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Portage AP1 > AP1 M7 problem set > Flashcards

AP1 M7 problem set Flashcards

1
Q

The integumentary system is comprised of what three parts of the body?

A
  1. Hair, skin, and nails
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2
Q

List the three layers of the skin from superficial to deep.

A
  1. Epidermis, Dermis, Hypodermis
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3
Q

Describe three functions of the integumentary system.

A

Production of vitamin D; contain sense organs for protection of skin and underlying tissue; protection from pathogens

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4
Q

Merkel’s cells and Meisner’s corpuscles are thermoreceptors

A

False

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4
Q

True or false: Thermoreceptors detect fine touch.

A

False

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5
Q

True or false: Pacinian corpuscles detect pressure.

A

True

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6
Q

Review shape and location of sensory organs in the layers of the skin (Figure 7.3)

A
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7
Q

Describe what an exocrine gland contains and how its contents reach the surface of the skin.

A

Exocrine glands contain secretions which are released through a duct (opening) into an epithelial surface or lining.

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8
Q

What is a sebaceous gland?

A

Sebaceous glands (oil glands) produce sebum (oil)

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9
Q

True or false: The epidermis is made up of stratified cuboidal epithelium.

A

False (stratified squamous epithelium)

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10
Q

Thermoregulation helps the body to regulate its temperature. Perspiration is one method in assisting thermoregulation.

A

Thermoregulation helps the body to regulate its temperature. Perspiration is one method in assisting thermoregulation.

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11
Q

What are the four layers of the epidermis?

A

Stratum corneum, stratum granulosum, stratum spinosum and stratum basale

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12
Q

True or false: Cells of the stratum basale have a high rate of cell division

A

True

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13
Q

The cells of the stratum basale have epidermal ridges which are the basis for each person’s distinct pattern called ______?

A

Fingerprints

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14
Q

True or false: Dead cells in the stratum corneum remain for about 2 weeks before they slough off.

A

True

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14
Q

These types of cells produce keratin.

A

Keratinocytes

15
Q

These types cells produce melanin.

A

Melanocytes

16
Q

What are the two layers of the dermis? Which layer contains the main blood supply for the skin?

A

Papillary and reticular; the reticular region contains the main blood supply

17
Q

What is the medical term for a bruise?

A

Contusion

18
Q

What is one of the purposes of the hypodermis?

A

Fat helps to insulate and regulate body temperature; The thickness of the hypodermis protects the deeper tissues and organs from injury.

19
Q

What is a dermatome?

A

A dermatome is a region of skin innervated by one sensory nerve.

20
Q

Where is the information gathered from a dermatome sent?

A

The sensory information gathered in each region of the skin is sent to the spinal cord and then finally the brain for processing.

21
Q

True or false: The root of a hair follicle begins at the shaft.

A

False

22
Q

Each hair follicle is connected to a muscle called__________.

A

Arrector pili

23
Q

True or false: Hair can be impacted by hormones circulating in the body.

A

True

24
Q

True or false: Nails are comprised of live skin cells.

A

False

25
Q

Is the nail body the visible or the invisible portion of the nail?

A

The nail body is the visible or the portion of the nail.

26
Q

What types of cells form a blood clot?

A

Platelets

27
Q

Mast cells release what type of chemical?

A

Histamine

28
Q

What is the purpose of the chemical released by mast cells?

A

Helps to dilate blood vessels to bring increased blood and nutrients to the injured area.

29
Q

True or False: Fibroblasts are involved in engulfing foreign bacteria and particles.

A

False

30
Q

Fibroblasts secrete what substance to assist in wound healing?

A

Collagen

30
Q

What is the final phase of wound healing called?

A

Remodeling

30
Q

What type of burn damages only the epidermis?

A

First-degree burn

31
Q

Your patient was involved in a severe cooking accident. She is not able to feel any sensation in the burned area. What type of burn did your patient incur?

A

Fourth-degree burn (damage to deep tissues, dermis is completely destroyed along with sensory receptors in the skin).

Portage AP1 (72 decks)

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