Question 1

Figure 5-1 The Components of the Integumentary System
Use Figure 5-1 to answer the following question(s) :
-From what structure does merocrine secretion occur?

Accepted Answer

A)   6
B)   7
C)   8
D)   9
E)   10

Question 2

Skin can regenerate effectively even after considerable damage has occurred because

Accepted Answer

A)   the epidermis of the skin has a rich supply of small blood vessels.
B)   stem cells persist in both epithelial and connective-tissue components of the skin even after injury.
C)   fibroblasts in the dermis can give rise to new germinal cells in the epidermis.
D)   contraction in the area of the injury brings cells of adjacent strata together.
E)   cells of the stratum basale cannot migrate to other positions in the skin.

Question 3

The following are stages in the regeneration of skin following an injury.
1)  blood clot/scab formation
2)  cellular migration
3)  epidermis covers granulation tissue
4)  epidermis covers scar tissue
The correct order for these events is

Accepted Answer

A)   1, 2, 3, 4.
B)   4, 3, 2, 1.
C)   4, 3, 1, 2.
D)   3, 4, 1, 2.
E)   2, 4, 1, 3.

Question 4

The substance called sebum is commonly known as ________.

Accepted Answer

The answer of The substance called sebum is commonly known...

Question 5

Thin skin contains ________ layer(s)  of keratinocytes, and thick skin contains ________ layers.

Accepted Answer

A)   1; 2
B)   2; 3
C)   3; 4
D)   4; 5
E)   5; 6

Question 6

Figure 5-1 The Components of the Integumentary System
Use Figure 5-1 to answer the following question(s) :
-While walking barefoot on the beach, Joe stepped on a thorn that penetrated through the sole of his foot to the dermis. How many layers of epidermis did the thorn penetrate?

Accepted Answer

A)   1
B)   2
C)   3
D)   4
E)   5

Question 7

All of the following are True of the hypodermis (subcutaneous layer) , except it

Accepted Answer

A)   contains many blood vessels.
B)   permits independent movement of deeper structures.
C)   contains large amounts of adipose tissue.
D)   is attached to the dermis by a basement membrane.
E)   stores energy reserves.

Question 8

________ is a pigment found in vegetables that can make the skin appear orange or yellow.

Accepted Answer

The answer of ________ is a pigment found in vegetables...

Question 9

The primary pigments contained in the epidermis are

Accepted Answer

A)   carotene and xanthophyll.
B)   carotene and melanin.
C)   melanin and chlorophyll.
D)   xanthophyll and melanin.
E)   none of the above

Question 10

Wrinkles in elderly individuals are the result of

Accepted Answer

A)   increased production of epidermis.
B)   loss of elastic filaments in the reticular layer of the dermis.
C)   increased keratinization of the epidermis.
D)   the loss of glands and hair follicles from the skin.
E)   decreased thickness of the dermis.

Question 11

The layer of the skin that contains bundles of collagen and elastic fibers responsible for the strength of the skin is the ________ layer.

Accepted Answer

A)   papillary
B)   reticular
C)   epidermal
D)   subcutaneous
E)   hypodermal

Question 12

Characteristics of the epidermis include

Accepted Answer

A)   multilayered.
B)   flexible.
C)   self-repairing.
D)   serving as UV radiation protection.
E)   all of the above

Question 13

________ are coarse pigmented hairs.

Accepted Answer

The answer of ________ are coarse pigmented hairs....

Question 14

Dandruff is a disorder that results in dry skin flakes forming in the scalp. A common cause of dandruff could be

Accepted Answer

A)   inflammation around sebaceous glands.
B)   lack of lamellated corpuscles.
C)   overactive sebaceous glands.
D)   inactive apocrine sweat glands.
E)   inactive merocrine sweat glands.

Question 15

Each of the following is a function of the integumentary system, except

Accepted Answer

A)   protection of underlying tissue.
B)   excretion of salts and wastes.
C)   maintenance of body temperature.
D)   synthesis of vitamin C.
E)   provision of sensation.

Question 16

The layer of hard keratin that coats the hair is termed the

Accepted Answer

A)   medulla.
B)   cuticle.
C)   hair bulb.
D)   root.
E)   shaft.

Question 17

The nail body covers the

Accepted Answer

A)   nail root.
B)   nail bed.
C)   lunula.
D)   free edge.
E)   hyponychium.

Question 18

Accessory structures of the skin include all of the following, except

Accepted Answer

A)   hair follicles.
B)   sebaceous glands.
C)   sweat glands.
D)   epidermis.
E)   lamellated corpuscles

Question 19

The protein that permits stretching and recoiling of the skin is

Accepted Answer

A)   collagen.
B)   melanin.
C)   keratin.
D)   elastin.
E)   carotene.

Question 20

Each of the following statements concerning sebaceous glands and sebum is True , except one. Identify the exception.

Accepted Answer

A)   Most sebaceous glands are coiled tubular glands.
B)   Most sebaceous glands open into hair follicles.
C)   Sebum functions to lubricate the hair and skin.
D)   Sebum can function as an antibiotic.
E)   Acne involves inflammation of sebaceous glands.

Exam 5: The Integumentary System

The primary pigments contained in the epidermis are

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The protein that permits stretching and recoiling of the skin is

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Figure 5-1 The Components of the Integumentary System Use Figure 5-1 to answer the following question(s) : -While walking barefoot on the beach, Joe stepped on a thorn that penetrated through the sole of his foot to the dermis. How many layers of epidermis did the thorn penetrate?

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Each of the following statements concerning sebaceous glands and sebum is True , except one. Identify the exception.

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All of the following are True of the hypodermis (subcutaneous layer) , except it

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The nail body covers the

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Each of the following is a function of the integumentary system, except

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The layer of the skin that contains bundles of collagen and elastic fibers responsible for the strength of the skin is the ________ layer.

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Skin can regenerate effectively even after considerable damage has occurred because

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Accessory structures of the skin include all of the following, except

Correct AnswerverifiedShow Answer

Dandruff is a disorder that results in dry skin flakes forming in the scalp. A common cause of dandruff could be

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Characteristics of the epidermis include

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The substance called sebum is commonly known as ________.

Correct AnswerverifiedShow Answer

Wrinkles in elderly individuals are the result of

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Figure 5-1 The Components of the Integumentary System Use Figure 5-1 to answer the following question(s) : -From what structure does merocrine secretion occur?

Correct AnswerverifiedShow Answer

The layer of hard keratin that coats the hair is termed the

Correct AnswerverifiedShow Answer

________ is a pigment found in vegetables that can make the skin appear orange or yellow.

Correct AnswerverifiedShow Answer

The following are stages in the regeneration of skin following an injury. 1) blood clot/scab formation 2) cellular migration 3) epidermis covers granulation tissue 4) epidermis covers scar tissue The correct order for these events is

Correct AnswerverifiedShow Answer

________ are coarse pigmented hairs.

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Thin skin contains ________ layer(s) of keratinocytes, and thick skin contains ________ layers.

Correct AnswerverifiedShow Answer

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Thin skin contains layer(s) of keratinocytes, and thick skin contains layers.

Correct Answer
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