NR 283 QUIZ 2 EXAM WITH 100%
CORRECT ANSWERS 2026
Functions of the skin correct answer protection, prevents
penetration, perception, temperature regulation, identification,
wound repair, absorption and excretion, production of vitamin D
Epidermis correct answer Outer layer of skin
-no blood vessels or nerves
Keratinocytes correct answer barrier for pathogens
Langerhan correct answer type 4 hypersensitivity
Melanocytes correct answer produce melanin
Merkel correct answer nerve endings
Dermis correct answer middle layer of skin
-connective tissue layer
-blood,lymph,nerves
macrophages correct answer Found within the lymph nodes,
they are phagocytes that destroy bacteria, cancer cells, and other
foreign matter in the lymphatic stream.
, mast cell correct answer immune cells that function to detect
foreign substances in tissue spaces and initiate an inflammatory
response
histiocytes correct answer Macrophages in connective tissue
apocrine sweat glands correct answer body odor
eccrine sweat glands correct answer stress/ fear
arrector pili correct answer a smooth muscle attached to hair
follicles that causes "goose bumps" to appear on the skin when
contracted
Dermis: Sebaceous Glands correct answer keep hair moist
secrete sebum
stimulated by androgens
Hypodermis correct answer loose connective tissue layer of
skin below the dermis
What happens to the skin as we age? correct answer skin thins
less sweat glands
fewer melanocytes and langerhans---> risk cancer
skin tears
CORRECT ANSWERS 2026
Functions of the skin correct answer protection, prevents
penetration, perception, temperature regulation, identification,
wound repair, absorption and excretion, production of vitamin D
Epidermis correct answer Outer layer of skin
-no blood vessels or nerves
Keratinocytes correct answer barrier for pathogens
Langerhan correct answer type 4 hypersensitivity
Melanocytes correct answer produce melanin
Merkel correct answer nerve endings
Dermis correct answer middle layer of skin
-connective tissue layer
-blood,lymph,nerves
macrophages correct answer Found within the lymph nodes,
they are phagocytes that destroy bacteria, cancer cells, and other
foreign matter in the lymphatic stream.
, mast cell correct answer immune cells that function to detect
foreign substances in tissue spaces and initiate an inflammatory
response
histiocytes correct answer Macrophages in connective tissue
apocrine sweat glands correct answer body odor
eccrine sweat glands correct answer stress/ fear
arrector pili correct answer a smooth muscle attached to hair
follicles that causes "goose bumps" to appear on the skin when
contracted
Dermis: Sebaceous Glands correct answer keep hair moist
secrete sebum
stimulated by androgens
Hypodermis correct answer loose connective tissue layer of
skin below the dermis
What happens to the skin as we age? correct answer skin thins
less sweat glands
fewer melanocytes and langerhans---> risk cancer
skin tears
