Question 1

The arrector pili muscle is composed of striated muscle tissue.

Accepted Answer

A) True 
 B)False

Question 2

The major blood vessels that supply the skin lie between the dermis and the epidermis.

Accepted Answer

A) True 
 B)False

Question 3

The functions of skin include

Accepted Answer

A)   acting as a protective covering.
B)   housing sensory receptors.
C)   regulating body temperature.
D)   all of the above.E) A) and D)
F) All of the above

Question 4

A future treatment for baldness may potentially be

Accepted Answer

A)   head massages.
B)   high protein shakes.
C)   scalp transplants.
D)   stem cells from the bulb region at the base of hair follicles.E) C) and D)
F) B) and C)

Question 5

Blood vessels in the ___________ supply epidermal cells with nutrients.

Accepted Answer

A)   epidermis
B)   dermis
C)   stratum basale
D)   hair follicleE) None of the above
F) A) and B)

Question 6

The skin dissipates excess body heat by

Accepted Answer

A)   dilating dermal blood vessels.
B)   activating eccrine sweat glands.
C)   radiation
D)   all of the above.E) B) and C)
F) A) and B)

Question 7

Eccrine sweat glands

Accepted Answer

A)   are most common in the armpits and groin.
B)   respond primarily to elevated body temperature.
C)   respond primarily to emotional stress.
D)   usually are associated with hair follicles.E) C) and D)
F) A) and B)

Question 8

Individuals at elevated risk for hypothermia include

Accepted Answer

A)   homeless people exposed to the outdoors.
B)   the very old and the very young.
C)   very thin people.
D)   all of the above.E) None of the above
F) All of the above

Question 9

Sunlight, ultraviolet light, and X rays all darken skin because they increase blood flow to the dermis.

Accepted Answer

A) True 
 B)False

Question 10

Hypothermia is elevated body temperature due to exposure to heat, and the body being unable to cool down.

Accepted Answer

A) True 
 B)False

Question 11

____________ sweat glands become active at puberty and possess ducts that open into hair follicles.

Accepted Answer

The answer of ____________ sweat glands become active at puberty...

Question 12

Decreased hair growth, decreased sensory receptors in the skin, and inability to regulate body temperature are all signs of ________________.

Accepted Answer

The answer of Decreased hair growth, decreased sensory receptors in...

Question 13

An organ consists of

Accepted Answer

A)   skin and bones.
B)   two or more tissues grouped together that function together.
C)   at least four tissues grouped together that function together.
D)   one variety of each of the four tissue types.E) All of the above
F) A) and B)

Question 14

Which of the following happens first after a scab forms?

Accepted Answer

A)   phagocytic cells remove dead material.
B)   the scab sloughs off.
C)   fibroblasts from the wound edge form new collagenous fibers.
D)   blood vessels send out new branches under the scab.E) C) and D)
F) A) and B)

Question 15

The hardness of a nail comes from

Accepted Answer

A)   carotene.
B)   collagen.
C)   calcium.
D)   keratin.E) B) and D)
F) C) and D)

Question 16

Exposure to ultraviolet radiation greatly increases the risk of developing

Accepted Answer

A)   heart disease.
B)   diabetes.
C)   skin cancer.
D)   glaucoma.E) A) and B)
F) None of the above

Question 17

Exposure to ultraviolet light darkens skin by stimulating synthesis of

Accepted Answer

A)   melanin.
B)   carotene.
C)   hemoglobin.
D)   cyanin.E) B) and C)
F) A) and B)

Question 18

Milk and ear wax

Accepted Answer

A)   are not secretions.
B)   are secreted from modified sweat glands.
C)   are secreted from modified sebaceous glands.
D)   are in the blood.E) C) and D)
F) A) and B)

Question 19

The major blood vessels that supply the skin are in the

Accepted Answer

A)   epidermis.
B)   basement membrane.
C)   dermis.
D)   subcutaneous layer.E) B) and C)
F) B) and D)

Question 20

Epidermis is ________________, whereas dermis is ________________.

Accepted Answer

A)   the innermost layer of the skin; under the epidermis
B)   largely composed of dense connective tissue; composed of stratified squamous epithelial tissue
C)   the outermost layer of the skin; composed of stratified squamous epithelial tissue
D)   composed of stratified squamous epithelial tissue; composed of connective tissue, smooth muscle, and nerve cell processesE) C) and D)
F) None of the above

Exam 6: Integumentary System

The arrector pili muscle is composed of striated muscle tissue.

Correct AnswerverifiedShow Answer

The major blood vessels that supply the skin lie between the dermis and the epidermis.

Correct AnswerverifiedShow Answer

Milk and ear wax

Correct AnswerverifiedShow Answer

The hardness of a nail comes from

Correct AnswerverifiedShow Answer

Exposure to ultraviolet light darkens skin by stimulating synthesis of

Correct AnswerverifiedShow Answer

Which of the following happens first after a scab forms?

Correct AnswerverifiedShow Answer

The major blood vessels that supply the skin are in the

Correct AnswerverifiedShow Answer

Sunlight, ultraviolet light, and X rays all darken skin because they increase blood flow to the dermis.

Correct AnswerverifiedShow Answer

Exposure to ultraviolet radiation greatly increases the risk of developing

Correct AnswerverifiedShow Answer

____________ sweat glands become active at puberty and possess ducts that open into hair follicles.

Correct AnswerverifiedShow Answer

Individuals at elevated risk for hypothermia include

Correct AnswerverifiedShow Answer

Eccrine sweat glands

Correct AnswerverifiedShow Answer

Blood vessels in the ___________ supply epidermal cells with nutrients.

Correct AnswerverifiedShow Answer

The skin dissipates excess body heat by

Correct AnswerverifiedShow Answer

Hypothermia is elevated body temperature due to exposure to heat, and the body being unable to cool down.

Correct AnswerverifiedShow Answer

A future treatment for baldness may potentially be

Correct AnswerverifiedShow Answer

An organ consists of

Correct AnswerverifiedShow Answer

Epidermis is ________________, whereas dermis is ________________.

Correct AnswerverifiedShow Answer

Decreased hair growth, decreased sensory receptors in the skin, and inability to regulate body temperature are all signs of ________________.

Correct AnswerverifiedShow Answer

The functions of skin include

Correct AnswerverifiedShow Answer

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Epidermis is , whereas dermis is .

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