Anat/Phys Integumentary System Question Preview (ID: 41069)
Anatomy And Physiology.
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Which of the following in NOT a function of the skin?
a) helps regulate body temperature
b) sensory function
c) contracts and relaxes muscles
d) helps prevent infection
Which of the following is NOT part of the integumentary system?
a) skin
b) cartilage
c) nails
d) hair
From which of the following does the basic structure of hair and nails form?
a) sweat
b) melanin
c) collagen
d) keratin
The apical layer of the epidermis is made of
a) flat, dead cells.
b) melanin.
c) collagen .
d) dividing cells.
What two layers make up skin?
a) dermis and hypodermis
b) epidermis and hypodermis
c) epidermis and dermis
d) dermis and subcutaneous layer
A slight scratch of the skin does not cause bleeding because the epidermis lacks
a) blood vessels.
b) living cells.
c) melanin.
d) hair follicles.
The dark pigment in the skin is called
a) melanin.
b) keratin.
c) collagen.
d) myosin.
Keratin provides
a) insulation.
b) a waterproof covering.
c) pigmentation.
d) protection from UV radiation.
All of the following are found in the dermis EXCEPT
a) nerve endings.
b) blood vessels.
c) sebaceous glands.
d) melanocytes.
The function of melanin is to
a) help control the rate of heat loss by the skin.
b) produce sweat.
c) produce a waterproof covering over the skin surface.
d) absorb harmful UV radiation.
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