1.
Archeological studies reveal that haircutting and hairstyling were practiced in some form as early as:
Correct Answer
A. The ice age
Explanation
Archeological studies have provided evidence that haircutting and hairstyling were practiced in some form during the ice age. This suggests that early humans recognized the importance of grooming and personal appearance even in such early stages of civilization. The discovery of tools and artifacts related to hair care in ice age sites supports this finding. Therefore, it can be concluded that the practice of haircutting and hairstyling dates back to the ice age.
2.
Round-shaped pathogenic bacteria that appear singly or in groups are
Correct Answer
D. Cocci
Explanation
Cocci are round-shaped pathogenic bacteria that can appear singly or in groups. They are characterized by their spherical shape and can be found in various arrangements, such as pairs (diplococci), chains (streptococci), or clusters (staphylococci). Bacilli, on the other hand, are rod-shaped bacteria, spirilla are spiral-shaped bacteria, and Lyme disease is a specific bacterial infection caused by the spirochete bacteria Borrelia burgdorferi. Therefore, the correct answer is cocci.
3.
Body tissues being invaded by disease-causing or pathogenic bacteria results in a(n):
Correct Answer
A. Infection
Explanation
When body tissues are invaded by disease-causing or pathogenic bacteria, it leads to an infection. An infection occurs when harmful bacteria enter the body and start multiplying, causing damage to the tissues and triggering an immune response. This immune response can result in symptoms such as inflammation, fever, and pain. Therefore, infection is the correct answer as it accurately describes the consequence of bacteria invading body tissues.
4.
A disease that spreads from person to another by contact is said to be:
Correct Answer
D. Contagious
Explanation
A disease that spreads from person to another by contact is said to be contagious. This means that the disease can be transmitted through direct or indirect contact with an infected individual, such as through physical touch, respiratory droplets, or contaminated surfaces. Contagious diseases are easily spread within a community or population, making it important to take preventive measures, such as practicing good hygiene and social distancing, to limit their transmission.
5.
A submicroscopic structure capable of infesting almost all plants and animals is a:
Correct Answer
C. Virus
Explanation
A virus is a submicroscopic structure that can infect almost all plants and animals. Unlike parasites, which are larger organisms that rely on a host for survival, viruses are much smaller and can only reproduce inside a host cell. They are known to cause a variety of diseases in both plants and animals, making them capable of infesting a wide range of organisms. Contaminants, on the other hand, refer to any foreign substances that may be present in an environment and can include pollutants, toxins, or impurities.
6.
A disease caused by a bloodborne virus and marked by inflammation of the liver is:
Correct Answer
A. Hepatitis
Explanation
Hepatitis is a disease caused by a bloodborne virus and is characterized by inflammation of the liver. It can be caused by different types of viruses, such as hepatitis A, B, C, D, and E. The inflammation of the liver can lead to various symptoms, including fatigue, jaundice, abdominal pain, and liver damage. Hepatitis can be transmitted through contact with infected blood or bodily fluids, contaminated food or water, or through sexual contact. Treatment options for hepatitis vary depending on the type and severity of the infection.
7.
A contagious skin disease that is caused by the itch mite is:
Correct Answer
A. Scabies
Explanation
Scabies is a contagious skin disease caused by the itch mite. It is characterized by intense itching and a rash that is usually found on the hands, wrists, and between the fingers. The mite burrows into the skin, laying eggs and causing an allergic reaction. Scabies is easily spread through close physical contact, such as sexual activity or sharing bedding or clothing. Treatment usually involves prescription creams or lotions that kill the mites and their eggs.
8.
A very safe and useful type of disinfectant, commonly called quats is:
Correct Answer
D. Quaternary ammonium compounds
Explanation
Quaternary ammonium compounds, commonly known as quats, are a very safe and useful type of disinfectant. They are commonly used as antiseptics and disinfectants in various settings, including hospitals, households, and industries. Quats have strong antimicrobial properties and are effective against a wide range of bacteria, viruses, and fungi. They are also known for their ability to sanitize and deodorize surfaces. Due to their safety profile and effectiveness, quaternary ammonium compounds are widely used in the healthcare and cleaning industries.
9.
To be effective, the strength of ethyl alcohol must be no less than:
Correct Answer
D. 70 percent
Explanation
Ethyl alcohol is commonly used as a disinfectant or antiseptic. In order for it to be effective in killing bacteria and viruses, it needs to have a high enough concentration. A strength of 70 percent or higher is recommended because it allows for the optimal balance of water and alcohol. This concentration helps to disrupt the cell membranes of microorganisms, leading to their destruction. Lower concentrations may not be as effective in killing pathogens, making 70 percent the minimum strength required for ethyl alcohol to be effective.
10.
The study of the functions and activities performed by the body structures is:
Correct Answer
B. pHysiology
Explanation
Physiology is the study of the functions and activities performed by the body structures. It focuses on how different organs and systems work together to maintain homeostasis and carry out various bodily functions. This field of study helps in understanding the mechanisms behind processes such as digestion, respiration, circulation, and reproduction. By studying physiology, researchers and healthcare professionals gain insights into the normal functioning of the human body and can better understand and treat diseases and disorders.
11.
The phase of metabolism that involes the breaking down of complex compounds within cells into smaller ones is:
Correct Answer
A. Catabolism
Explanation
Catabolism is the correct answer because it refers to the phase of metabolism where complex compounds are broken down into smaller ones. This process releases energy and allows the cells to obtain the necessary building blocks for growth and maintenance. Anabolism, on the other hand, is the phase of metabolism where smaller molecules are combined to form larger ones. Cell division and cytoplasm are not directly related to the breaking down of complex compounds within cells.
12.
Muscles that are attached to bones and are voluntary or controlled by the will are:
Correct Answer
B. Striated muscles
Explanation
Striated muscles are the correct answer because they are attached to bones and are voluntary or controlled by the will. These muscles are also known as skeletal muscles and are responsible for our voluntary movements, such as walking, running, and lifting weights. They have a striped or striated appearance under a microscope due to the arrangement of their contractile proteins.
13.
The middle part of the muscle is the:
Correct Answer
D. Belly
Explanation
The correct answer is "belly." In muscle anatomy, the belly refers to the central, fleshy part of the muscle. It is the thickest and most contractile portion of the muscle, responsible for generating force and movement. The belly is located between the muscle's origin (the point where it attaches to a stationary bone) and its insertion (the point where it attaches to a movable bone).
14.
The dermis layer is made up of two layers, which are the
Correct Answer
A. Papiliary and reticular
Explanation
The correct answer is papillary and reticular. The dermis layer of the skin is composed of two layers: the papillary layer, which is the uppermost layer and is responsible for supplying nutrients to the epidermis, and the reticular layer, which is the deeper layer and provides strength and elasticity to the skin. The other options provided are incorrect as they do not accurately describe the composition of the dermis layer.
15.
The top of the papillary layer where it joins the edidermis is the:
Correct Answer
B. Epidermal-dermal junction
Explanation
The top of the papillary layer where it joins the epidermis is known as the epidermal-dermal junction. This is the area where the epidermis and dermis meet and connect. It is important because it provides structural support and allows for communication and nutrient exchange between the two layers. The epidermal-dermal junction also plays a role in maintaining the integrity and function of the skin.
16.
The nail that grows the slowest is on the:
Correct Answer
B. Thumb
Explanation
The thumb is the correct answer because it has the slowest nail growth rate compared to the other fingers. This is because the thumb nail receives less blood flow and nutrients compared to the other fingers, resulting in slower growth.
17.
The part of the human hair that projects above the skin is known as the:
Correct Answer
D. Hair shaft
Explanation
The hair shaft is the correct answer because it refers to the part of the hair that is visible above the skin's surface. It is composed of dead cells that have been pushed up through the hair follicle. The hair shaft is responsible for giving hair its length and texture, and it can be styled and manipulated.
18.
The three main layers of the hair shaft are the cuticle, cortex, and:
Correct Answer
B. Medulla layer
Explanation
The three main layers of the hair shaft are the cuticle, cortex, and medulla layer. The cuticle is the outermost layer that protects the hair, while the cortex is the middle layer responsible for the hair's strength, elasticity, and color. The medulla layer is the innermost layer, found in some hairs, and it consists of soft cells that may or may not be present in all hair types. The medulla layer helps to provide additional support and structure to the hair shaft.
19.
The hair shaft that emerges from the scalp is a nonliving fiber composed of:
Correct Answer
D. Keratinized protein
Explanation
The hair shaft that emerges from the scalp is composed of keratinized protein. Keratin is a tough, fibrous protein that forms the structure of hair, nails, and the outer layer of the skin. Keratinization is the process by which cells in the hair follicle are converted into keratin, resulting in the formation of the hair shaft. This process involves the hardening and strengthening of the cells through the cross-linking of keratin proteins. Therefore, the hair shaft is a nonliving fiber made up of keratinized protein.
20.
Hydroxide chemical relaxers break disulfide bonds and convert them to:
Correct Answer
A. Lanthionine bonds
Explanation
Hydroxide chemical relaxers break disulfide bonds, which are responsible for the natural curl pattern of the hair. These relaxers convert the disulfide bonds into lanthionine bonds. Lanthionine bonds are weaker than disulfide bonds, resulting in permanently straightened hair. Sulfur bonds, carbon bonds, and hydrogen bonds do not play a role in the chemical relaxing process.
21.
The sudden falling out of hair in round patches or baldness in spots is:
Correct Answer
D. Alopecia areata
Explanation
Alopecia areata refers to the sudden falling out of hair in round patches or baldness in spots. It is an autoimmune condition where the immune system mistakenly attacks the hair follicles, causing hair loss. This condition can occur at any age and can affect both men and women. It is not related to postpartum alopecia, which is hair loss that occurs after giving birth, or alopecia androgenetica, which is male or female pattern baldness. Alopecia totalis refers to complete loss of scalp hair, whereas alopecia areata is characterized by patchy hair loss.
22.
The simplest for of matter that cannot be broken down without the loss of identity is a(n):
Correct Answer
A. Element
Explanation
An element is the simplest form of matter that cannot be broken down without the loss of identity. Elements are made up of atoms, which are the basic building blocks of matter. Each element has a unique set of properties and characteristics that distinguish it from other elements. Unlike substances or minerals, which can be composed of multiple elements or compounds, an element is pure and consists of only one type of atom. Energy, on the other hand, is not a form of matter but a property or ability to do work.
23.
The chermical compound sodium chloride is:
Correct Answer
B. Table salt
Explanation
Sodium chloride is commonly known as table salt. It is a chemical compound that is widely used as a seasoning and preservative in food. It is not a shampoo, sugar, or distilled water.
24.
A common volatile organic compound that evaporates quickly and is used in hair spray is:
Correct Answer
D. Ethyl alcohol
Explanation
Ethyl alcohol is a common volatile organic compound that evaporates quickly and is commonly used in hair spray. It helps to disperse the other ingredients in the hair spray and allows it to dry quickly on the hair. Ethyl alcohol is a solvent that helps to dissolve the resins and polymers in the hair spray, allowing it to be sprayed evenly and create a strong hold. Due to its volatility, it evaporates quickly after application, leaving the hair with the desired style and hold.
25.
The path of an electric current from the generating source back to the original source is a(n):
Correct Answer
B. Complete circuit
Explanation
A complete circuit refers to a closed pathway that allows the flow of electric current from the generating source back to the original source without any interruptions or breaks. In a complete circuit, there are no open switches or disconnected wires, ensuring that the current can continuously flow through the circuit. This enables the electrical devices or components connected to the circuit to function properly, as the flow of electrons is uninterrupted.
26.
The even-flowing electric current that travels in one direction only is:
Correct Answer
D. Direct current
Explanation
Direct current refers to the flow of electric charge in one direction only. Unlike alternating current, which periodically reverses direction, direct current maintains a constant flow of electrons. This type of current is commonly used in batteries, solar panels, and electronic devices that require a steady and continuous flow of electricity.
27.
Thermal or heat-producing current with a high rate of oscillatin or vibration is:
Correct Answer
A. Telsa current
Explanation
The correct answer is "telsa current". However, there is no information provided in the question about what telsa current refers to. Therefore, it is not possible to provide an accurate explanation for this answer.
28.
A combination light of all the visible rays of spectrum is referred to as:
Correct Answer
A. White light
Explanation
White light is the correct answer because it refers to a combination of all the visible rays of the spectrum. When white light passes through a prism, it splits into different colors, showing that it consists of all the colors of the rainbow. White light is what we perceive when all the colors are present in equal amounts, and it is commonly seen in sunlight and light bulbs.
29.
An example of a style using curved, parallel lines that creates interest in the design is a:
Correct Answer
A. Finger wave style
Explanation
A finger wave style is an example of a design that uses curved, parallel lines to create interest. This style involves shaping the hair into "S" or "C" waves using a comb and fingers, resulting in a visually appealing and textured look. The curved lines in the finger wave style add movement and dimension to the design, making it an interesting and unique choice.
30.
Contrasting lines are horizontal and vertical lines that create a hard edge and form a:
Correct Answer
B. 90-degree angle
Explanation
Contrasting lines are created by the intersection of horizontal and vertical lines, which results in a sharp and distinct edge. This intersection forms a 90-degree angle, as both horizontal and vertical lines are perpendicular to each other.
31.
The form or mass of a hairstyle may also be called:
Correct Answer
B. Volume
Explanation
Volume refers to the amount of space that a hairstyle occupies. It is a measure of how full and three-dimensional the hairstyle appears. The term "volume" is commonly used in the context of hair to describe the thickness, fullness, and overall size of the hairstyle. A hairstyle with high volume will appear larger and more voluminous, while a hairstyle with low volume will appear flatter and less full. Therefore, volume is an appropriate term to describe the form or mass of a hairstyle.
32.
A single line of color, or a series of repeated lines, creates a:
Correct Answer
C. Bold,dramatic accent
Explanation
A single line of color or a series of repeated lines can create a bold and dramatic accent. This is because the use of a single line or repeated lines draws attention and creates a strong visual impact. The boldness and drama come from the contrast and emphasis that the line(s) provide, adding intensity and excitement to the overall composition.
33.
The styling choice for a client with a round facial type would be a style that has:
Correct Answer
C. Volume on top and closeness or no volume at sides
Explanation
For a client with a round facial type, the ideal styling choice would be to have volume on top to create height and elongate the face. This helps to balance out the roundness of the face. Additionally, having closeness or no volume at the sides helps to create the illusion of a slimmer face by minimizing width. This combination of volume on top and closeness or no volume at the sides creates a flattering and balanced look for someone with a round facial type.
34.
Two conditioning agents that boost shampoos and restore moisture and elasticity to the hair shaft are:
Correct Answer
C. Protein and biotin
Explanation
Protein and biotin are two conditioning agents that boost shampoos and restore moisture and elasticity to the hair shaft. Protein helps to strengthen the hair and repair damage, while biotin promotes hair growth and improves the overall health of the hair. These two ingredients work together to nourish and rejuvenate the hair, leaving it soft, smooth, and manageable.
35.
Products that do not remove artificial color from the hair are considered to be:
Correct Answer
D. Nonstripping
Explanation
Nonstripping refers to products that do not remove or strip away artificial color from the hair. This means that these products are gentle and do not cause the color to fade or wash out. Therefore, if a product does not remove artificial color, it can be categorized as nonstripping.
36.
The part of the head is found by placing a comb flat ont the side of the head is the:
Correct Answer
A. Parietal ridge
Explanation
The correct answer is parietal ridge. The parietal ridge is the part of the head that can be located by placing a comb flat on the side of the head. It is a reference point that helps in determining the placement and direction of various hairstyles and haircuts. The parietal ridge is an important landmark in hairdressing and styling as it helps create balance and symmetry in the overall look.
37.
Achieving balance withing a design can be accomplished by understanding the head shape and:
Correct Answer
B. Reference points
Explanation
Achieving balance within a design can be accomplished by understanding the head shape and reference points. Reference points are specific points on the head that help in creating a balanced and visually appealing design. These points act as a guide for the placement of elements in the design, ensuring that they are evenly distributed and harmonious. By considering the head shape and utilizing reference points, designers can achieve a sense of balance and proportion in their designs.
38.
The area of the head that is between the apex and the back of the parietal ridge is the:
Correct Answer
A. Crown
Explanation
The area of the head that is between the apex and the back of the parietal ridge is referred to as the crown. This area is located at the top of the head, and it is where the hair tends to naturally separate and fall in different directions. The crown is an important area to consider when styling hair, as it can greatly impact the overall look and shape of a hairstyle.
39.
The uniform working areas used for control during haircutting are called:
Correct Answer
D. Sections
Explanation
Sections are the uniform working areas used for control during haircutting. They help to maintain consistency and precision in the haircut by dividing the hair into manageable parts. Each section is typically created by parting the hair in a specific direction or pattern, allowing the stylist to work on one section at a time. This ensures that the haircut is evenly distributed and balanced throughout the head.
40.
The guideline where a small slice of a previous subsection is moved to the next position and becomes the new guideline is a:
Correct Answer
D. Travelling guide
Explanation
A "travelling guide" refers to a guideline that moves from one position to another in a sequential manner. In this context, the guideline mentioned in the question is described as a small slice of a previous subsection that is moved to the next position and becomes the new guideline. Hence, the term "travelling guide" accurately represents this process of the guideline moving from one position to another.
41.
The conversation where the practitioner offers professional advice and suggestions to a client is the:
Correct Answer
A. Client consultation
Explanation
In a client consultation, a practitioner engages in a conversation with a client to offer professional advice and suggestions. This interaction is focused on understanding the client's needs, discussing their concerns, and providing appropriate recommendations or solutions. It is a formal and structured session where the practitioner utilizes their expertise to guide the client towards achieving their goals or addressing their issues.
42.
To reduce strain on the index finger and thumb while cutting hair, it is important to:
Correct Answer
D. Palm the shears
Explanation
To reduce strain on the index finger and thumb while cutting hair, it is important to palm the shears. Palming the shears means holding them in the palm of the hand, with the thumb and index finger lightly gripping the handles. This technique helps distribute the pressure and workload across the entire hand, reducing strain on the fingers. It also allows for better control and precision while cutting.
43.
A texturizing technique performed on the ends of hair using the tips of the shears to remove bulk is the:
Correct Answer
C. Point cutting
Explanation
Point cutting is a texturizing technique where the tips of the shears are used to remove bulk from the ends of the hair. This technique helps to create a softer and more blended look by adding movement and texture to the hair. It involves making small, strategic cuts into the hair, rather than cutting straight across. Point cutting is commonly used to add texture to layered haircuts and to remove weight from thick or heavy hair.
44.
In the finger waver procedure, pinching or pushing a ridge with your fingers creates:
Correct Answer
C. Over-direction of ridge
Explanation
In the finger waver procedure, when you pinch or push a ridge with your fingers, it causes the ridge to be pushed in a direction opposite to its natural growth pattern. This is known as over-direction of the ridge. This technique is commonly used in hairstyling to create volume, texture, and movement in the hair.
45.
Along the front hairline to prevent splits or breaks in the finished style, the recommended base to use is:
Correct Answer
A. Triangular base
Explanation
A triangular base is recommended to use along the front hairline to prevent splits or breaks in the finished style. This base shape provides stability and support to the hair, ensuring that it stays in place and doesn't split or break during styling. The triangular shape allows for even distribution of tension and weight, reducing the risk of damage to the hair. Using a triangular base helps create a strong foundation for the style, resulting in a more polished and long-lasting look.
46.
Ridge curls are pin curls placed immediately behind or below a ridge to form a:
Correct Answer
C. Wave
Explanation
Ridge curls are pin curls that are strategically placed behind or below a ridge to create a wave pattern in the hair. By positioning the pin curls in this way, it allows the hair to form a wave shape, adding texture and movement to the hairstyle. This technique is commonly used in hairstyling to create a wave-like effect without using heat or styling tools.
47.
Large diameter pin curls that are similar to a roller but do not have the same amount of tension are:
Correct Answer
D. Barrel curls
Explanation
Barrel curls are large diameter pin curls that are similar to a roller but do not have the same amount of tension. They create a looser, more relaxed curl compared to other types of curls. This type of curl is often used to add volume and texture to the hair.
48.
To create curls in using rollers, the hair should be wrapped around the roller:
Correct Answer
D. Two complete turns
Explanation
To create curls using rollers, the hair should be wrapped around the roller with two complete turns. This means that the hair should be wrapped around the roller twice from the starting point to the end point. This allows the hair to be securely held in place and ensures that the curl will be formed properly. Wrapping the hair with two complete turns also helps in distributing the heat evenly and promoting uniform curl formation throughout the hair.
49.
The technique of drying and styling damp hair in one operation is:
Correct Answer
D. Blow-dry styling
Explanation
Blow-dry styling is the technique of drying and styling damp hair simultaneously using a blow dryer and various tools such as brushes, combs, and styling products. This method helps to achieve the desired hairstyle quickly and efficiently by using heat to evaporate moisture from the hair while shaping it. It is a popular technique in salons and allows for versatility in creating different hairstyles.
50.
The correct temperature setting of the iron when thermal curling determined by the:
Correct Answer
A. Texture of the hair
Explanation
The correct temperature setting of the iron for thermal curling is determined by the texture of the hair. Different hair textures require different levels of heat to achieve the desired curl. Fine or damaged hair may require a lower temperature setting to prevent further damage, while coarse or thick hair may need a higher temperature to effectively curl. The length of the hair, type of iron used, and size of iron used can also influence the temperature setting, but the texture of the hair is the primary factor to consider.