system.Rate this question:
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- 17.
A person with a high blood sugar level and high urine production could be suffering from which of the following diseases?
- A.
Addison's disease
- B.
Diabetes mellitis
- C.
Diabetes insipidus
- D.
Muscular atrophy ________
Correct Answer
B. Diabetes mellitisExplanation
A person with a high blood sugar level and high urine production is likely suffering from diabetes mellitus. Diabetes mellitus is a condition where the body is unable to properly regulate blood sugar levels due to a lack of insulin production or insulin resistance. This leads to high levels of glucose in the bloodstream, which can cause increased urine production as the body tries to eliminate the excess sugar. Addison's disease, diabetes insipidus, and muscular atrophy are not typically associated with high blood sugar levels and high urine production.Rate this question:
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- 18.
One of the symptoms of hyperthyroidism could be:
- A.
Increase in weight
- B.
Increase in metabolic rate
- C.
Increase in breast growth in males
- D.
Increase in urine production ________
Correct Answer
B. Increase in metabolic rateExplanation
Hyperthyroidism is a condition in which the thyroid gland produces an excessive amount of thyroid hormones. One of the symptoms of hyperthyroidism is an increase in metabolic rate. This means that the body's processes, such as digestion and energy production, speed up, leading to weight loss, increased appetite, and difficulty gaining weight. The increase in metabolic rate is a direct result of the excess thyroid hormones circulating in the body. Therefore, an increase in metabolic rate is a likely symptom of hyperthyroidism.Rate this question:
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- 19.
What is the function of the parathyroid glands?
- A.
To control blood calcium levels
- B.
To control blood hormone levels
- C.
To control blood sugar levels
- D.
To control blood iron levels ________
Correct Answer
A. To control blood calcium levelsExplanation
The function of the parathyroid glands is to control blood calcium levels. These glands produce parathyroid hormone (PTH), which helps regulate the amount of calcium in the blood. PTH stimulates the release of calcium from the bones, increases calcium absorption in the intestines, and decreases calcium excretion by the kidneys. This helps maintain the balance of calcium in the blood, which is important for various physiological processes such as muscle contraction, nerve function, and bone health.Rate this question:
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- 20.
What is amenorrhoea?
- A.
Continuous menstruation
- B.
Painful menstruation
- C.
Absence of menstruation
- D.
Very heavy menstruation ________
Correct Answer
C. Absence of menstruationExplanation
Amenorrhoea refers to the absence of menstruation. It is a condition where a woman does not have menstrual periods for a prolonged period of time. This can be due to various reasons such as pregnancy, menopause, hormonal imbalances, stress, excessive exercise, or certain medical conditions. Absence of menstruation can have various implications on a woman's reproductive health and should be evaluated by a healthcare professional to determine the underlying cause and provide appropriate treatment if necessary.Rate this question:
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- 21.
. Where would you find the pituitary gland?
- A.
In the neck
- B.
In the chest
- C.
In the skull
- D.
In the pancreas ________
Correct Answer
C. In the skullExplanation
The pituitary gland is located in the skull. It is a small gland situated at the base of the brain, just below the hypothalamus. The pituitary gland is often referred to as the "master gland" because it produces and releases hormones that regulate various bodily functions, including growth, metabolism, reproduction, and stress response. Its location in the skull allows it to receive signals from the hypothalamus and release hormones into the bloodstream to control other glands and organs in the body.Rate this question:
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- 22.
The functions of the adrenal medulla hormones include:
- A.
" Regulation of salts in the body
- B.
" Maintenance of calcum levels in plasma
- C.
" Regulation of water absorption
- D.
" Prepares the body for "fight or flight".
Correct Answer
D. " Prepares the body for "fight or flight".Explanation
The adrenal medulla hormones, specifically adrenaline and noradrenaline, are responsible for preparing the body for the "fight or flight" response. When faced with a threatening or stressful situation, these hormones are released into the bloodstream, increasing heart rate, blood pressure, and blood sugar levels. This physiological response allows the body to respond quickly and effectively to the perceived danger. The other functions mentioned in the options, such as regulation of salts, maintenance of calcium levels, and water absorption, are primarily controlled by other hormones and systems in the body.Rate this question:
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- 23.
The endocrine system works closely with the nervous system to provide:
- A.
" Homeopathy
- B.
" Homeosapien
- C.
" Homeostasis
- D.
" Imbalance in the body
Correct Answer
C. " HomeostasisExplanation
The endocrine system and the nervous system work together to maintain homeostasis in the body. Homeostasis refers to the body's ability to regulate and maintain a stable internal environment despite external changes. The endocrine system releases hormones that help regulate various bodily functions, while the nervous system controls and coordinates these functions through electrical signals. Together, they ensure that the body's temperature, pH levels, blood sugar levels, and other vital parameters remain within a narrow range necessary for optimal functioning.Rate this question:
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- 24.
Hyposecretion of vasopressin includes:
- A.
" Oedema
- B.
" High blood pressure
- C.
" Diabetes Insipidus
- D.
" Low blood pressure
Correct Answer
C. " Diabetes InsipidusExplanation
Hyposecretion of vasopressin refers to the inadequate production or release of vasopressin, also known as antidiuretic hormone (ADH). Vasopressin plays a crucial role in regulating water balance in the body. Diabetes insipidus is a condition characterized by excessive thirst and the production of large amounts of dilute urine due to a deficiency or resistance to vasopressin. Therefore, the presence of diabetes insipidus in the given options indicates hyposecretion of vasopressin.Rate this question:
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- 25.
Hormones are transported in the:
- A.
" Circulatory system
- B.
" Lymphatic system
- C.
" Digestive system
- D.
" Respiratory system
Correct Answer
A. " Circulatory systemExplanation
Hormones are chemical messengers that are produced by various glands in the body. They need to be transported to their target organs or tissues in order to exert their effects. The circulatory system, which includes the heart, blood vessels, and blood, is responsible for transporting hormones throughout the body. Hormones are released into the bloodstream by endocrine glands and are carried to their target cells or organs. Therefore, the circulatory system is the correct answer as it is the main system involved in the transportation of hormones.Rate this question:
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- 26.
Hypersecretion of thyroxin can cause:
- A.
" Graves disease
- B.
" Myxoedema
- C.
" Cretinism
- D.
" Dwarfism
Correct Answer
A. " Graves diseaseExplanation
Hypersecretion of thyroxin refers to the excessive production of the thyroid hormone thyroxin. Graves disease is an autoimmune disorder that leads to the overactivity of the thyroid gland, resulting in hyperthyroidism. This condition is characterized by symptoms such as weight loss, increased appetite, irritability, anxiety, and an enlarged thyroid gland. Therefore, hypersecretion of thyroxin can cause Graves disease.Rate this question:
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