Chapter 3 Exam Prep Flashcards
What is one reason it is important for cosmetologists to understand the structure and function of skin?
A) Cosmetologists will be able to diagnose a client’s abnormal skin condition.
B) Cosmetologists will be able to make the best hairstyle decisions.
C) Cosmetologists will be able to give their clients the best beauty advice.
D) Cosmetologists will be able to improve a client’s hair condition.
C) Cosmetologists will be able to give their clients the best beauty advice.
The outermost and thinnest layer of the skin is the ______.
A) Subcutaneous layer
B) Papillary layer
C) Dermis
D) Epidermis
D) Epidermis
What is the function of the stratum corneum?
A) It protects the tissue beneath it from infection, dehydration, and other possible negative effects.
B) It forms unique fingerprints and footprints.
C) It is responsible for the growth of the epidermis
D) It creates the skin’s sensitivity to touch, heat and cold, and pressure.
A) It protects the tissue beneath it from infection, dehydration, and other possible negative effects.
Which layer of the dermis connects the dermis to the epidermis?
A) reticular layer
B) papillary layer
C) dermal/epidermal junction
D) horny layer
C) dermal/epidermal junction
Nerve fibers that convey impulses from the spinal cord to muscles or glands are called _____ nerve fibers.
A) secretory
B) sensory
C) motor
D) spinal
C) motor
The tiny grains of pigment deposited into cells of the epidermis and dermis are called _____.
A) melanin
B) eumelanin
C) pheomelanin
D) melanocytes
A) melanin
A person with very fair skin has less activity in the _____________.
A) collagen cells
B) sudoriferous glands
C) melanocytes
D) elastin cells
C) melanocytes
What does a broad-spectrum sunscreen do?
A) It protects the skin from sun exposure by blocking the production of melanin.
B) It protects the skin from both UVA and UVB radiation from the sun.
C) It protects the skin from sun exposure by boosting the skin’s production of melanin.
D) It protects the skin from sun exposure by absorbing UVA and UVB radiation.
B) It protects the skin from exposure by blocking the production of melanin.
Which sentence is the best way to explain how a person’s skin color is determined?
A) It is determined by a combination of internal factors, such as melanin produced, and external factors, such as sun exposure.
B) It is determined only by external factors, such as how much sun exposure the person has on a regular basis.
C) It is determined only by the person’s genetic makeup.
D) It is determined only by internal factors, such as how much melanin a person’s melanocytes produce.
A) It is determined by a combination of internal factors, such as melanin produced, and external factors, such as sun exposure.
Your client has rosy skin and red hair. What explains this hair color and skin pigment?
A) The client has a eumelanin dominance.
B) The client has had a great deal of lifetime sun exposure.
C) The client has very few melanocytes.
D) The client has a pheomelanin dominance.
D) The client has a pheomelanin dominance.
Both collagen and elastin are mostly composed of _____.
A) skin
B) protein
C) melanocytes
D) nerves
B) protein
What do healthy collagen fibers allow the skin to do?
A) They allow the skin to be flexible.
B) They allow the skin to stretch and contract.
C) They allow the skin to be elastic.
D) They allow the skin to protect itself from the sun.
B) They allow the skin to stretch and contract.
What causes elastin and collagen to weaken over time?
A) melanin
B) disease
C) gravity
D) pregnancy
C) gravity
What is the primary difference between collagen and elastin when it comes to the function of each one?
A) Collagen gives skin its form, whereas elastin allows skin to be flexible.
B) Collagen and elastin both function the same way; they both give skin its strength.
C) Collagen produces protein fibers, whereas elastin produces melanin.
D) Collagen allows skin to be flexible, whereas elastin gives skin its form.
A) Collagen gives skin its form, whereas elastin allows skin to be flexible.
Your client works daily in the sun and has noticed some changes to the skin. The client asks for your advice for protecting the skin and avoiding any long-term skin damage. What advice would you give?
A) The client should minimize the production of pheomelanin.
B) The client should wear a broad-spectrum sunscreen and moisturize daily.
C) The client should avoid the secretion of sebum.
D) The client should avoid excessive sweat.
B) The client should wear a broad-spectrum sunscreen and moisturize daily.
