Question 1

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 2

The ________ in keratinocytes protects the epidermis and dermis from the harmful effects of sunlight.

Accepted Answer

A) sebum 
B) hemoglobin 
C) melanin 
D) carotene 
E) keratin 
A) sebum 
B) hemoglobin 
C) melanin 
D) carotene 
E) keratin

Question 3

An albino individual lacks the ability to produce

Accepted Answer

A) melanin. 
B) keratin. 
C) carotene. 
D) perspiration. 
E) eleidin. 
A) melanin. 
B) keratin. 
C) carotene. 
D) perspiration. 
E) eleidin.

Question 4

Which statement about hairs is false?

Accepted Answer

A) Eyebrows are terminal hairs. 
B) Terminal hairs are in the axilla. 
C) Vellus hairs are on the limbs of children until puberty. 
D) A terminal hair can detach but remain in the hair follicle as a club hair. 
E) Club hairs are ingrown hairs. 
A) Eyebrows are terminal hairs. 
B) Terminal hairs are in the axilla. 
C) Vellus hairs are on the limbs of children until puberty. 
D) A terminal hair can detach but remain in the hair follicle as a club hair. 
E) Club hairs are ingrown hairs.

Question 5

Figure 5-1 The Components of the Integumentary System
Use Figure 5-1 to answer the following questions:
-Which layer is the primary barrier against environmental hazards?

Accepted Answer

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

Question 6

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 7

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 8

When the arrector pili muscles contract,

Accepted Answer

A) "goose bumps" are formed. 
B) hairs are shed. 
C) sweat is released from sweat glands. 
D) shivering occurs. 
E) the skin changes color. 
A) "goose bumps" are formed. 
B) hairs are shed. 
C) sweat is released from sweat glands. 
D) shivering occurs. 
E) the skin changes color.

Question 9

If epithelial cell migration cannot cover a wound,________ may be required.

Accepted Answer

The answer of If epithelial cell migration cannot cover a...

Question 10

Lanugo is found

Accepted Answer

A) on a fetus. 
B) on the scalp. 
C) on the palms of the hands. 
D) on the soles of the feet. 
E) on the palms of the hands and on the soles of the feet. 
A) on a fetus. 
B) on the scalp. 
C) on the palms of the hands. 
D) on the soles of the feet. 
E) on the palms of the hands and on the soles of the feet.

Question 11

Sensible perspiration is produced by ________ glands.

Accepted Answer

A) ceruminous 
B) apocrine sweat 
C) merocrine sweat 
D) sebaceous 
E) mammary 
A) ceruminous 
B) apocrine sweat 
C) merocrine sweat 
D) sebaceous 
E) mammary

Question 12

Rapid water loss from burned skin is an extreme form of ________ perspiration.

Accepted Answer

The answer of Rapid water loss from burned skin is...

Question 13

The most dangerous type of skin cancer is termed ________.

Accepted Answer

The answer of The most dangerous type of skin cancer...

Question 14

Water loss due to evaporation of fluid that has penetrated through the skin is termed ________ perspiration.

Accepted Answer

A) sensible 
B) insensible 
C) latent 
D) active 
E) inactive 
A) sensible 
B) insensible 
C) latent 
D) active 
E) inactive

Question 15

Why is regional infection or inflammation of the skin usually very painful?

Accepted Answer

Inflammation of the skin is pa

Question 16

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 17

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 18

An important vitamin that is formed in the skin when it is exposed to sunlight is

Accepted Answer

A) vitamin A. 
B) vitamin B. 
C) vitamin C. 
D) vitamin D. 
E) vitamin E. 
A) vitamin A. 
B) vitamin B. 
C) vitamin C. 
D) vitamin D. 
E) vitamin E.

Question 19

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) wrinkles 
D) chromosomal damage in germinative cells or melanocytes 
E) vitiligo 
A) increased activity by melanocytes 
B) production of cholecalciferol within epidermal cells 
C) wrinkles 
D) chromosomal damage in germinative cells or melanocytes 
E) vitiligo

Question 20

Stretch marks occur when

Accepted Answer

A) the skin is stretched in normal movements. 
B) surgical incisions are made perpendicular to the skin's lines of cleavage. 
C) the skin is so extensively stretched that its elastic limits are exceeded. 
D) athletes overextend a muscle. 
E) the hair follicles cease to produce hairs. 
A) the skin is stretched in normal movements. 
B) surgical incisions are made perpendicular to the skin's lines of cleavage. 
C) the skin is so extensively stretched that its elastic limits are exceeded. 
D) athletes overextend a muscle. 
E) the hair follicles cease to produce hairs.

Exam 5: The Integumentary System

The nail body covers the

The ________ in keratinocytes protects the epidermis and dermis from the harmful effects of sunlight.

An albino individual lacks the ability to produce

Which statement about hairs is false?

Figure 5-1 The Components of the Integumentary System Use Figure 5-1 to answer the following questions: -Which layer is the primary barrier against environmental hazards?

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

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

When the arrector pili muscles contract,

If epithelial cell migration cannot cover a wound,________ may be required.

Lanugo is found

Sensible perspiration is produced by ________ glands.

Rapid water loss from burned skin is an extreme form of ________ perspiration.

The most dangerous type of skin cancer is termed ________.

Water loss due to evaporation of fluid that has penetrated through the skin is termed ________ perspiration.

Why is regional infection or inflammation of the skin usually very painful?

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

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

An important vitamin that is formed in the skin when it is exposed to sunlight is

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

Stretch marks occur when

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

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 and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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