Question 1

All of the following are true of epidermal ridges except that they

Accepted Answer

A)  extend into the hypodermis.
B)  increase surface area and friction on fingertips.
C)  cause ridge patterns on the surface of the skin.
D)  produce patterns that are determined partially genetically.
E)  interconnect with the dermal papillae.F) A) and C)
G) A) and E)

Question 2

A thickened area of scar tissue that is covered by a shiny,smooth epidermal surface is called a

Accepted Answer

A)  keloid.
B)  contusion.
C)  hematoma.
D)  psoriasis.
E)  sclerotome.F) All of the above
G) A) and E)

Question 3

If the papilla of a hair follicle is destroyed,

Accepted Answer

A)  the hair produced by the follicle will change from terminal to vellus.
B)  the color of the hair will become lighter.
C)  the texture of the hair will become coarser.
D)  the hair matrix will lose its blood supply.
E)  hair production will not be affected.F) C) and D)
G) A) and E)

Question 4

Which of the following statements concerning sebaceous glands and sebum is false?

Accepted Answer

A)  Most sebaceous glands are coiled tubular glands.
B)  Most sebaceous glands open into hair follicles.
C)  Sebum functions to lubricate the hair and skin.
D)  Sebum can function as an antibiotic.
E)  Acne involves inflammation of sebaceous glands.F) A) and B)
G) D) and E)

Question 5

The clinical term for a bruise is a(n)

Accepted Answer

A)  infarction.
B)  contusion.
C)  hemorrhage.
D)  sclerotome.
E)  thrombus.F) D) and E)
G) None of the above

Question 6

The skin appearance that results from dark-red hemoglobin is called

Accepted Answer

A)  erythema.
B)  cyanosis.
C)  jaundice.
D)  freckles.
E)  pallor.F) B) and E)
G) D) and E)

Question 7

Merocrine sweat contains ________ to protect against bacteria.

Accepted Answer

A)  metabolic wastes
B)  water
C)  penicillin
D)  dermicidin
E)  organic nutrientsF) None of the above
G) C) and D)

Question 8

Skin inflammation that primarily involves the papillary layer is termed

Accepted Answer

A)  papillitis.
B)  dermatitis.
C)  epidermatitis.
D)  superficialis.
E)  melanocytis.F) A) and E)
G) None of the above

Question 9

Skin can regenerate effectively even after considerable damage has occurred because

Accepted Answer

A)  the epidermis of the skin has a rich supply of small blood vessels.
B)  stem cells persist in the skin even after injury.
C)  fibroblasts in the dermis can give rise to new germinal cells in the epidermis.
D)  contraction in the area of the injury brings cells of adjacent strata together.
E)  cells of the stratum basale cannot migrate to other positions in the skin.F) A) and C)
G) A) and E)

Question 10

In a condition known as sunstroke,the victim appears flushed,the skin is warm and dry,and the body temperature rises dramatically.Explain these observations based on what you know concerning the role of the skin in thermoregulation.

Accepted Answer

When the body temperature increases,more...

Question 11

Sensible perspiration is produced by ________ glands.

Accepted Answer

A)  ceruminous
B)  apocrine sweat
C)  merocrine sweat
D)  sebaceous
E)  mammaryF) C) and D)
G) B) and E)

Question 12

Water loss from insensible perspiration

Accepted Answer

A)  is unaffected by damage to the epidermis.
B)  is too small to be measured reliably.
C)  is approximately 0.5 liters a day.
D)  always exceeds sensible perspiration.
E)  depends on apocrine sweat glands.F) C) and E)
G) C) and D)

Question 13

A new mother notices that her 6-month-old infant has a yellow-orange complexion.Fearful that the child may have jaundice,she takes him to her pediatrician.After examining the child and learning about the infant's diet,the pediatrician declares him perfectly healthy and advises the mother to watch the child's diet.What is likely the cause for the change in skin color?

Accepted Answer

The infant probably has a fondness for v...

Question 14

The type of cells that form the strata in the epidermis are

Accepted Answer

A)  adipocytes.
B)  keratinocytes.
C)  fibroblasts.
D)  melanocytes.
E)  dendritic cells.F) All of the above
G) A) and E)

Question 15

A full-thickness burn injury can be life threatening.A physician treating a burn victim would likely order all of the following except

Accepted Answer

A)  IV (intravenous) fluids and electrolytes.
B)  ice packs applied to the burn area.
C)  a high-calorie diet.
D)  skin grafts.
E)  antibiotics.F) A) and B)
G) A) and C)

Question 16

When the arrector pili muscles contract,

Accepted Answer

A)  "goose bumps" are formed.
B)  hairs are shed.
C)  sweat is released from sweat glands.
D)  shivering occurs.
E)  the skin changes color.F) A) and C)
G) B) and E)

Question 17

Each of the following is a function of the integumentary system except

Accepted Answer

A)  protection of underlying tissue.
B)  excretion of salts and wastes.
C)  maintenance of body temperature.
D)  synthesis of vitamin C.
E)  detection of sensations.F) C) and D)
G) A) and E)

Question 18

Vanessa's 80-year-old grandmother sets her thermostat at 26°C (80°F)and wears a sweater on balmy spring days.When asked why,the grandmother says she feels cold.What is a possible cause for her feeling cold?

Accepted Answer

Most elderly people have poor ...

Question 19

Which of the following statements about rickets is not true?

Accepted Answer

A)  It is usually genetic.
B)  It leads to weak bones.
C)  It leads to skeletal deformity.
D)  It is prevented by vitamin D.
E)  It is prevented by sunlight.F) C) and E)
G) D) and E)

Question 20

Epidermal growth factor exerts which of these effects on the epidermis?

Accepted Answer

A)  promotes cell division
B)  stimulates keratin synthesis
C)  accelerates tissue repair
D)  speeds up glandular function
E)  All of the answers are correct.F) B) and C)
G) A) and E)

Exam 5: The Integumentary System

A thickened area of scar tissue that is covered by a shiny,smooth epidermal surface is called a

Correct Answer
verified

Which of the following statements concerning sebaceous glands and sebum is false?

Correct Answer
verified

Sensible perspiration is produced by ________ glands.

Correct Answer
verified

If the papilla of a hair follicle is destroyed,

Correct Answer
verified

Water loss from insensible perspiration

Correct Answer
verified

Vanessa's 80-year-old grandmother sets her thermostat at 26°C (80°F)and wears a sweater on balmy spring days.When asked why,the grandmother says she feels cold.What is a possible cause for her feeling cold?

Correct Answer
verified
Most elderly people have poor ...
View Answer

Skin can regenerate effectively even after considerable damage has occurred because

Correct Answer
verified

In a condition known as sunstroke,the victim appears flushed,the skin is warm and dry,and the body temperature rises dramatically.Explain these observations based on what you know concerning the role of the skin in thermoregulation.

Correct Answer
verified
When the body temperature increases,more...
View Answer

All of the following are true of epidermal ridges except that they

Correct Answer
verified

Which of the following statements about rickets is not true?

Correct Answer
verified

A full-thickness burn injury can be life threatening.A physician treating a burn victim would likely order all of the following except

Correct Answer
verified

Correct Answer
verified
The infant probably has a fondness for v...
View Answer

Each of the following is a function of the integumentary system except

Correct Answer
verified

Merocrine sweat contains ________ to protect against bacteria.

Correct Answer
verified

Epidermal growth factor exerts which of these effects on the epidermis?

Correct Answer
verified

The type of cells that form the strata in the epidermis are

Correct Answer
verified

When the arrector pili muscles contract,

Correct Answer
verified

The skin appearance that results from dark-red hemoglobin is called

Correct Answer
verified

The clinical term for a bruise is a(n)

Correct Answer
verified

Skin inflammation that primarily involves the papillary layer is termed

Correct Answer
verified

Exam 5: The Integumentary System

A thickened area of scar tissue that is covered by a shiny,smooth epidermal surface is called a

Correct AnswerverifiedShow Answer

Which of the following statements concerning sebaceous glands and sebum is false?

Correct AnswerverifiedShow Answer

Sensible perspiration is produced by ________ glands.

Correct AnswerverifiedShow Answer

If the papilla of a hair follicle is destroyed,

Correct AnswerverifiedShow Answer

Water loss from insensible perspiration

Correct AnswerverifiedShow Answer

Vanessa's 80-year-old grandmother sets her thermostat at 26°C (80°F)and wears a sweater on balmy spring days.When asked why,the grandmother says she feels cold.What is a possible cause for her feeling cold?

Correct AnswerverifiedMost elderly people have poor ...View AnswerShow Answer

Skin can regenerate effectively even after considerable damage has occurred because

Correct AnswerverifiedShow Answer

In a condition known as sunstroke,the victim appears flushed,the skin is warm and dry,and the body temperature rises dramatically.Explain these observations based on what you know concerning the role of the skin in thermoregulation.

Correct AnswerverifiedWhen the body temperature increases,more...View AnswerShow Answer

All of the following are true of epidermal ridges except that they

Correct AnswerverifiedShow Answer

Which of the following statements about rickets is not true?

Correct AnswerverifiedShow Answer

A full-thickness burn injury can be life threatening.A physician treating a burn victim would likely order all of the following except

Correct AnswerverifiedShow Answer

Correct AnswerverifiedThe infant probably has a fondness for v...View AnswerShow Answer

Each of the following is a function of the integumentary system except

Correct AnswerverifiedShow Answer

Merocrine sweat contains ________ to protect against bacteria.

Correct AnswerverifiedShow Answer

Epidermal growth factor exerts which of these effects on the epidermis?

Correct AnswerverifiedShow Answer

The type of cells that form the strata in the epidermis are

Correct AnswerverifiedShow Answer

When the arrector pili muscles contract,

Correct AnswerverifiedShow Answer

The skin appearance that results from dark-red hemoglobin is called

Correct AnswerverifiedShow Answer

The clinical term for a bruise is a(n)

Correct AnswerverifiedShow Answer

Skin inflammation that primarily involves the papillary layer is termed

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Most elderly people have poor ...
View Answer

Correct Answer
verified

Correct Answer
verified
When the body temperature increases,more...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
The infant probably has a fondness for v...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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