Question 1

-What does structure "E" represent on the diagram?

Accepted Answer

A)   hair follicle
B)   arrector pili
C)   dermis
D)   hypodermis
E)   sebaceous glandF) B) and C)
G) B) and E)

Question 2

Body odor results from secretions from the ______ sweat glands.

Accepted Answer

A)   apocrine
B)   merocrine
C)   ceruminous
D)   sebaceous
E)   eccrineF) A) and E)
G) C) and E)

Question 3

Cedric slipped and cut his finger. The cut bled, but did not penetrate to the hypodermis. The deepest layer penetrated was the

Accepted Answer

A)   stratum spinosum.
B)   stratum granulosum.
C)   stratum basale.
D)   stratum corneum.
E)   papillary layer of the dermis.F) B) and D)
G) None of the above

Question 4

A yellow pigment derived from plants that can impart a yellow color to the skin is

Accepted Answer

A)   melanosomes.
B)   albinism.
C)   dermatitis.
D)   carotene.
E)   cyanosis.F) All of the above
G) B) and D)

Question 5

The central axis of the hair is the

Accepted Answer

A)   shaft.
B)   cuticle.
C)   hair bulb.
D)   medulla.
E)   root.F) C) and D)
G) None of the above

Question 6

-The diagram illustrates glands of the skin. What does "B" represent?

Accepted Answer

A)   apocrine sweat gland
B)   sebaceous gland
C)   eccrine sweat gland
D)   duct of apocrine sweat gland
E)   sweat poreF) A) and E)
G) A) and B)

Question 7

Intact skin provides protection because

Accepted Answer

A)   it forms a physical barrier against the entry of microbes.
B)   its secretions keep the skin slightly alkaline.
C)   the skin contains components of the excretory system.
D)   the skin enhances water loss from the body.
E)   macrophages roam in the epidermis.F) A) and B)
G) A) and C)

Question 8

What type of burn appears white or black with no immediate pain?

Accepted Answer

A)   first-degree
B)   second-degree
C)   third-degree
D)   fourth-degree
E)   partial-thicknessF) B) and E)
G) A) and B)

Question 9

In which layer of the epidermis are granules of keratohyalin formed?

Accepted Answer

A)   stratum basale
B)   stratum spinosum
C)   stratum granulosum
D)   stratum lucidum
E)   stratum corneumF) C) and D)
G) B) and C)

Question 10

What protein is found in the nails, hair, and epidermis?

Accepted Answer

A)   melanin
B)   keratin
C)   carotene
D)   elastin
E)   collagenF) B) and E)
G) A) and D)

Question 11

Which of the following statements concerning the hypodermis is false?

Accepted Answer

A)   Hypodermis is referred to as subcutaneous tissue.
B)   Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
C)   The main cell types of the hypodermis are fibroblasts, fat cells, and macrophages.
D)   The hypodermis attaches the skin to underlying bone and muscle.
E)   The hypodermis is a site of fat storage.F) A) and E)
G) B) and D)

Question 12

Xeroderma pigmentosa is an autosomal recessive trait most commonly associated with a defective gene located on chromosome

Accepted Answer

A)   8.
B)   10.
C)   11.
D)   23.
E)   9.F) B) and C)
G) None of the above

Question 13

Nails

Accepted Answer

A)   protect the ends of digits.
B)   alternate between growing and resting stages.
C)   grow from their free edges.
D)   are part of the dermis.
E)   are soft keratin.F) A) and B)
G) C) and D)

Question 14

Keratinocytes

Accepted Answer

A)   produce skin pigments in cell organelles called melanosomes.
B)   are found in both the dermal and the epidermal layers of the skin.
C)   are special cells of the immune system.
D)   are responsible for the reduction of water loss from the skin.
E)   determine thickness of the skin.F) A) and B)
G) None of the above

Question 15

Delicate unpigmented hairs that cover the fetus in early development are called

Accepted Answer

A)   terminal hairs.
B)   primary hairs.
C)   lanugo hairs.
D)   vellus hairs.
E)   secondary hairs.F) A) and D)
G) A) and E)

Question 16

A subcutaneous injection delivers medication into the

Accepted Answer

A)   epidermis.
B)   dermis.
C)   hypodermis.
D)   muscle.
E)   joint.F) D) and E)
G) B) and C)

Question 17

Excessive shedding of this layer of the epidermis of the scalp is responsible for dandruff.

Accepted Answer

A)   stratum basale
B)   stratum spinosum
C)   stratum granulosum
D)   stratum lucidum
E)   stratum corneumF) C) and D)
G) A) and B)

Question 18

When the arrector pili muscles contract

Accepted Answer

A)   the body is able to lose heat.
B)   "goose bumps" form on the skin.
C)   the hair on your arms and legs begins to curl.
D)   the sweat glands empty their contents onto the surface of the skin.
E)   no change is noted on the skin surface.F) B) and D)
G) A) and C)

Question 19

Skin glands do not include

Accepted Answer

A)   sebaceous glands.
B)   salivary glands.
C)   ceruminous glands.
D)   mammary glands.
E)   sweat glands.F) A) and E)
G) B) and E)

Question 20

Which of the following statements is false?

Accepted Answer

A)   Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
B)   Secretions from sebaceous glands provide protection against bacteria.
C)   Secretions from sebaceous glands oil the hair and skin.
D)   Sebaceous glands are an example of apocrine glands.
E)   Sebaceous secretions are lipid soluble.F) B) and C)
G) A) and D)

Exam 5: Integumentary System

Which of the following statements concerning the hypodermis is false?

Correct AnswerverifiedShow Answer

-What does structure "E" represent on the diagram?

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What protein is found in the nails, hair, and epidermis?

Correct AnswerverifiedShow Answer

Delicate unpigmented hairs that cover the fetus in early development are called

Correct AnswerverifiedShow Answer

The central axis of the hair is the

Correct AnswerverifiedShow Answer

Keratinocytes

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In which layer of the epidermis are granules of keratohyalin formed?

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-The diagram illustrates glands of the skin. What does "B" represent?

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Which of the following statements is false?

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Xeroderma pigmentosa is an autosomal recessive trait most commonly associated with a defective gene located on chromosome

Correct AnswerverifiedShow Answer

What type of burn appears white or black with no immediate pain?

Correct AnswerverifiedShow Answer

Intact skin provides protection because

Correct AnswerverifiedShow Answer

Body odor results from secretions from the ______ sweat glands.

Correct AnswerverifiedShow Answer

A subcutaneous injection delivers medication into the

Correct AnswerverifiedShow Answer

A yellow pigment derived from plants that can impart a yellow color to the skin is

Correct AnswerverifiedShow Answer

Cedric slipped and cut his finger. The cut bled, but did not penetrate to the hypodermis. The deepest layer penetrated was the

Correct AnswerverifiedShow Answer

Nails

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Skin glands do not include

Correct AnswerverifiedShow Answer

When the arrector pili muscles contract

Correct AnswerverifiedShow Answer

Excessive shedding of this layer of the epidermis of the scalp is responsible for dandruff.

Correct AnswerverifiedShow Answer

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