Question 1

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) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 2

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. 
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.

Question 3

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

Accepted Answer

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

Question 4

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 5

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

Question 6

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

Question 7

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) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 8

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

Question 9

In the diagram,which is the internal root sheath?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) G 
A) A 
B) B 
C) C 
D) D 
E) G

Question 10

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. 
A) B 
B) D 
C) E 
D) J 
E) None of these answer choices are correct.

Question 11

Briefly describe the steps in deep wound healing.

Accepted Answer

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

Question 12

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. 
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.

Question 13

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

Accepted Answer

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

Question 14

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

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) erythema 
A) hirsutism 
B) pallor 
C) jaundice 
D) male-pattern baldness 
E) erythema

Question 16

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) erythema 
A) hirsutism 
B) pallor 
C) jaundice 
D) androgenic alopecia 
E) erythema

Question 17

In the diagram,which is the external root sheath?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) G 
A) A 
B) B 
C) C 
D) D 
E) G

Question 18

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

Question 19

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) Corpuscle 
A) Epidermis 
B) Dermis 
C) Hypodermis 
D) Subcutaneous layer 
E) Corpuscle

Question 20

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 muscles 
A) eccrine sweat glands 
B) apocrine sweat glands 
C) sebaceous glands 
D) fingernails 
E) arrector pili muscles

Exam 5: The Integumentary System

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

The process of keratinization involves

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

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

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

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

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

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

In the diagram,which is the internal root sheath?

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

Briefly describe the steps in deep wound healing.

Keratin

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

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

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

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

In the diagram,which is the external root sheath?

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

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

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?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Skeletal System: Bone Tissue

The Skeletal System: The Axial Skeleton

The Skeletal System: The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor and Integrative Systems

The Special Senses

The Endocrine System

The Cardiovascular System: The Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Lymphatic System, Nonspecific Resistance to Disease, and Immunity

The Digestive System

Metabolism

The Urinary System

The Reproductive Systems

Development and Inheritance

Filters