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

Question 2

The substance called sebum is commonly known as ________.

Accepted Answer

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

Question 3

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. 
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 4

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

Question 5

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

Question 6

________ 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 7

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

Question 8

________ are coarse pigmented hairs.

Accepted Answer

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

Question 9

The protein that permits stretching and recoiling of the skin is

Accepted Answer

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

Question 10

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. 
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.

Question 11

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

Question 12

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. 
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 13

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

Question 14

The nail body covers the

Accepted Answer

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

Question 15

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. 
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 16

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

Question 17

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. 
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 18

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. 
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 19

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

Question 20

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. 
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.

Exam 5: The Integumentary System

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?

The substance called sebum is commonly known as ________.

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

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

The primary pigments contained in the epidermis are

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

Characteristics of the epidermis include

________ are coarse pigmented hairs.

The protein that permits stretching and recoiling of the skin is

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

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

Skin can regenerate effectively even after considerable damage has occurred because

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

The nail body covers the

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

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?

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

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

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

Wrinkles in elderly individuals are the result of

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

Osseous Tissue and Bone Structure

The Skeleton

Articulations

Skeletal Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood and Blood Vessels

The Heart and Cardiovascular Function

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters

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