Question 1

Which type of skin cancer is the most deadly?

Accepted Answer

A)   basal cell carcinoma
B)   squamous cell carcinoma
C)   melanoma
D)   Kaposi's sarcoma
E)   psoriasisF) B) and C)
G) D) and E)

Question 2

-The diagram illustrates glands of the skin. What does "C" represent?

Accepted Answer

A)   apocrine sweat gland
B)   sebaceous gland
C)   eccrine sweat gland
D)   duct of apocrine sweat gland
E)   sweat poreF) B) and E)
G) C) and E)

Question 3

The layer of epithelium that covers the skin is called the

Accepted Answer

A)   dermis.
B)   epidermis.
C)   hypodermis.
D)   mesodermis.
E)   papillary layer.F) A) and D)
G) A) and E)

Question 4

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)   color
B)   border
C)   asymmetry
D)   freckles
E)   diameterF) None of the above
G) All of the above

Question 5

Which of the following statements concerning the epidermis is true?

Accepted Answer

A)   The dermis is superficial to the epidermis.
B)   The epidermis contains numerous blood vessels.
C)   The most numerous cells in the epidermis are the melanocytes.
D)   The epidermis is nourished by blood vessels located in the dermis.
E)   The epidermis is very permeable to water-soluble molecules.F) C) and D)
G) A) and E)

Question 6

Barney sat on a hot camp stove while on a camping trip. The burn was painful and blistered. His was what type of burn?

Accepted Answer

A)   first degree
B)   second degree
C)   third degree
D)   fourth degree
E)   fifth degreeF) A) and E)
G) A) and B)

Question 7

What is synonymous with the cuticle?

Accepted Answer

A)   nail root
B)   nail body
C)   nail fold
D)   eponychium
E)   hyponychiumF) D) and E)
G) A) and B)

Question 8

This stratum contains many layers of dead squamous cells.

Accepted Answer

A)   stratum basale
B)   stratum spinosum
C)   stratum granulosum
D)   stratum lucidum
E)   stratum corneumF) A) and D)
G) All of the above

Question 9

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, 2, 3, 4
B)   1, 2, 3
C)   1, 2, 4
D)   1, 3, 4
E)   1, 2F) C) and D)
G) A) and E)

Question 10

A malfunction of the process of keratinization results in the condition known as

Accepted Answer

A)   psoriasis.
B)   cyanosis.
C)   jaundice.
D)   impetigo.
E)   acne.F) All of the above
G) B) and C)

Question 11

-What does structure "A" represent on the diagram?

Accepted Answer

A)   hair follicle
B)   arrector pili
C)   dermis
D)   hypodermis
E)   sebaceous glandF) C) and D)
G) A) and E)

Question 12

In which of the following does desquamation of the stratum corneum occur?

Accepted Answer

A)   biting fingernails
B)   losing hair from your scalp
C)   a 5-minute surgical scrub
D)   scar formation
E)   hair growthF) A) and B)
G) A) and E)

Question 13

Exposure to ultraviolet light causes the skin to darken by stimulating the

Accepted Answer

A)   breakdown of carotene.
B)   breakdown of melanin.
C)   buildup of bilirubin.
D)   activity of the enzyme tyrosinase.
E)   activity of the keratinocytes.F) C) and E)
G) B) and C)

Question 14

Thin skin has only four epithelial strata. It lacks which of the following?

Accepted Answer

A)   stratum spinosum
B)   stratum granulosum
C)   stratum lucidum
D)   stratum corneum
E)   stratum basaleF) A) and B)
G) A) and E)

Question 15

The blue color of superficial blood vessels results from

Accepted Answer

A)   a lack of melanin in the area.
B)   the light-scattering properties of collagen.
C)   the superficial location of skin pigments.
D)   an increase in arterial blood circulating in the area.
E)   a lack of oxygen in the blood.F) A) and E)
G) C) and D)

Question 16

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)   reticular layer of dermis
B)   stratum corneum
C)   stratum granulosum
D)   epidermis
E)   stratum basaleF) None of the above
G) B) and E)

Question 17

In which layer of the epidermis are lamellar bodies formed inside keratinocytes?

Accepted Answer

A)   stratum basale
B)   stratum spinosum
C)   stratum granulosum
D)   stratum lucidum
E)   stratum corneumF) All of the above
G) A) and D)

Question 18

Which cells of the epidermis are part of the immune system?

Accepted Answer

A)   keratinocytes
B)   melanocytes
C)   Langerhans cells
D)   Merkel cells
E)   fibroblastsF) A) and B)
G) B) and C)

Question 19

What type of cancer can actinic keratosis develop into?

Accepted Answer

A)   basal cell carcinoma
B)   squamous cell carcinoma
C)   melanoma
D)   Kaposi's sarcoma
E)   psoriasisF) A) and B)
G) A) and C)

Question 20

All of the following statements concerning hair are true except one. Identify the exception.

Accepted Answer

A)   The growth rate of all types of hair is the same.
B)   Hair growth occurs in cycles, with growth and resting stages.
C)   In pattern baldness, those hair follicles present begin to produce vellus hair.
D)   Some loss of hair is normal and indicates old hairs are being pushed out by new hairs.
E)   Genetic factors and testosterone cause pattern baldness.F) A) and C)
G) A) and E)

Exam 5: Integumentary System

Exposure to ultraviolet light causes the skin to darken by stimulating the

Correct Answer
verified

What type of cancer can actinic keratosis develop into?

Correct Answer
verified

Which type of skin cancer is the most deadly?

Correct Answer
verified

-The diagram illustrates glands of the skin. What does "C" represent?

Correct Answer
verified

All of the following statements concerning hair are true except one. Identify the exception.

Correct Answer
verified

The blue color of superficial blood vessels results from

Correct Answer
verified

Thin skin has only four epithelial strata. It lacks which of the following?

Correct Answer
verified

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?

Correct Answer
verified

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?

Correct Answer
verified

A malfunction of the process of keratinization results in the condition known as

Correct Answer
verified

This stratum contains many layers of dead squamous cells.

Correct Answer
verified

The layer of epithelium that covers the skin is called the

Correct Answer
verified

-What does structure "A" represent on the diagram?

Correct Answer
verified

Correct Answer
verified

In which of the following does desquamation of the stratum corneum occur?

Correct Answer
verified

What is synonymous with the cuticle?

Correct Answer
verified

Which cells of the epidermis are part of the immune system?

Correct Answer
verified

Which of the following statements concerning the epidermis is true?

Correct Answer
verified

In which layer of the epidermis are lamellar bodies formed inside keratinocytes?

Correct Answer
verified

Barney sat on a hot camp stove while on a camping trip. The burn was painful and blistered. His was what type of burn?

Correct Answer
verified

Exam 5: Integumentary System

Exposure to ultraviolet light causes the skin to darken by stimulating the

Correct AnswerverifiedShow Answer

What type of cancer can actinic keratosis develop into?

Correct AnswerverifiedShow Answer

Which type of skin cancer is the most deadly?

Correct AnswerverifiedShow Answer

-The diagram illustrates glands of the skin. What does "C" represent?

Correct AnswerverifiedShow Answer

All of the following statements concerning hair are true except one. Identify the exception.

Correct AnswerverifiedShow Answer

The blue color of superficial blood vessels results from

Correct AnswerverifiedShow Answer

Thin skin has only four epithelial strata. It lacks which of the following?

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

A malfunction of the process of keratinization results in the condition known as

Correct AnswerverifiedShow Answer

This stratum contains many layers of dead squamous cells.

Correct AnswerverifiedShow Answer

The layer of epithelium that covers the skin is called the

Correct AnswerverifiedShow Answer

-What does structure "A" represent on the diagram?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

In which of the following does desquamation of the stratum corneum occur?

Correct AnswerverifiedShow Answer

What is synonymous with the cuticle?

Correct AnswerverifiedShow Answer

Which cells of the epidermis are part of the immune system?

Correct AnswerverifiedShow Answer

Which of the following statements concerning the epidermis is true?

Correct AnswerverifiedShow Answer

In which layer of the epidermis are lamellar bodies formed inside keratinocytes?

Correct AnswerverifiedShow Answer

Barney sat on a hot camp stove while on a camping trip. The burn was painful and blistered. His was what type of burn?

Correct AnswerverifiedShow Answer

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