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A&P 1 Straighterline Study Exam | Answered and Graded A+ | Latest 2024 $10.99   Add to cart

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A&P 1 Straighterline Study Exam | Answered and Graded A+ | Latest 2024

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A&P 1 Straighterline Study Exam | Answered and Graded A+ | Latest 2024 A&P 1 Straighterline Study Exam | Answered and Graded A+ | Latest 2024 A&P 1 Straighterline Study Exam | Answered and Graded A+ | Latest 2024

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  • August 30, 2024
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A&P 1 Straighterline Study Exam |
Answered and Graded A+ | Latest 2024

The proximal portion of the nail is the
Select one:
a. nail root.
b. nail body.
c. nail fold.
d. eponychium.
e. hyponychium. - Correct Answer -nail root


The epidermis
Select one:
a. is thicker than the dermis.
b. contains no blood vessels.
c. is composed of loose connective tissue.
d. is made up mostly of melanocytes.
e. is composed of the reticular and papillary layers. - Correct Answer -contains no
blood vessels


Which of the following statements concerning the epidermis is true?
Select one:
a. The dermis is superficial to the epidermis.
b. The epidermis contains numerous blood vessels.

,c. The most numerous cells in the epidermis are the melanocytes.
d. The epidermis is nourished by blood vessels located in the dermis.
e. The epidermis is very permeable to water-soluble molecules. - Correct Answer -
The epidermis is nourished by blood vessels located in the dermis.


An expanded knob at the base of the hair root is the
Select one:
a. shaft.
b. cuticle.
c. hair bulb.
d. medulla.
e. root. - Correct Answer -hair bulb


When comparing the dermis with the hypodermis, the dermis
Select one:
a. has more fat cells than the hypodermis.
b. is a more vascular tissue than the hypodermis.
c. is divided into two layers; the hypodermis is not.
d. contains melanocytes; the hypodermis does not.
e. and the hypodermis do not contain collagen. - Correct Answer -is divided into
two layers; the hypodermis is not.


By reducing body temperature during hot weather, skin helps to maintain
Select one:
a. body temperature homeostasis.

,b. body structure.
c. blood volume.
d. brain activity.
e. blood pH. - Correct Answer -body temperature homeostasis


Nails
Select one:
a. protect the ends of digits.
b. alternate between growing and resting stages.
c. grow from their free edges.
d. are part of the dermis.
e. are soft keratin. - Correct Answer -protect the ends of digits


An increase in body temperature causes
Select one:
a. sweating.
b. arterioles in the dermis to constrict.
c. arrector pili muscles to contract.
d. an increase in keratinization of the skin.
e. an increase in melanin production. - Correct Answer -sweating


Parallel curving ridges of dermis that shape the overlying epidermis into
fingerprints
Select one:
a. are associated with thin skin.

, b. improve the grip of the hands.
c. decrease friction on surfaces where they are located.
d. are caused by the pattern of the reticular layer of the dermis.
e. tend to make the surface smooth. - Correct Answer -improve the grip of the
hands


The activity of apocrine sweat glands
Select one:
a. produces cerumen.
b. leads to body odor.
c. gives the skin a healthy glow.
d. produces sweat on the palm of the hand.
e. produces an oily secretion. - Correct Answer -leads to body odor.


Describe the movement of melanin in the skin.
Select one:
a. Melanin is transferred from melanocytes to keratinocytes.
b. Melanocytes carry melanin with them as they migrate toward the skin surface.
c. Melanin is transferred from keratinocytes to melanocytes.
d. Melanin is transferred from melanocytes to Merkel cells. - Correct Answer -
Melanin is transferred from melanocytes to keratinocytes.


A victim of an automobile accident goes into shock, which results in decreased
blood flow. The victim's skin will
Select one:

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