Question 1

Keratinization

Accepted Answer

A) is a process that epidermal cells undergo as they move to the surface. 
B) produces cells filled with keratin. 
C) gives the stratum corneum its structural strength. 
D) produces an outer layer of epidermal cells that resist abrasion. 
E) has all of these properties. 
A) is a process that epidermal cells undergo as they move to the surface. 
B) produces cells filled with keratin. 
C) gives the stratum corneum its structural strength. 
D) produces an outer layer of epidermal cells that resist abrasion. 
E) has all of these properties.

Question 2

-  In the figure,the letter B best represents the

Accepted Answer

A) cortex. 
B) cuticle. 
C) papilla. 
D) arrector pili muscle. 
E) medulla. 
A) cortex. 
B) cuticle. 
C) papilla. 
D) arrector pili muscle. 
E) medulla.

Question 3

Cyanosis is caused by

Accepted Answer

A) altered blood flow to the skin (overall or in small areas). 
B) increased number of active melanocytes. 
C) collection of abnormal pigment (not melanin)in the skin. 
D) decreased oxygen content of blood. 
E) increased production of melanin by normal number of melanocytes. 
A) altered blood flow to the skin (overall or in small areas). 
B) increased number of active melanocytes. 
C) collection of abnormal pigment (not melanin)in the skin. 
D) decreased oxygen content of blood. 
E) increased production of melanin by normal number of melanocytes.

Question 4

The nail grows from the

Accepted Answer

A) nail body. 
B) nail matrix. 
C) eponychium. 
D) lunula. 
E) stratum corneum. 
A) nail body. 
B) nail matrix. 
C) eponychium. 
D) lunula. 
E) stratum corneum.

Question 5

Redness of the skin can result from all of the following except:

Accepted Answer

A) the inflammatory response 
B) anger or blushing 
C) exposure to heat 
D) exposure to cold 
E) all of the circumstances listed are correct answers. 
A) the inflammatory response 
B) anger or blushing 
C) exposure to heat 
D) exposure to cold 
E) all of the circumstances listed are correct answers.

Question 6

Which of the following processes might be involved in temperature regulation by the integumentary system?

Accepted Answer

A) evaporation of sweat from the surface of the skin to reduce body temperature 
B) dilation of dermal blood vessels to decrease loss by radiation and convection 
C) constriction of dermal blood vessels to help remove excess heat 
D) constriction of dermal blood vessels to prevent tissue damage when skin temperature drops too low 
E) All of these are correct relationships in body temperature regulation. 
A) evaporation of sweat from the surface of the skin to reduce body temperature 
B) dilation of dermal blood vessels to decrease loss by radiation and convection 
C) constriction of dermal blood vessels to help remove excess heat 
D) constriction of dermal blood vessels to prevent tissue damage when skin temperature drops too low 
E) All of these are correct relationships in body temperature regulation.

Question 7

The hypodermis

Accepted Answer

A) can be used to estimate total body fat. 
B) is usually considered to be part of the skin itself. 
C) is a layer of dense connective tissue. 
D) is the layer between the dermis and epidermis. 
E) has all of these characteristics. 
A) can be used to estimate total body fat. 
B) is usually considered to be part of the skin itself. 
C) is a layer of dense connective tissue. 
D) is the layer between the dermis and epidermis. 
E) has all of these characteristics.

Question 8

The type of glands that lubricate skin and hair and protect against some bacteria are

Accepted Answer

A) eccrine sweat glands. 
B) apocrine sweat glands. 
C) sebaceous glands. 
D) both eccrine and apocrine sweat glands. 
E) All glands of the skin have this property. 
A) eccrine sweat glands. 
B) apocrine sweat glands. 
C) sebaceous glands. 
D) both eccrine and apocrine sweat glands. 
E) All glands of the skin have this property.

Question 9

One of the most immediately life-threatening results of burns to large areas of the body is

Accepted Answer

A) decreased permeability of remaining capillaries in damaged area. 
B) dangerously high systemic blood pressures. 
C) decreased systemic blood pressure and development of cardiovascular shock. 
D) depression of overall metabolic rate. 
E) total suppression of the immune system. 
A) decreased permeability of remaining capillaries in damaged area. 
B) dangerously high systemic blood pressures. 
C) decreased systemic blood pressure and development of cardiovascular shock. 
D) depression of overall metabolic rate. 
E) total suppression of the immune system.

Question 10

Which of the following statements about hair is NOT correct?

Accepted Answer

A) The hair follicle is an extension of the epidermis into the dermis. 
B) The hair root and shaft are made up of continuously dividing cells. 
C) The cuticle is a single layer of overlapping cells that holds the hair in the follicle. 
D) Hair grows in cycles. 
E) The hair follicle can be an important source of epithelial cells for repairing areas of the surface epidermis. 
A) The hair follicle is an extension of the epidermis into the dermis. 
B) The hair root and shaft are made up of continuously dividing cells. 
C) The cuticle is a single layer of overlapping cells that holds the hair in the follicle. 
D) Hair grows in cycles. 
E) The hair follicle can be an important source of epithelial cells for repairing areas of the surface epidermis.

Question 11

A hair is formed or made by cells within the

Accepted Answer

A) hair shaft. 
B) hair root. 
C) arrector pili. 
D) cuticle. 
E) hair bulb. 
A) hair shaft. 
B) hair root. 
C) arrector pili. 
D) cuticle. 
E) hair bulb.

Question 12

Which of the following statements is true concerning skin cancer?

Accepted Answer

A) Basal cell carcinoma produces an open ulcer. 
B) Squamous cell carcinoma often arises from a preexisting mole. 
C) Squamous cell carcinoma arises from cells within the stratum basale. 
D) Malignant melanoma poses little danger of metastasis. 
E) All of these statements are true. 
A) Basal cell carcinoma produces an open ulcer. 
B) Squamous cell carcinoma often arises from a preexisting mole. 
C) Squamous cell carcinoma arises from cells within the stratum basale. 
D) Malignant melanoma poses little danger of metastasis. 
E) All of these statements are true.

Question 13

Which type of glands help to cool the body?

Accepted Answer

A) eccrine sweat glands 
B) apocrine sweat glands 
C) sebaceous glands 
D) both eccrine and apocrine sweat glands 
E) All glands of the skin have this property. 
A) eccrine sweat glands 
B) apocrine sweat glands 
C) sebaceous glands 
D) both eccrine and apocrine sweat glands 
E) All glands of the skin have this property.

Question 14

The stratum corneum of the epidermis

Accepted Answer

A) consists of continuously dividing cells. 
B) can become thickened and form a structure called a callus or corn. 
C) has cells that are continuously moving toward the stratum basale. 
D) has cells that synthesize melanin. 
E) has all of these characteristics. 
A) consists of continuously dividing cells. 
B) can become thickened and form a structure called a callus or corn. 
C) has cells that are continuously moving toward the stratum basale. 
D) has cells that synthesize melanin. 
E) has all of these characteristics.

Question 15

Malignant melanoma

Accepted Answer

A) is the least dangerous form of skin cancer. 
B) usually arises from melanocytes in a preexisting mole. 
C) rarely metastasizes. 
D) is the most common type of skin cancer. 
E) is the least dangerous form of skin cancer and usually arises from melanocytes in a preexisting mole. 
A) is the least dangerous form of skin cancer. 
B) usually arises from melanocytes in a preexisting mole. 
C) rarely metastasizes. 
D) is the most common type of skin cancer. 
E) is the least dangerous form of skin cancer and usually arises from melanocytes in a preexisting mole.

Question 16

Which of the following is FALSE?

Accepted Answer

A) In partial thickness burns,some part of the stratum basale remains intact and able to regenerate. 
B) In a first degree burn,regeneration of the epidermis comes from within the burn area and from the undamaged tissues at the edges of the burn. 
C) In partial thickness burns,the dermis and the epidermis are completely destroyed. 
D) Partial thickness burns can also be classified as first or second degree burns based on the degree of damage to the skin. 
A) In partial thickness burns,some part of the stratum basale remains intact and able to regenerate. 
B) In a first degree burn,regeneration of the epidermis comes from within the burn area and from the undamaged tissues at the edges of the burn. 
C) In partial thickness burns,the dermis and the epidermis are completely destroyed. 
D) Partial thickness burns can also be classified as first or second degree burns based on the degree of damage to the skin.

Question 17

Melanin

Accepted Answer

A) is a pigment produced by cells in the stratum corneum. 
B) is produced by melanocytes. 
C) is responsible for cyanosis. 
D) is responsible for birthmarks. 
E) is all of these. 
A) is a pigment produced by cells in the stratum corneum. 
B) is produced by melanocytes. 
C) is responsible for cyanosis. 
D) is responsible for birthmarks. 
E) is all of these.

Keratinization

- In the figure,the letter B best represents the

Cyanosis is caused by

The nail grows from the

Redness of the skin can result from all of the following except:

Which of the following processes might be involved in temperature regulation by the integumentary system?

The hypodermis

The type of glands that lubricate skin and hair and protect against some bacteria are

One of the most immediately life-threatening results of burns to large areas of the body is

Which of the following statements about hair is NOT correct?

A hair is formed or made by cells within the

Which of the following statements is true concerning skin cancer?

Which type of glands help to cool the body?

The stratum corneum of the epidermis

Malignant melanoma

Which of the following is FALSE?

Melanin

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissues

Skeletal System: Bones and Joints

Muscular System

Nervous System

Senses

Endocrine System

Blood

Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, metabolism, and Body Temperature Regulation

Urinary System and Fluid Balance

Reproductive System

Development, heredity, and Aging

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Exam 5: Integumentary System

Keratinization

- In the figure,the letter B best represents the

Cyanosis is caused by

The nail grows from the

Redness of the skin can result from all of the following except:

Which of the following processes might be involved in temperature regulation by the integumentary system?

The hypodermis

The type of glands that lubricate skin and hair and protect against some bacteria are

One of the most immediately life-threatening results of burns to large areas of the body is

Which of the following statements about hair is NOT correct?

A hair is formed or made by cells within the

Which of the following statements is true concerning skin cancer?

Which type of glands help to cool the body?

The stratum corneum of the epidermis

Malignant melanoma

Which of the following is FALSE?

Melanin

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissues

Skeletal System: Bones and Joints

Muscular System

Nervous System

Senses

Endocrine System

Blood

Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, metabolism, and Body Temperature Regulation

Urinary System and Fluid Balance

Reproductive System

Development, heredity, and Aging

Filters