Question 1

During the regeneration process of the skin after an injury, what is the combination of blood clot, fibroblasts, and an extensive capillary network called?

Accepted Answer

A)  keloid
B)  granulation tissue
C)  scar tissue
D)  scab
E)  sebum

Question 2

Figure 5-1 The General Structure of the Integumentary System
Use Figure 5-1 for the following questions:
-The structure composed of stratified squamous epithelium is

Accepted Answer

A)  A.
B)  B.
C)  C.
D)  M.
E)  L.

Question 3

Projections of loose connective tissue from the dermis, which extend upward between the adjacent ridges of the epidermis, are called

Accepted Answer

A)  epidermal ridges.
B)  strata.
C)  reticular layers.
D)  accessory structures.
E)  dermal papillae.

Question 4

Which of the following is the function of the combination of epidermal ridges and dermal papillae?

Accepted Answer

A)  increase storage of nutrients in the digestive tract
B)  increase surface area for diffusion between the dermis and epidermis
C)  increase sensory reception
D)  increase secretion of milk in specialized integumentary glands
E)  increase large reserves of lipids in adipose tissue

Question 5

Which statement is true for merocrine sweat glands?

Accepted Answer

A)  They discharge their secretions into the hair follicles.
B)  They are for hair lubrication.
C)  They are more numerous than apocrine sweat glands.
D)  They are important in communication between individuals, related to sexual attraction.
E)  They make the skin more pliable and soft.

Question 6

A burn that destroys only the superficial cells of the epidermis, such as a mild sunburn, is classified as

Accepted Answer

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

Question 7

Nerve fibers in the dermis most likely function in

Accepted Answer

A)  defending of local tissues after infection.
B)  providing nutrients and oxygen to the skin.
C)  monitoring sensory receptors in the dermis.
D)  repairing tissue after injury.
E)  removing carbon dioxide and waste products.

Question 8

The lipid in oil glands is released through which type of secretion?

Accepted Answer

A)  eccrine
B)  apocrine
C)  merocrine
D)  endocrine
E)  holocrine

Question 9

Photo Credit: Robert B. Tallitsch
Figure 5-2 The Strata of the Epidermis in Thick Skin
Use Figure 5-2 to answer the following questions:
-The part of the skin at the bottom of the picture, seen in a lighter shade of gray, is the

Accepted Answer

A)  strata.
B)  carotene.
C)  dermis.
D)  cornified region.
E)  hypodermis.

Question 10

The blood supply to the skin arises from a network of blood vessels called the ________ plexus in the hypodermis, at its border with the reticular layer of the dermis.

Accepted Answer

A)  cervical
B)  mesenteric
C)  brachial
D)  celiac
E)  cutaneous

Question 11

As cells are pushed from the deeper portion of the epidermis toward the surface,

Accepted Answer

A)  they divide.
B)  they die.
C)  their nutrient supply increases.
D)  they enter the dermis.
E)  they produce daughter cells.

Question 12

Figure 5-1 The General Structure of the Integumentary System
Use Figure 5-1 for the following questions:
-Structure B on the skin diagram is the

Accepted Answer

A)  epidermis.
B)  dermis.
C)  subcutaneous layer.
D)  cutaneous membrane.
E)  hypodermis.

Question 13

Perspiration that is produced by apocrine sweat glands

Accepted Answer

A)  is more than 99 percent water.
B)  contains electrolytes and waste products, such as urea.
C)  helps to cool the surface of the skin when it evaporates.
D)  is limited to the hair follicles of the axilla, nipples, and groin.
E)  contains astringent compounds that contract the skin and its sweat gland pores.

Question 14

The ________ is associated with the puckering of skin and the pulling of the hair follicle.

Accepted Answer

A)  arrector pili
B)  hypodermis
C)  dermal papilla
D)  epidermal ridge
E)  stratum basale

Question 15

Figure 5-4 Glands and Associated Structures
Use Figure 5-4 to answer the following questions:
-Structure D is a(n)

Accepted Answer

A)  endocrine gland.
B)  sebaceous gland.
C)  merocrine gland.
D)  apocrine gland.
E)  unicellular gland.

Question 16

Choose the correct order of the cell layers, or strata, in a section of thick skin, from the basement membrane toward the free surface (deep to superficial) . 1. stratum lucidum
2. stratum basale
3. stratum corneum
4. stratum granulosum
5. stratum spinosum

Accepted Answer

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

Question 17

The function of the arrector pili is

Accepted Answer

A)  diffusion.
B)  thermoregulation.
C)  lubrication.
D)  contraction.
E)  fat storage.

Question 18

The highly vascular layer of the skin, which provides thermoregulation via changing blood flow, is the

Accepted Answer

A)  epidermis.
B)  subcutaneous layer.
C)  stratum basale.
D)  stratum corneum.
E)  dermis.

Question 19

You fell on the concrete walkway and scraped your leg against the solid surface, which created a two-inch by three-inch area that is not bleeding. This would be called a(n)

Accepted Answer

A)  abrasion.
B)  laceration.
C)  puncture.
D)  incision.
E)  contusion.

Question 20

Photo Credit: Robert B. Tallitsch
Figure 5-2 The Strata of the Epidermis in Thick Skin
Use Figure 5-2 to answer the following questions:
-The lowest level of cells of the strata, marked E, consists of

Accepted Answer

A)  keratin protein.
B)  collagen fibers.
C)  dead cells.
D)  carotene-producing cells.
E)  mitotically active epithelial cells.

Exam 5: The Integumentary System

The blood supply to the skin arises from a network of blood vessels called the ________ plexus in the hypodermis, at its border with the reticular layer of the dermis.

Correct AnswerverifiedShow Answer

Figure 5-1 The General Structure of the Integumentary System Use Figure 5-1 for the following questions: -The structure composed of stratified squamous epithelium is

Correct AnswerverifiedShow Answer

A burn that destroys only the superficial cells of the epidermis, such as a mild sunburn, is classified as

Correct AnswerverifiedShow Answer

Nerve fibers in the dermis most likely function in

Correct AnswerverifiedShow Answer

The highly vascular layer of the skin, which provides thermoregulation via changing blood flow, is the

Correct AnswerverifiedShow Answer

As cells are pushed from the deeper portion of the epidermis toward the surface,

Correct AnswerverifiedShow Answer

During the regeneration process of the skin after an injury, what is the combination of blood clot, fibroblasts, and an extensive capillary network called?

Correct AnswerverifiedShow Answer

The lipid in oil glands is released through which type of secretion?

Correct AnswerverifiedShow Answer

Figure 5-1 The General Structure of the Integumentary System Use Figure 5-1 for the following questions: -Structure B on the skin diagram is the

Correct AnswerverifiedShow Answer

Photo Credit: Robert B. Tallitsch Figure 5-2 The Strata of the Epidermis in Thick Skin Use Figure 5-2 to answer the following questions: -The part of the skin at the bottom of the picture, seen in a lighter shade of gray, is the

Correct AnswerverifiedShow Answer

Photo Credit: Robert B. Tallitsch Figure 5-2 The Strata of the Epidermis in Thick Skin Use Figure 5-2 to answer the following questions: -The lowest level of cells of the strata, marked E, consists of

Correct AnswerverifiedShow Answer

Figure 5-4 Glands and Associated Structures Use Figure 5-4 to answer the following questions: -Structure D is a(n)

Correct AnswerverifiedShow Answer

Which of the following is the function of the combination of epidermal ridges and dermal papillae?

Correct AnswerverifiedShow Answer

Which statement is true for merocrine sweat glands?

Correct AnswerverifiedShow Answer

Projections of loose connective tissue from the dermis, which extend upward between the adjacent ridges of the epidermis, are called

Correct AnswerverifiedShow Answer

You fell on the concrete walkway and scraped your leg against the solid surface, which created a two-inch by three-inch area that is not bleeding. This would be called a(n)

Correct AnswerverifiedShow Answer

Perspiration that is produced by apocrine sweat glands

Correct AnswerverifiedShow Answer

The function of the arrector pili is

Correct AnswerverifiedShow Answer

The ________ is associated with the puckering of skin and the pulling of the hair follicle.

Correct AnswerverifiedShow Answer

Choose the correct order of the cell layers, or strata, in a section of thick skin, from the basement membrane toward the free surface (deep to superficial) . 1. stratum lucidum 2. stratum basale 3. stratum corneum 4. stratum granulosum 5. stratum spinosum

Correct AnswerverifiedShow Answer

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