Question 1

Another name for the subcutaneous layer is

Accepted Answer

A) Dermis 
B) Epidermis 
C) Stratum corneum 
D) Stratum basale 
E) Hypodermis 
A) Dermis 
B) Epidermis 
C) Stratum corneum 
D) Stratum basale 
E) Hypodermis

Question 2

You stepped on a nail.List the sequential layers (or strata)of the epidermis that the nail penetrated through to finally reach the dermis.

Accepted Answer

A) basale,spinosum,granulosom,corneum 
B) granulosom,spinosum,lucidum,corneum,basale 
C) corneum,lucidum,granulosom,spinosum,basale 
D) corneum,granulosom,spinosum,basale 
E) corneum,granulosom,lucidum,spinosum,basale 
A) basale,spinosum,granulosom,corneum 
B) granulosom,spinosum,lucidum,corneum,basale 
C) corneum,lucidum,granulosom,spinosum,basale 
D) corneum,granulosom,spinosum,basale 
E) corneum,granulosom,lucidum,spinosum,basale

Question 3

In the photomicrograph of a portion of thick skin shown below,which layer is the stratum spinosum?

Accepted Answer

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

Question 4

Which of the following terms refers to reddened,elevated,and itchy patches of skin commonly caused by emotional stress,physical trauma,or certain food allergies?

Accepted Answer

A) wart 
B) hives 
C) papule 
D) cyst 
E) eczema 
A) wart 
B) hives 
C) papule 
D) cyst 
E) eczema

Question 5

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

Accepted Answer

Multiple layers of cells in stratified s

Question 6

In the diagram of a hair root shown,where is the dermal root sheath?

Accepted Answer

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

Question 7

In the photomicrograph of a portion of thick skin shown below,which layer is the stratum basale?

Accepted Answer

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

Question 8

In which type of scar does the scar tissue extend beyond the boundary of the injury into normal tissue?

Accepted Answer

A) Hypertrophic scar 
B) Keloid scar 
C) Proliferative scar 
D) Inhibitory scar 
E) Granuloma 
A) Hypertrophic scar 
B) Keloid scar 
C) Proliferative scar 
D) Inhibitory scar 
E) Granuloma

Question 9

In the diagram,which layer is the stratum granulosum?

Accepted Answer

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

Question 10

In the photomicrograph of a portion of thick skin shown below,which layer is only seen in thick skin?

Accepted Answer

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

Question 11

The stratum lucidum

Accepted Answer

A) contains lamellar granules. 
B) lies just above the stratum basale. 
C) is the layer used in a skin graft. 
D) is present only in thick skin. 
E) can consist of up to 25-30 layers of dead keratinocytes. 
A) contains lamellar granules. 
B) lies just above the stratum basale. 
C) is the layer used in a skin graft. 
D) is present only in thick skin. 
E) can consist of up to 25-30 layers of dead keratinocytes.

Question 12

Which structure in the figure produces a pigment that contributes to skin color and absorbs UV radiation?

Accepted Answer

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

Question 13

Constant exposure of skin to friction stimulates the formation of a callus,which is the thickening of the _____ of the epidermis.

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 14

Which of the following structures found in the skin help prevent water loss and inhibit bacterial growth on the surface of the skin?

Accepted Answer

A) Arrector pili 
B) Lunula 
C) Sweat glands 
D) Hair follicles 
E) Oil glands 
A) Arrector pili 
B) Lunula 
C) Sweat glands 
D) Hair follicles 
E) Oil glands

Question 15

In the diagram of a hair root shown,where is the cortex?

Accepted Answer

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

Question 16

Describe the structure and function of arrector pili.

Accepted Answer

Arrector pili are smooth muscles that ex

Question 17

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 18

Which of the following terms refers to an inflammation of the skin characterized by patches of redness,blistering,and extreme itching?

Accepted Answer

A) papule 
B) laceration 
C) keratosis 
D) frostbite 
E) eczema 
A) papule 
B) laceration 
C) keratosis 
D) frostbite 
E) eczema

Question 19

Which condition is due to a buildup of bilirubin pigment in the skin?

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 20

Which structures are dermal papillae?

Accepted Answer

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

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

Another name for the subcutaneous layer is

You stepped on a nail.List the sequential layers (or strata)of the epidermis that the nail penetrated through to finally reach the dermis.

In the photomicrograph of a portion of thick skin shown below,which layer is the stratum spinosum?

Which of the following terms refers to reddened,elevated,and itchy patches of skin commonly caused by emotional stress,physical trauma,or certain food allergies?

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

In the diagram of a hair root shown,where is the dermal root sheath?

In the photomicrograph of a portion of thick skin shown below,which layer is the stratum basale?

In which type of scar does the scar tissue extend beyond the boundary of the injury into normal tissue?

In the diagram,which layer is the stratum granulosum?

In the photomicrograph of a portion of thick skin shown below,which layer is only seen in thick skin?

The stratum lucidum

Which structure in the figure produces a pigment that contributes to skin color and absorbs UV radiation?

Constant exposure of skin to friction stimulates the formation of a callus,which is the thickening of the _____ of the epidermis.

Which of the following structures found in the skin help prevent water loss and inhibit bacterial growth on the surface of the skin?

In the diagram of a hair root shown,where is the cortex?

Describe the structure and function of arrector pili.

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

Which of the following terms refers to an inflammation of the skin characterized by patches of redness,blistering,and extreme itching?

Which condition is due to a buildup of bilirubin pigment in the skin?

Which structures are dermal papillae?

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

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