Free 5-question sample test with instant feedback. See how ready you are.
Question 1
What is the outermost layer of the skin called?
Answer: The epidermis is the outermost layer of the skin. It acts as a protective barrier and contains no blood vessels.
Question 2
Which layer of the skin contains collagen fibers, nerve endings, hair follicles, and sweat glands?
Answer: The dermis contains collagen and elastin fibers, nerve endings, hair follicles, and sweat glands. It lies directly beneath the epidermis.
Question 3
What is the name of the deepest layer of the epidermis where new skin cells are produced?
Answer: The stratum germinativum (also called the stratum basale) is the deepest epidermal layer where cell mitosis occurs to produce new skin cells.
Question 4
What pigment gives skin its color and provides protection against UV radiation?
Answer: Melanin is the pigment responsible for skin color and helps protect the skin from ultraviolet radiation damage.
Question 5
What is the acid mantle of the skin, and what is its normal pH range?
Answer: The acid mantle is a thin protective film on the skin's surface formed by sebum and sweat. Its normal pH range is 4.5 to 5.5, making it slightly acidic.