Question 1

When an individual is exposed to extremely low air temperatures, the dermal blood vessels will dilate so that blood and heat will be dissipated.

Accepted Answer

A) True 
 B)False  False

Question 2

Which glands produce ear wax?

Accepted Answer

A)  Apocrine glands 
B)  Merocrine glands 
C)  Ceruminous glands 
D)  Eccrine Glands 
A)  Apocrine glands 
B)  Merocrine glands 
C)  Ceruminous glands 
D)  Eccrine Glands C

Question 3

Figure 5.1Using Figure 5.1, match the following:
-Pulls the hair follicle into an upright position.

Accepted Answer

A

Question 4

The coarse hair of the eyebrows and scalp is called hair.

Accepted Answer

The answer of The coarse hair of the eyebrows and...

Question 5

Melanocytes and keratinocytes work together in protecting the skin from UV damage when keratinocytes .

Accepted Answer

A)  accumulate the melanin granules on their superficial portion, forming a UV- blocking pigment layer 
B)  maintain the appropriate pH in order for the melanocyte to synthesize melanin granules 
C)  maintain the appropriate temperature so the product of the melanocyte will not denature 
D)  provide the melanocyte with nutrients necessary for melanin synthesis 
A)  accumulate the melanin granules on their superficial portion, forming a UV- blocking pigment layer 
B)  maintain the appropriate pH in order for the melanocyte to synthesize melanin granules 
C)  maintain the appropriate temperature so the product of the melanocyte will not denature 
D)  provide the melanocyte with nutrients necessary for melanin synthesis

Question 6

The integumentary system is protected by the action of cells that arise from bone marrow and migrate to the epidermis. Which of the following cells serve this function?

Accepted Answer

A)  macrophages called dendritic cells (Langerhans Cell) 
B)  keratinocytes, because they are so versatile 
C)  cells found in the stratum spinosum 
D)  tactile cells 
A)  macrophages called dendritic cells (Langerhans Cell) 
B)  keratinocytes, because they are so versatile 
C)  cells found in the stratum spinosum 
D)  tactile cells

Question 7

Why are the apocrine sweat glands fairly unimportant in thermal regulation?

Accepted Answer

They are largely confined to t

Question 8

Select the most correct statement concerning skin cancer.

Accepted Answer

A)  Squamous cell carcinomas arise from the stratum corneum. 
B)  Melanomas are rare but must be removed quickly to prevent them from metastasizing. 
C)  Basal cell carcinomas are the least common but most malignant. 
D)  Most tumors that arise on the skin are malignant. 
A)  Squamous cell carcinomas arise from the stratum corneum. 
B)  Melanomas are rare but must be removed quickly to prevent them from metastasizing. 
C)  Basal cell carcinomas are the least common but most malignant. 
D)  Most tumors that arise on the skin are malignant.

Question 9

Robert, a surfer, has a mole that has changed its shape and size. His doctor, applying the ABCD(E) rule, diagnosed a melanoma. What do the letters ABCD(E) represent?

Accepted Answer

A = asymmetry
B = bo

Question 10

The most dangerous skin cancer is cancer of the melanocytes.

Accepted Answer

A) True 
 B)False

Question 11

Billions of consumer dollars are spent for deodorants and antiperspirants each year. Explain the production of body odors frequently associated with axillary skin.

Accepted Answer

Sweat is mostly an odorless wa

Question 12

There are several reasons other than genetics for hair loss. Identify some of these other factors.

Accepted Answer

Stressors such as acutely high fever, su

Question 13

Which statement correctly explains why hair appears the way it does?

Accepted Answer

A)  Air bubbles in the hair shaft cause straight hair. 
B)  Gray hair is the result of hormonal action altering the chemical composition of melanin. 
C)  Kinky hair has flat, ribbonlike hair shafts. 
D)  Perfectly round hair shafts result in wavy hair. 
A)  Air bubbles in the hair shaft cause straight hair. 
B)  Gray hair is the result of hormonal action altering the chemical composition of melanin. 
C)  Kinky hair has flat, ribbonlike hair shafts. 
D)  Perfectly round hair shafts result in wavy hair.

Question 14

The stratum corneum (outermost layer of skin) is a zone of approximately four layers of viable cells that are able to synthesize proteins that keep the outer layer of skin smooth and soft.

Accepted Answer

A) True 
 B)False

Question 15

In addition to protection (physical and chemical barrier), the skin serves other functions. Which of the following is another vital function of the skin?

Accepted Answer

A)  It converts modified epidermal cholesterol to a vitamin D precursor important to calcium metabolism. 
B)  It absorbs vitamin C so that the skin will not be subject to diseases. 
C)  It aids in the transport of materials throughout the body. 
D)  The cells of the epidermis store glucose as glycogen for energy. 
A)  It converts modified epidermal cholesterol to a vitamin D precursor important to calcium metabolism. 
B)  It absorbs vitamin C so that the skin will not be subject to diseases. 
C)  It aids in the transport of materials throughout the body. 
D)  The cells of the epidermis store glucose as glycogen for energy.

Question 16

Figure 5.1Using Figure 5.1, match the following:
-How are burns commonly classified? Give an example.

Accepted Answer

Burns are classified according to their

Question 17

John, a younger teenager, notices that he is experiencing a lot of pimples and blackheads, which frequently become infected. What is causing this problem?

Accepted Answer

Because of hormonal changes, teenagers f

Question 18

The protein found in large amounts in the outermost layer of epidermal cells is collagen.

Accepted Answer

A) True 
 B)False

Question 19

Sudoriferous (sweat) glands are categorized as two distinct types. Which of the following are the two types of sweat glands?

Accepted Answer

A)  holocrine and mammary 
B)  eccrine and apocrine 
C)  sebaceous and merocrine 
D)  mammary and ceruminous 
A)  holocrine and mammary 
B)  eccrine and apocrine 
C)  sebaceous and merocrine 
D)  mammary and ceruminous

Question 20

Figure 5.1Using Figure 5.1, match the following:
-Region that thickens markedly when one gains weight.

Accepted Answer

The answer of   Figure 5.1Using Figure 5.1, match...

Exam 5: The Integumentary System

When an individual is exposed to extremely low air temperatures, the dermal blood vessels will dilate so that blood and heat will be dissipated.

Which glands produce ear wax?

Figure 5.1Using Figure 5.1, match the following: -Pulls the hair follicle into an upright position.

The coarse hair of the eyebrows and scalp is called hair.

Melanocytes and keratinocytes work together in protecting the skin from UV damage when keratinocytes .

The integumentary system is protected by the action of cells that arise from bone marrow and migrate to the epidermis. Which of the following cells serve this function?

Why are the apocrine sweat glands fairly unimportant in thermal regulation?

Select the most correct statement concerning skin cancer.

Robert, a surfer, has a mole that has changed its shape and size. His doctor, applying the ABCD(E) rule, diagnosed a melanoma. What do the letters ABCD(E) represent?

The most dangerous skin cancer is cancer of the melanocytes.

Billions of consumer dollars are spent for deodorants and antiperspirants each year. Explain the production of body odors frequently associated with axillary skin.

There are several reasons other than genetics for hair loss. Identify some of these other factors.

Which statement correctly explains why hair appears the way it does?

The stratum corneum (outermost layer of skin) is a zone of approximately four layers of viable cells that are able to synthesize proteins that keep the outer layer of skin smooth and soft.

In addition to protection (physical and chemical barrier), the skin serves other functions. Which of the following is another vital function of the skin?

Figure 5.1Using Figure 5.1, match the following: -How are burns commonly classified? Give an example.

John, a younger teenager, notices that he is experiencing a lot of pimples and blackheads, which frequently become infected. What is causing this problem?

The protein found in large amounts in the outermost layer of epidermal cells is collagen.

Sudoriferous (sweat) glands are categorized as two distinct types. Which of the following are the two types of sweat glands?

Figure 5.1Using Figure 5.1, match the following: -Region that thickens markedly when one gains weight.

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

Bones and Skeletal Tissues

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Lymphoid Organs and Tissues

The Immune System: Innate and Adaptive Body Defensives

The Respiratory System

The Digestive System

Nutrition, Metabolism, and Body Temperature Regulation

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Pregnancy and Human Development

Heredity

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