Question 1

Briefly describe the steps in deep wound healing.

Accepted Answer

The answer of Briefly describe the steps in deep wound...

Question 2

In the diagram,which is the external root sheath?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  GF) C) and D)
G) A) and C)

Question 3

The process of keratinization involves

Accepted Answer

A)  synthesizing new pigment in the skin.
B)  cells accumulating a tough fibrous protein that helps protect the skin.
C)  changes occurring in thin skin only.
D)  both synthesizing new pigment in the skin and cells accumulating a tough fibrous protein that helps protect the skin.
E)  none of these answer choices are correct.F) A) and D)
G) B) and C)

Question 4

Keratin

Accepted Answer

A)  is a protein.
B)  is secreted by plasma cells to help protect the body from viruses.
C)  is made by melanocytes only.
D)  is both a protein and made by melanocytes only.
E)  All of these choices are correct.F) A) and B)
G) B) and E)

Question 5

Describe the structural characteristics of the epidermis that contribute to its ability to protect the surface of an animal.

Accepted Answer

The answer of Describe the structural characteristics of the epidermis...

Question 6

This layer of epidermis is composed of a single row of cuboidal or columnar keratinocytes.

Accepted Answer

A)  Stratum basale
B)  Stratum spinosum
C)  Stratum granulosum
D)  Stratum lucidum
E)  Stratum corneumF) C) and E)
G) A) and E)

Question 7

In the diagram,which is the internal root sheath?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  GF) A) and D)
G) B) and C)

Question 8

In the figure of a sagittal section of a fingernail shown below,where is the nail root?

Accepted Answer

A)  A
B)  C
C)  E
D)  F
E)  GF) A) and B)
G) A) and C)

Question 9

Meissner's corpuscle would be found in which region of the skin shown in the figure?

Accepted Answer

A)  B
B)  D
C)  E
D)  J
E)  None of these answer choices are correct.F) All of the above
G) C) and D)

Question 10

During embryonic development,which of the following accessory structures of the skin develops as an outgrowth of epithelial cells from the sides of a hair follicle?

Accepted Answer

A)  eccrine sweat glands
B)  apocrine sweat glands
C)  sebaceous glands
D)  fingernails
E)  arrector pili musclesF) B) and C)
G) A) and B)

Question 11

In the diagram,which structure is directly destroyed by electrolysis?

Accepted Answer

A)  A
B)  B
C)  C
D)  F
E)  GF) D) and E)
G) A) and B)

Question 12

In the diagram of skin shown below,which labeled structure generates fingerprints?

Accepted Answer

A)  A
B)  B
C)  G
D)  H
E)  None of these answer choices are correct.F) A) and C)
G) B) and E)

Question 13

In the diagram of skin shown below,where is the arrector pili muscle?

Accepted Answer

A)  C
B)  D
C)  E
D)  F
E)  GF) D) and E)
G) None of the above

Question 14

Which of the following is a common characteristic of thin skin?

Accepted Answer

A)  Hairless.
B)  Contains a stratum lucidum.
C)  High density of sensory receptors.
D)  Presence of sebaceous glands.
E)  Contains epidermal ridges.F) A) and C)
G) B) and E)

Question 15

Which condition results from androgens inhibiting hair growth in genetically predisposed adults?

Accepted Answer

A)  hirsutism
B)  pallor
C)  jaundice
D)  male-pattern baldness
E)  erythemaF) A) and D)
G) B) and E)

Question 16

In the figure of a sagittal section of a fingernail shown,where is the lunula?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  EF) C) and D)
G) A) and B)

Question 17

Which of the following conditions is characterized by excessive body hair caused by tumors in adrenal glands,testes or ovaries?

Accepted Answer

A)  hirsutism
B)  pallor
C)  jaundice
D)  androgenic alopecia
E)  erythemaF) C) and E)
G) B) and C)

Question 18

This layer of the skin is composed of a keratinized stratified squamous epithelium.

Accepted Answer

A)  Epidermis
B)  Dermis
C)  Hypodermis
D)  Subcutaneous layer
E)  CorpuscleF) B) and E)
G) B) and C)

Question 19

Which of the primary germ layers of the embryo does the epidermis of the skin develop from?

Accepted Answer

A)  Endoderm
B)  Ectoderm
C)  Mesoderm
D)  All of these choices are correct.
E)  Both endoderm and ectoderm.F) D) and E)
G) A) and B)

Question 20

Which structure in the figure produces a protein that helps protect the skin and underlying tissues from heat,microbes and chemicals?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  EF) A) and D)
G) None of the above

Exam 5: The Integumentary System

In the figure of a sagittal section of a fingernail shown below,where is the nail root?

Correct AnswerverifiedShow Answer

This layer of the skin is composed of a keratinized stratified squamous epithelium.

Correct AnswerverifiedShow Answer

In the diagram,which structure is directly destroyed by electrolysis?

Correct AnswerverifiedShow Answer

In the diagram,which is the internal root sheath?

Correct AnswerverifiedShow Answer

In the diagram,which is the external root sheath?

Correct AnswerverifiedShow Answer

The process of keratinization involves

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Which of the following is a common characteristic of thin skin?

Correct AnswerverifiedShow Answer

In the figure of a sagittal section of a fingernail shown,where is the lunula?

Correct AnswerverifiedShow Answer

Which of the primary germ layers of the embryo does the epidermis of the skin develop from?

Correct AnswerverifiedShow Answer

Which of the following conditions is characterized by excessive body hair caused by tumors in adrenal glands,testes or ovaries?

Correct AnswerverifiedShow Answer

In the diagram of skin shown below,where is the arrector pili muscle?

Correct AnswerverifiedShow Answer

Which structure in the figure produces a protein that helps protect the skin and underlying tissues from heat,microbes and chemicals?

Correct AnswerverifiedShow Answer

In the diagram of skin shown below,which labeled structure generates fingerprints?

Correct AnswerverifiedShow Answer

Keratin

Correct AnswerverifiedShow Answer

Which condition results from androgens inhibiting hair growth in genetically predisposed adults?

Correct AnswerverifiedShow Answer

Meissner's corpuscle would be found in which region of the skin shown in the figure?

Correct AnswerverifiedShow Answer

Describe the structural characteristics of the epidermis that contribute to its ability to protect the surface of an animal.

Correct AnswerverifiedShow Answer

During embryonic development,which of the following accessory structures of the skin develops as an outgrowth of epithelial cells from the sides of a hair follicle?

Correct AnswerverifiedShow Answer

Briefly describe the steps in deep wound healing.

Correct AnswerverifiedShow Answer

This layer of epidermis is composed of a single row of cuboidal or columnar keratinocytes.

Correct AnswerverifiedShow Answer

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