Match each term with its corresponding definition or description.
-inner layer of the epidermis that is in constant mitosis
A)hypodermis
B)hair papilla
C)dermal papillae
D)Meissner corpuscle
E)stratum corneum
F)lanugo
G)melanin
H)eccrine gland
I)stratum germinativum
J)arrector pili
K)sebaceous gland
L)lunula
M)apocrine gland
N)Pacini corpuscle

Question

Quizplus · Accepted Answer

The stratum germinativum is the innermost layer of the epidermis and is constantly undergoing cell division (mitosis) to produce new skin cells.

Answer: G 
 Melanin is a pigment produced by melanocytes in the skin that gives skin its color or protects against UV radiation.

Answer: I and E 
 The stratum corneum is the outermost layer of the epidermis composed of dead skin cells, while the stratum germinativum is the innermost layer that produces new skin cells in constant mitosis.

Answer: H 
 Eccrine glands are sweat glands found all over the body that produce sweat as a means of regulating body temperature and eliminating waste products.

Answer: K 
 Sebaceous glands are located all over the body and produce sebum, an oily secretion that keeps skin and hair moisturized and healthy.

Answer: J 
 The arrector pili are small muscles attached to hair follicles that contract in response to stimuli (such as cold, fear or excitement) to produce "goosebumps".

Answer: M 
 Apocrine glands are sweat glands located in areas with hair follicles, such as the axilla and groin, that produce a thicker, more odorous sweat compared to eccrine glands.

Answer: C 
 Dermal papillae are small projections from the dermis into the epidermis that increase surface area and strengthen the bond between the two layers.

Answer: A 
 The hypodermis, also known as subcutaneous tissue, is the deepest layer of the skin composed of adipose and connective tissue that connects the skin to underlying structures.

Answer: B 
 Hair papillae are small, cone-shaped structures located at the base of hair follicles that supply nutrients and blood flow to the hair root.

Answer: N 
 Pacini corpuscles are sensory receptors located in the deeper layers of the skin and respond to deep pressure and vibration.

Answer: D 
 Meissner corpuscles are sensory receptors located in the dermal papillae that respond to light touch and pressure.

Answer: F 
 Lanugo is fine, unpigmented hair that covers the body of a fetus before birth, and may also appear on the body of premature babies or those with certain medical conditions.

Answer: L 
 The lunula is the crescent-shaped area of the nail bed at the base of the nail that appears white due to the underlying bone.

Match Each Term with Its Corresponding Definition or Description