Question 1

Which pigment is responsible for blushing?

Accepted Answer

A)  eumelanin 
B)  pheomelanin 
C)  carotene 
D)  hemoglobin 
E)  melanocyte stimulating hormone 
A)  eumelanin 
B)  pheomelanin 
C)  carotene 
D)  hemoglobin 
E)  melanocyte stimulating hormone

Question 2

The sensory cells associated with the deep layers of the epidermis are

Accepted Answer

A)  Pacinian corpuscles. 
B)  Merkel cells. 
C)  melanocytes. 
D)  Meissner's corpuscles. 
E)  keratinocytes. 
A)  Pacinian corpuscles. 
B)  Merkel cells. 
C)  melanocytes. 
D)  Meissner's corpuscles. 
E)  keratinocytes.

Question 3

The layer of epidermis where most cells have stopped dividing and started making large amounts of keratin is the

Accepted Answer

A)  stratum spinosum. 
B)  stratum corneum. 
C)  stratum granulosum. 
D)  stratum lucidum. 
E)  stratum basale. 
A)  stratum spinosum. 
B)  stratum corneum. 
C)  stratum granulosum. 
D)  stratum lucidum. 
E)  stratum basale.

Question 4

Fine hairs (like "velvet") that lack pigment and cover much of the body surface are called ________ hairs.

Accepted Answer

A)  veneer 
B)  gossamer 
C)  lanugo 
D)  vellus 
E)  terminal 
A)  veneer 
B)  gossamer 
C)  lanugo 
D)  vellus 
E)  terminal

Question 5

In a penetrating wound, ________ divide to produce mobile cells that repair the dermis.

Accepted Answer

A)  granulation cells 
B)  dendritic cells 
C)  macrophages 
D)  fibroblasts 
E)  muscle cells 
A)  granulation cells 
B)  dendritic cells 
C)  macrophages 
D)  fibroblasts 
E)  muscle cells

Question 6

Which of the following is not true of melanin?

Accepted Answer

A)  There is more than 1 type of melanin. 
B)  Melanin is released by exocytosis. 
C)  It is manufactured from tyrosine. 
D)  It is packaged in vesicles called melanosomes. 
E)  It absorbs UV radiation. 
A)  There is more than 1 type of melanin. 
B)  Melanin is released by exocytosis. 
C)  It is manufactured from tyrosine. 
D)  It is packaged in vesicles called melanosomes. 
E)  It absorbs UV radiation.

Question 7

Arrange the layers of the hair follicle from outermost to innermost layers.
1) cuticle
2) glassy membrane
3) medulla
4) connective tissue sheath
5) external root sheath
6) internal root sheath
7) cortex

Accepted Answer

A)  1,5,7,6,2,3,4 
B)  4,2,5,6,1,7,3 
C)  4,2,6,5,1,7,3 
D)  4,6,2,5,7,1,3 
E)  4,2,5,6,3,7,1 
A)  1,5,7,6,2,3,4 
B)  4,2,5,6,1,7,3 
C)  4,2,6,5,1,7,3 
D)  4,6,2,5,7,1,3 
E)  4,2,5,6,3,7,1

Question 8

The stratum corneum just under the free edge of a nail is the

Accepted Answer

A)  hyponychium. 
B)  lunula. 
C)  eponychium. 
D)  nail root. 
E)  cuticle. 
A)  hyponychium. 
B)  lunula. 
C)  eponychium. 
D)  nail root. 
E)  cuticle.

Question 9

The effects of aging on the skin include

Accepted Answer

A)  a decline in the activity of sebaceous glands. 
B)  increased production of vitamin D. 
C)  thickening of the epidermis. 
D)  an increased blood supply to the dermis. 
E)  a decreased number of sweat glands. 
A)  a decline in the activity of sebaceous glands. 
B)  increased production of vitamin D. 
C)  thickening of the epidermis. 
D)  an increased blood supply to the dermis. 
E)  a decreased number of sweat glands.

Question 10

A common cause of dandruff is

Accepted Answer

A)  inflammation around sebaceous glands. 
B)  lack of sebaceous glands. 
C)  too many sebaceous glands. 
D)  inactive apocrine glands. 
E)  inactive eccrine glands. 
A)  inflammation around sebaceous glands. 
B)  lack of sebaceous glands. 
C)  too many sebaceous glands. 
D)  inactive apocrine glands. 
E)  inactive eccrine glands.

Question 11

Which one of the following is the red-yellow form of melanin?

Accepted Answer

A)  eumelanin 
B)  phycomelanin 
C)  anthomelanin 
D)  pheomelanin 
E)  promelanin 
A)  eumelanin 
B)  phycomelanin 
C)  anthomelanin 
D)  pheomelanin 
E)  promelanin

Question 12

All of the following are true of perspiration produced by merocrine sweat glands except that it

Accepted Answer

A)  is more than 99 percent water. 
B)  contains electrolytes and waste products. 
C)  helps cool the body when it evaporates. 
D)  helps to prevent bacteria from colonizing the skin. 
E)  produces the body odor characteristic of "sweating." 
A)  is more than 99 percent water. 
B)  contains electrolytes and waste products. 
C)  helps cool the body when it evaporates. 
D)  helps to prevent bacteria from colonizing the skin. 
E)  produces the body odor characteristic of "sweating."

Question 13

Explain how to use the mnemonic ABCD when checking for signs of skin cancer.

Accepted Answer

When checking for signs of skin cancer o

Question 14

Which of the following is not an effect of ultraviolet radiation?

Accepted Answer

A)  increased activity by melanocytes 
B)  production of cholecalciferol within epidermal cells 
C)  reduced amounts of elastic fibers in the dermis 
D)  chromosomal damage in germinative cells or melanocytes 
E)  loss in skin pigmentation as seen in vitiligo 
A)  increased activity by melanocytes 
B)  production of cholecalciferol within epidermal cells 
C)  reduced amounts of elastic fibers in the dermis 
D)  chromosomal damage in germinative cells or melanocytes 
E)  loss in skin pigmentation as seen in vitiligo

Question 15

Figure 5-1 The Components of the Integumentary System

Use Figure 5-1 to answer the following questions:
-From what structure does sensible perspiration occur?

Accepted Answer

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

Question 16

A deficiency disease that illustrates the effect of integumentary system function on the structure of the skeletal system is

Accepted Answer

A)  osteoporosis. 
B)  seborrheic dermatitis. 
C)  decubitus ulcers. 
D)  rickets. 
E)  beriberi. 
A)  osteoporosis. 
B)  seborrheic dermatitis. 
C)  decubitus ulcers. 
D)  rickets. 
E)  beriberi.

Question 17

The cuticle around a nail is the

Accepted Answer

A)  eponychium. 
B)  hyponychium. 
C)  free edge. 
D)  perinychium. 
E)  lunula. 
A)  eponychium. 
B)  hyponychium. 
C)  free edge. 
D)  perinychium. 
E)  lunula.

Question 18

Which of the following is not a function of the sebum?

Accepted Answer

A)  It inhibits growth of bacteria. 
B)  It lubricates the hair shaft. 
C)  It conditions the surrounding skin. 
D)  It helps the skin shed excess heat. 
E)  It protects the hair shaft. 
A)  It inhibits growth of bacteria. 
B)  It lubricates the hair shaft. 
C)  It conditions the surrounding skin. 
D)  It helps the skin shed excess heat. 
E)  It protects the hair shaft.

Exam 5: The Integumentary System

Which pigment is responsible for blushing?

The sensory cells associated with the deep layers of the epidermis are

The layer of epidermis where most cells have stopped dividing and started making large amounts of keratin is the

Fine hairs (like "velvet") that lack pigment and cover much of the body surface are called ________ hairs.

In a penetrating wound, ________ divide to produce mobile cells that repair the dermis.

Which of the following is not true of melanin?

Arrange the layers of the hair follicle from outermost to innermost layers. 1) cuticle 2) glassy membrane 3) medulla 4) connective tissue sheath 5) external root sheath 6) internal root sheath 7) cortex

The stratum corneum just under the free edge of a nail is the

The effects of aging on the skin include

A common cause of dandruff is

Which one of the following is the red-yellow form of melanin?

All of the following are true of perspiration produced by merocrine sweat glands except that it

Explain how to use the mnemonic ABCD when checking for signs of skin cancer.

Which of the following is not an effect of ultraviolet radiation?

Figure 5-1 The Components of the Integumentary System Use Figure 5-1 to answer the following questions: -From what structure does sensible perspiration occur?

A deficiency disease that illustrates the effect of integumentary system function on the structure of the skeletal system is

The cuticle around a nail is the

Which of the following is not a function of the sebum?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

Bones and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, Nutrition, and Energetics

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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