Question 1

Which pigment secreted by specialized cells in the skin is capable of absorbing ultraviolet light?

Accepted Answer

A) Keratin 
B) Melanin 
C) Melatonin 
D) Carotene 
E) Collagen 
A) Keratin 
B) Melanin 
C) Melatonin 
D) Carotene 
E) Collagen

Question 2

Albinism is the inherited inability to produce

Accepted Answer

A) melanin. 
B) carotene. 
C) both melanin and carotene. 
D) keratin. 
E) creatinine. 
A) melanin. 
B) carotene. 
C) both melanin and carotene. 
D) keratin. 
E) creatinine.

Question 3

Which 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 4

In the diagram,which layer is the stratum corneum?

Accepted Answer

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

Question 5

Which structures in the figure are sensitive to warmth,coolness and itching?

Accepted Answer

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

Question 6

In the diagram of skin shown below,where is the sebaceous gland?

Accepted Answer

A) C 
B) D 
C) E 
D) F 
E) H 
A) C 
B) D 
C) E 
D) F 
E) H

Question 7

Which layer of the epidermis contains layers of flattened keratinocytes that are going through apoptosis?

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 8

Which of the following terms refers to paleness of the skin such as seen in patients with shock or anemia?

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 9

Which of the following best describes the events occurring at point A in the diagram of deep wound healing shown below?

Accepted Answer

A) Blood clot is forming. 
B) New collagen fibers are forming. 
C) Damaged blood vessels are being repaired. 
D) Epithelium is migrating across wound. 
E) Scar tissue is forming. 
A) Blood clot is forming. 
B) New collagen fibers are forming. 
C) Damaged blood vessels are being repaired. 
D) Epithelium is migrating across wound. 
E) Scar tissue is forming.

Question 10

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

Accepted Answer

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

Question 11

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 12

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 13

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 14

In the figure of a sagittal section of a fingernail shown,where is the hyponychium (nail bed)?

Accepted Answer

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

Exam 5: The Integumentary System Unit Ii: Principles of Support and Movement

Which pigment secreted by specialized cells in the skin is capable of absorbing ultraviolet light?

Albinism is the inherited inability to produce

Which layer of the skin is composed of a keratinized stratified squamous epithelium?

In the diagram,which layer is the stratum corneum?

Which structures in the figure are sensitive to warmth,coolness and itching?

In the diagram of skin shown below,where is the sebaceous gland?

Which layer of the epidermis contains layers of flattened keratinocytes that are going through apoptosis?

Which of the following terms refers to paleness of the skin such as seen in patients with shock or anemia?

Which of the following best describes the events occurring at point A in the diagram of deep wound healing shown below?

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

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

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

The process of keratinization involves

In the figure of a sagittal section of a fingernail shown,where is the hyponychium (nail bed)?

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 Unit Iii: Control Systems of the Human Body

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 Unit Iv: Maintenance of the Human Body

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 Respiratory System

The Digestive System

Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Homeostasis Unit V: Continuity

The Reproductive Systems

Development and Inheritance

Filters