Question 1

Melanin is produced only by

Accepted Answer

A) keratinocytes. 
B) Langerhans cells. 
C) melanocytes. 
D) basal cells. 
E) Merkel's cells. 
A) keratinocytes. 
B) Langerhans cells. 
C) melanocytes. 
D) basal cells. 
E) Merkel's cells.

Question 2

A subcutaneous injection delivers medication into the

Accepted Answer

A) joint. 
B) dermis. 
C) hypodermis. 
D) muscle. 
E) epidermis. 
A) joint. 
B) dermis. 
C) hypodermis. 
D) muscle. 
E) epidermis.

Question 3

Ringworm is an infection of the skin,hair,and nails caused by a

Accepted Answer

A) parasite. 
B) virus. 
C) inflammation. 
D) bacterium. 
E) fungus. 
A) parasite. 
B) virus. 
C) inflammation. 
D) bacterium. 
E) fungus.

Question 4

Excessive shedding of this layer of the epidermis of the scalp is responsible for dandruff.

Accepted Answer

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

Question 5

Which of the following represents the correct order of the layers of the epidermis from the deepest to the most superficial?

Accepted Answer

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

Question 6

The layer of epidermis that undergoes mitosis and forms new epidermal cells is the

Accepted Answer

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

Question 7

When the arrector pili muscles contract

Accepted Answer

A) the body is able to lose heat. 
B) no change is noted on the skin surface. 
C) the hair on your arms and legs begins to curl. 
D) the sweat glands empty their contents onto the surface of the skin. 
E) "goose bumps" form on the skin. 
A) the body is able to lose heat. 
B) no change is noted on the skin surface. 
C) the hair on your arms and legs begins to curl. 
D) the sweat glands empty their contents onto the surface of the skin. 
E) "goose bumps" form on the skin.

Question 8

Skin color is the result of the

Accepted Answer

A) amount of fat in the hypodermis. 
B) quantity of melanin in the skin. 
C) number of melanocytes in the skin. 
D) number of keratinocytes in the skin. 
E) thickness of the stratum basale. 
A) amount of fat in the hypodermis. 
B) quantity of melanin in the skin. 
C) number of melanocytes in the skin. 
D) number of keratinocytes in the skin. 
E) thickness of the stratum basale.

Question 9

What type of burn appears white or black with no immediate pain?

Accepted Answer

A) second-degree 
B) third-degree 
C) fourth-degree 
D) first-degree 
E) partial-thickness 
A) second-degree 
B) third-degree 
C) fourth-degree 
D) first-degree 
E) partial-thickness

Question 10

-The figure illustrates keratinization in the epidermis.What layer of the epidermis is "A"?

Accepted Answer

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

Question 11

The length of hair is determined by the

Accepted Answer

A) size of the hair bulb. 
B) age of the person. 
C) length of the resting stage. 
D) angle of the hair root. 
E) rate of hair growth. 
A) size of the hair bulb. 
B) age of the person. 
C) length of the resting stage. 
D) angle of the hair root. 
E) rate of hair growth.

Question 12

Melanoma can be detected early and treated with the application of a special rule.Which of the following is NOT a test used to determine if a mole is cancerous?

Accepted Answer

A) freckles 
B) diameter 
C) border 
D) asymmetry 
E) color 
A) freckles 
B) diameter 
C) border 
D) asymmetry 
E) color

Question 13

Which of the following skin changes is usually associated with aging?

Accepted Answer

A) There is an increase in the number of elastic fibers in the skin. 
B) Skin becomes thicker. 
C) The amount of collagen in the dermis increases. 
D) Loss of subcutaneous tissue contributes to sagging of the skin. 
E) Localized increase in sebaceous glands leads to dry skin. 
A) There is an increase in the number of elastic fibers in the skin. 
B) Skin becomes thicker. 
C) The amount of collagen in the dermis increases. 
D) Loss of subcutaneous tissue contributes to sagging of the skin. 
E) Localized increase in sebaceous glands leads to dry skin.

Question 14

Vitamin C is essential for normal collagen synthesis.If a child suffered from a vitamin C deficiency,which layer of the skin would be most affected?

Accepted Answer

A) epidermis 
B) stratum basale 
C) stratum corneum 
D) stratum granulosum 
E) reticular layer of dermis 
A) epidermis 
B) stratum basale 
C) stratum corneum 
D) stratum granulosum 
E) reticular layer of dermis

Question 15

-The figure illustrates keratinization in the epidermis.What layer of the epidermis is "B"?
)

Accepted Answer

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

Question 16

Bob was completely bald on the top of his head by the time he was 35 years of age.Bob noticed he produced abundant sweat on his head when he exercised.He also noticed that his scalp was no longer oily.Which of the following changes account for the observations? (1)He has fewer functional hair follicles now.
(2)He has fewer functional sebaceous glands now.
(3)He has fewer merocrine sweat glands now.
(4)He has fewer apocrine sweat glands now.

Accepted Answer

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

Question 17

The amount of body area involved with a burn is determined by the

Accepted Answer

A) cause of the burn. 
B) amount of pain. 
C) color of the skin. 
D) rule of nines. 
E) ABCDE rule. 
A) cause of the burn. 
B) amount of pain. 
C) color of the skin. 
D) rule of nines. 
E) ABCDE rule.

Question 18

Stretch marks develop on the abdomen of pregnant women because of stretching and rupture of the

Accepted Answer

A) epidermis. 
B) melanocytes. 
C) stratum corneum. 
D) hypodermis. 
E) dermis. 
A) epidermis. 
B) melanocytes. 
C) stratum corneum. 
D) hypodermis. 
E) dermis.

Question 19

Sweat

Accepted Answer

A) reaches the body only through the hair follicles. 
B) is not associated with emotions. 
C) contains only water. 
D) is produced by a merocrine or apocrine gland. 
E) is a hypertonic fluid. 
A) reaches the body only through the hair follicles. 
B) is not associated with emotions. 
C) contains only water. 
D) is produced by a merocrine or apocrine gland. 
E) is a hypertonic fluid.

Question 20

Impetigo is caused by the bacterium

Accepted Answer

A) Luteus. 
B) Herpes. 
C) Propionibacterium. 
D) Staphylococcus. 
E) Streptococcus. 
A) Luteus. 
B) Herpes. 
C) Propionibacterium. 
D) Staphylococcus. 
E) Streptococcus.

Exam 5: Integumentary System

Melanin is produced only by

A subcutaneous injection delivers medication into the

Ringworm is an infection of the skin,hair,and nails caused by a

Excessive shedding of this layer of the epidermis of the scalp is responsible for dandruff.

Which of the following represents the correct order of the layers of the epidermis from the deepest to the most superficial?

The layer of epidermis that undergoes mitosis and forms new epidermal cells is the

When the arrector pili muscles contract

Skin color is the result of the

What type of burn appears white or black with no immediate pain?

-The figure illustrates keratinization in the epidermis.What layer of the epidermis is "A"?

The length of hair is determined by the

Melanoma can be detected early and treated with the application of a special rule.Which of the following is NOT a test used to determine if a mole is cancerous?

Which of the following skin changes is usually associated with aging?

Vitamin C is essential for normal collagen synthesis.If a child suffered from a vitamin C deficiency,which layer of the skin would be most affected?

-The figure illustrates keratinization in the epidermis.What layer of the epidermis is "B"? )

The amount of body area involved with a burn is determined by the

Stretch marks develop on the abdomen of pregnant women because of stretching and rupture of the

Sweat

Impetigo is caused by the bacterium

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition,metabolism,and Temperature Regulation

Urinary System

Water,electrolyte,and Acid-Based Balance

Reproductive System

Development,growth,aging,and Genetics

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