Question 1

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 frequently have overactive sebaceous (oil) glands, which can clog and become infected or inflamed. Scratching, squeezing, or irritating the tissue can lead to infection.

Question 2

The papillary layer of the dermis is composed of loosely packed connective tissue with numerous peg-like projections that provide a great deal of surface area connecting the dermis to the epidermis. Which of the statements below do NOT represent benefits provided by the papillary layer's anatomy?

Accepted Answer

A)  The spaces in the connective tissue allow many small blood vessels to deliver nutrients and pick up waste diffusing from the superficial epidermal layers. 
B)  The high surface area allows for a stronger connection of dermis to epidermis. 
C)  The looseness allows for easy separation of the dead cell layer of epidermis to be shed. 
D)  The looseness allows for phagocytes to roam through the tissue and search for infection. 
A)  The spaces in the connective tissue allow many small blood vessels to deliver nutrients and pick up waste diffusing from the superficial epidermal layers. 
B)  The high surface area allows for a stronger connection of dermis to epidermis. 
C)  The looseness allows for easy separation of the dead cell layer of epidermis to be shed. 
D)  The looseness allows for phagocytes to roam through the tissue and search for infection. C

Question 3

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

Question 4

The dermis contains blood vessels and nerve fibers while the epidermis does not.

Accepted Answer

A) True 
 B)False

Question 5

The white crescent portion of the nail is called the________ .

Accepted Answer

The answer of The white crescent portion of the nail...

Question 6

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 7

Cradle cap in infants is called________ .

Accepted Answer

The answer of Cradle cap in infants is called________ ....

Question 8

All of the following will help the skin to fight infection but one. Which of the following will have little effect on the skin's ability to fight infection?

Accepted Answer

A)  Greater production of keratinocytes resulting in more layers of the stratum corneum. 
B)  Greater production of melanin. 
C)  Increased secretions of defensins from skin cells. 
D)  More tight junctions between keratinocytes of the stratum corneum. 
A)  Greater production of keratinocytes resulting in more layers of the stratum corneum. 
B)  Greater production of melanin. 
C)  Increased secretions of defensins from skin cells. 
D)  More tight junctions between keratinocytes of the stratum corneum.

Question 9

Which layer of skin is LEAST protected by melanin?

Accepted Answer

A)  stratum basale 
B)  stratum granulosum 
C)  stratum spinosum 
D)  stratum corneum 
A)  stratum basale 
B)  stratum granulosum 
C)  stratum spinosum 
D)  stratum corneum

Question 10

Balding men have tried all kinds of remedies, including hair transplants, to restore their lost locks. Explain the cause of male pattern baldness.

Accepted Answer

It appears to be genetically d

Question 11

Changes in the color of skin are often an indication of a homeostatic imbalance. Which of the following would indicate a liver disease such as hepatitis resulting in elevated bilirubin?

Accepted Answer

A)  Black-and-blue marks become evident for no apparent cause. 
B)  The skin takes on a bronze or metallic appearance. 
C)  The skin and sclera of the eyes appears to have an abnormal, yellowish tint. 
D)  It is impossible to suggest Addison's disease from an inspection of a person's skin. 
A)  Black-and-blue marks become evident for no apparent cause. 
B)  The skin takes on a bronze or metallic appearance. 
C)  The skin and sclera of the eyes appears to have an abnormal, yellowish tint. 
D)  It is impossible to suggest Addison's disease from an inspection of a person's skin.

Question 12

Burns are devastating and debilitating because of loss of fluids and electrolytes from the body. How do physicians estimate the extent of burn damage associated with such dangerous fluid loss?

Accepted Answer

A)  by observing the tissues that are usually moist 
B)  by measuring urinary output and fluid intake 
C)  by using the "rule of nines" 
D)  through blood analysis 
A)  by observing the tissues that are usually moist 
B)  by measuring urinary output and fluid intake 
C)  by using the "rule of nines" 
D)  through blood analysis

Question 13

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

Accepted Answer

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

Question 14

What is the function of skin dermal folds and deep skin creases?

Accepted Answer

Skin dermal folds an

Question 15

The dermis is a strong, flexible connective tissue layer. Which of the following cell types are likely to be found in the dermis?

Accepted Answer

A)  osteoblasts, osteoclasts, and epithelial cells 
B)  goblet cells, parietal cells, and chondrocytes 
C)  monocytes, reticulocytes, and osteocytes 
D)  fibroblasts, macrophages, and mast cells 
A)  osteoblasts, osteoclasts, and epithelial cells 
B)  goblet cells, parietal cells, and chondrocytes 
C)  monocytes, reticulocytes, and osteocytes 
D)  fibroblasts, macrophages, and mast cells

Question 16

The skin is not able to receive stimuli because the cells of the epidermis are not living and therefore there are no sensory receptors in the skin.

Accepted Answer

A) True 
 B)False

Question 17

The dermis has two major layers. Which layer constitutes 80% of the dermis and is responsible for the tension lines in the skin?

Accepted Answer

A)  the reticular layer 
B)  the hypodermal layer 
C)  the subcutaneous layer 
D)  the papillary layer 
A)  the reticular layer 
B)  the hypodermal layer 
C)  the subcutaneous layer 
D)  the papillary layer

Question 18

Which of the following examples listed below illustrates homeostasis maintained by a negative feedback?

Accepted Answer

A)  Release of sweat by eccrine glands in response to heat. 
B)  An increase in sebum production in response to androgens (male sex hormones). 
C)  Lack of pain in third-degree burns due to damage to sensory nerves in the dermis. 
D)  Excretion of salts within the sweat. 
A)  Release of sweat by eccrine glands in response to heat. 
B)  An increase in sebum production in response to androgens (male sex hormones). 
C)  Lack of pain in third-degree burns due to damage to sensory nerves in the dermis. 
D)  Excretion of salts within the sweat.

Question 19

During the regressive phase of hair growth, the matrix is inactive and the follicle atrophies.

Accepted Answer

A) True 
 B)False

Question 20

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

Accepted Answer

A = asymmetry B = bo

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 papillary layer of the dermis is composed of loosely packed connective tissue with numerous peg-like projections that provide a great deal of surface area connecting the dermis to the epidermis. Which of the statements below do NOT represent benefits provided by the papillary layer's anatomy?

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

The dermis contains blood vessels and nerve fibers while the epidermis does not.

The white crescent portion of the nail is called the________ .

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

Cradle cap in infants is called________ .

All of the following will help the skin to fight infection but one. Which of the following will have little effect on the skin's ability to fight infection?

Which layer of skin is LEAST protected by melanin?

Balding men have tried all kinds of remedies, including hair transplants, to restore their lost locks. Explain the cause of male pattern baldness.

Changes in the color of skin are often an indication of a homeostatic imbalance. Which of the following would indicate a liver disease such as hepatitis resulting in elevated bilirubin?

Burns are devastating and debilitating because of loss of fluids and electrolytes from the body. How do physicians estimate the extent of burn damage associated with such dangerous fluid loss?

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

What is the function of skin dermal folds and deep skin creases?

The dermis is a strong, flexible connective tissue layer. Which of the following cell types are likely to be found in the dermis?

The skin is not able to receive stimuli because the cells of the epidermis are not living and therefore there are no sensory receptors in the skin.

The dermis has two major layers. Which layer constitutes 80% of the dermis and is responsible for the tension lines in the skin?

Which of the following examples listed below illustrates homeostasis maintained by a negative feedback?

During the regressive phase of hair growth, the matrix is inactive and the follicle atrophies.

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

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

Filters

Exam 5: The Integumentary System

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 papillary layer of the dermis is composed of loosely packed connective tissue with numerous peg-like projections that provide a great deal of surface area connecting the dermis to the epidermis. Which of the statements below do NOT represent benefits provided by the papillary layer's anatomy?

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

The dermis contains blood vessels and nerve fibers while the epidermis does not.

The white crescent portion of the nail is called the________ .

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

Cradle cap in infants is called________ .

All of the following will help the skin to fight infection but one. Which of the following will have little effect on the skin's ability to fight infection?

Which layer of skin is LEAST protected by melanin?

Balding men have tried all kinds of remedies, including hair transplants, to restore their lost locks. Explain the cause of male pattern baldness.

Changes in the color of skin are often an indication of a homeostatic imbalance. Which of the following would indicate a liver disease such as hepatitis resulting in elevated bilirubin?

Burns are devastating and debilitating because of loss of fluids and electrolytes from the body. How do physicians estimate the extent of burn damage associated with such dangerous fluid loss?

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

What is the function of skin dermal folds and deep skin creases?

The dermis is a strong, flexible connective tissue layer. Which of the following cell types are likely to be found in the dermis?

The skin is not able to receive stimuli because the cells of the epidermis are not living and therefore there are no sensory receptors in the skin.

The dermis has two major layers. Which layer constitutes 80% of the dermis and is responsible for the tension lines in the skin?

Which of the following examples listed below illustrates homeostasis maintained by a negative feedback?

During the regressive phase of hair growth, the matrix is inactive and the follicle atrophies.

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

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

Filters