Name ______________________
Period _________
Integumentary Test (30 pts.; 2 pts. per question)
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The subcutaneous layer is located
A.
above the epidermis.
B.
between the epidermis and dermis.
C.
within the dermis.
D.
beneath the dermis.
The dermis is composed largely of
A.
dense connective tissue.
B.
loose connective tissue.
C.
epithelial tissue.
D.
adipose tissue.
The cells that produce the shaft of a hair are
A.
epithelial cells.
B.
dense connective tissue cells.
C.
loose connective tissue cells.
D.
adipose tissue cells.
When the smooth muscles in the walls of dermal blood
vessels contract
A.
the vessels become dilated.
B.
body heat is conserved.
C.
more blood enters the dermis.
D.
body temperature tends to drop.
Which of the following is NOT correct concerning the skin?
A.
The hypodermis supplies nutrients to above
layers.
B.
The epidermis is composed of stratified
squamous epithelium.
C.
The epidermis has blood vessels.
D.
The dermis contains smooth muscle and nerve
tissue.
As cells are pushed from the deeper portion of the
epidermis toward the surface
A.
they divide continually.
B.
their supply of nutrients improves.
C.
they tend to die.
D.
they become dermal cells.
The skin functions to
A.
retardation of water loss from deeper tissues.
B.
excrete wastes.
C.
regulate body temperature.
D.
All of these.
The blood vessels that supply skin cells are found in the
A.
epidermis alone.
B.
epidermis and dermis.
C.
dermis alone.
D.
dermis and subcutaneous layer.
Which of the following is a normal response to excessive
loss of body heat in a cold environment?
A.
Dermal blood vessels dilate.
B.
Sebaceous glands become active.
C.
Sweat glands become active.
D.
Sweat glands become inactive.
The main function of melanocytes is to
A.
remove dead cells by phagocytosis.
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12.
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15.
B.
help control body temperature.
C.
protect deeper cells from sunlight.
D.
produce vitamin D.
Acne is a disorder involving the
A.
sweat glands.
B.
sebaceous glands.
C.
hair follicles.
D.
melanocytes.
Skin plays an important role in the production of
A.
vitamin A.
B.
vitamin D.
C.
vitamin C.
D.
vitamin E.
Membranes lining body cavities that lack openings to the
outside are called
A.
synovial.
B.
mucous.
C.
serous.
D.
cutaneous.
The part of the nail where nail cells go through mitosis
(growth) is the
A.
lanula.
B.
nail body.
C.
nail matrix.
D.
free edge.
Cutaneous carcinomas are most commonly caused by exposure
to
A.
B.
C.
D.
ultraviolet light.
gamma radiation.
X rays.
mutagenic chemicals.