Anat/Phys Integumentary System Question Preview (ID: 41069)

Anatomy And Physiology.[print questions]

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.

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 dark pigment in the skin is called
a) melanin.
b) keratin.
c) collagen.
d) myosin.

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.

What two layers make up skin?
a) dermis and hypodermis
b) epidermis and hypodermis
c) epidermis and dermis
d) dermis and subcutaneous layer

The apical layer of the epidermis is made of
a) flat, dead cells.
b) melanin.
c) collagen .
d) dividing cells.

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

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

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