Question 1

The repair of the epidermis after a wound begins as basal cells produce new

Accepted Answer

A) elastic fibers. 
B) collagen fibers. 
C) reticular fibers. 
D) dense connective tissue. 
E) epidermal cells. 
A) elastic fibers. 
B) collagen fibers. 
C) reticular fibers. 
D) dense connective tissue. 
E) epidermal cells.

Question 2

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 3

Accessory structures of the skin include all of the following except

Accepted Answer

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

Question 4

Figure 5-1
-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 5

What are epidermal derivatives?

Accepted Answer

A) Epidermal derivatives are pigment molecules produced by the epidermis,including carotene and melanin. 
B) Epidermal derivatives are the different cell types found in the epidermis,including epithelial cells and melanocytes. 
C) Epidermal derivatives are chemicals produced by the epidermis,such as heparin and prostaglandins. 
D) Epidermal derivatives are secretions produced by the epidermis,including sweat and sebum. 
E) Epidermal derivatives are accessory structures that originate from the epidermis during embryonic development,including hair follicles,sebaceous and sweat glands,and nails. 
A) Epidermal derivatives are pigment molecules produced by the epidermis,including carotene and melanin. 
B) Epidermal derivatives are the different cell types found in the epidermis,including epithelial cells and melanocytes. 
C) Epidermal derivatives are chemicals produced by the epidermis,such as heparin and prostaglandins. 
D) Epidermal derivatives are secretions produced by the epidermis,including sweat and sebum. 
E) Epidermal derivatives are accessory structures that originate from the epidermis during embryonic development,including hair follicles,sebaceous and sweat glands,and nails.

Question 6

Identify the first stage in skin repair.

Accepted Answer

A) inflammation 
B) migration 
C) proliferation 
D) scarring 
E) keloid formation 
A) inflammation 
B) migration 
C) proliferation 
D) scarring 
E) keloid formation

Question 7

Identify the two major components of the cutaneous membrane.

Accepted Answer

A) dermis and epidermis 
B) dermis and subcutaneous layer 
C) epidermis and subcutaneous layer 
D) dermis and the cutaneous plexus 
E) epidermis and the cutaneous plexus 
A) dermis and epidermis 
B) dermis and subcutaneous layer 
C) epidermis and subcutaneous layer 
D) dermis and the cutaneous plexus 
E) epidermis and the cutaneous plexus

Question 8

Explain why a healthy 6-month-old might have yellow-orange skin.

Accepted Answer

A) The skin of infants is very thin making it appear yellow-orange. 
B) Breastmilk causes the skin to look yellow-orange. 
C) The child may have been outside when it was cold causing vasoconstriction which reduces the pink coloration and makes skin look more yellow-orange. 
D) The child may have eaten foods with a high amount of carotene causing the pigment to accumulate in the skin making it look yellow-orange. 
E) The child may be developing adipose tissue which has a yellowish tint. 
A) The skin of infants is very thin making it appear yellow-orange. 
B) Breastmilk causes the skin to look yellow-orange. 
C) The child may have been outside when it was cold causing vasoconstriction which reduces the pink coloration and makes skin look more yellow-orange. 
D) The child may have eaten foods with a high amount of carotene causing the pigment to accumulate in the skin making it look yellow-orange. 
E) The child may be developing adipose tissue which has a yellowish tint.

Question 9

Why is scab formation important in wound healing?

Accepted Answer

Scabs temporarily restore epidermal inte

Question 10

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

Question 11

What is the most common type of cells in the subcutaneous layer?

Accepted Answer

A) keratinocytes 
B) adipocytes 
C) melanocytes 
D) fibroblasts 
E) fibrocytes 
A) keratinocytes 
B) adipocytes 
C) melanocytes 
D) fibroblasts 
E) fibrocytes

Question 12

Identify the major functions of the integumentary system.

Accepted Answer

The major functions of the integumentary

Question 13

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 14

Figure 5-1
-Which layer contains most of the accessory organs?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) below layer 5 
E) 5 
A) 1 
B) 2 
C) 3 
D) below layer 5 
E) 5

Question 15

Cyanosis signifies that a patient has

Accepted Answer

A) had too much sun. 
B) been kept out of the sun. 
C) an allergic reaction. 
D) oxygen-starved skin. 
E) been exposed to cyanide. 
A) had too much sun. 
B) been kept out of the sun. 
C) an allergic reaction. 
D) oxygen-starved skin. 
E) been exposed to cyanide.

Question 16

A thickened area of scar tissue that is covered by a shiny,smooth epidermal surface is called

Accepted Answer

A) a scab. 
B) a keloid. 
C) granulation tissue. 
D) a clot. 
E) a lesion. 
A) a scab. 
B) a keloid. 
C) granulation tissue. 
D) a clot. 
E) a lesion.

Question 17

Central adiposity is strongly associated with

Accepted Answer

A) liver diseases. 
B) lung diseases. 
C) kidney disorders. 
D) cardiovascular disorders. 
E) reproductive illnesses. 
A) liver diseases. 
B) lung diseases. 
C) kidney disorders. 
D) cardiovascular disorders. 
E) reproductive illnesses.

Question 18

The keratinocytes are tightly connected with each other by

Accepted Answer

A) keratin. 
B) prekeratin. 
C) collagen fibers. 
D) elastic fibers. 
E) desmosomes. 
A) keratin. 
B) prekeratin. 
C) collagen fibers. 
D) elastic fibers. 
E) desmosomes.

Question 19

The layer of dividing cells at the base of the epidermis is the

Accepted Answer

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

Question 20

Describe the four phases of the hair growth cycle.

Accepted Answer

Hair follicles transition between (1)an

Exam 5: The Integumentary System

The repair of the epidermis after a wound begins as basal cells produce new

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

Accessory structures of the skin include all of the following except

Figure 5-1 -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?

What are epidermal derivatives?

Identify the first stage in skin repair.

Identify the two major components of the cutaneous membrane.

Explain why a healthy 6-month-old might have yellow-orange skin.

Why is scab formation important in wound healing?

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

What is the most common type of cells in the subcutaneous layer?

Identify the major functions of the integumentary system.

Skin can regenerate effectively even after considerable damage has occurred because

Figure 5-1 -Which layer contains most of the accessory organs?

Cyanosis signifies that a patient has

A thickened area of scar tissue that is covered by a shiny,smooth epidermal surface is called

Central adiposity is strongly associated with

The keratinocytes are tightly connected with each other by

The layer of dividing cells at the base of the epidermis is the

Describe the four phases of the hair growth cycle.

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

Bones and Bone Structure

The Skeleton

Joints

Skeletal Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain, cranial Nerves, and Sensory and Motor Pathways

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Heart and Cardiovascular Function

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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