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Histology > Integumentary System > Flashcards

Integumentary System Flashcards

1
Q

The integument covers the entire surface of the body and becomes continuous with the mucous membranes of the ________ at the superficial orifices [opening]

A

digestive,
respiratory,
and urogenital systems

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2
Q

Skin lines the outer ear canal covers the eardrums and is continuous with the conjunctiva of the eye at the eyelids.

A

Integumentary system

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3
Q

TWO LAYERS OF INTEGUMENT:

A
  1. EPIDERMIS
  2. DERMIS
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4
Q

TWO LAYERS OF INTEGUMENT:

outer layer

A

EPIDERMIS

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5
Q

TWO LAYERS OF INTEGUMENT:

stratified squamous keratinized epithelium

A

EPIDERMIS

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6
Q

TWO LAYERS OF INTEGUMENT:

inner layer

A

DERMIS

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7
Q

TWO LAYERS OF INTEGUMENT:

overlies [lay on top of] the connective tissue layer

A

DERMIS

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8
Q

TWO PARTS OF THE INTEGUMENT:

A

CUTANEOUS MEMBRANES
ACCESSORY STRUCTURES

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9
Q

CUTANEOUS MEMBRANES:

A

a. Epidermis
b. Dermis

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10
Q

ACCESSORY STRUCTURES:

A

a. Hair
b. Nails
c. Exocrine Gland [Sweat Gland]

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11
Q

TWO TYPES OF SKIN:

A

THICK SKIN
THIN SKIN

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12
Q

TWO TYPES OF SKIN:

5 layers

A

THICK SKIN

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13
Q

TWO TYPES OF SKIN:

4 layers

A

THIN SKIN

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14
Q

TWO TYPES OF SKIN:

prominent stratum corneum

A

THICK SKIN

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15
Q

TWO TYPES OF SKIN:

less prominent stratum corneum

A

THIN SKIN

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16
Q

TWO TYPES OF SKIN:

well developed stratum granulosum

A

THICK SKIN

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17
Q

TWO TYPES OF SKIN:

less developed stratum granulosum

A

THIN SKIN

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18
Q

TWO TYPES OF SKIN:

palms of the hands

A

THICK SKIN

19
Q

TWO TYPES OF SKIN:

dominant and lines most of the body surface

A

THIN SKIN

20
Q

TWO TYPES OF SKIN:

soles of the feet

A

THICK SKIN

21
Q

TWO TYPES OF SKIN:

thicker dermis

A

THIN SKIN

22
Q

TWO TYPES OF SKIN:

thinner dermis

A

THICK SKIN

23
Q

TWO TYPES OF SKIN:

hair and sebaceous glands

A

THIN SKIN

24
Q

TWO TYPES OF SKIN:

no hair and sebaceous glands

A

THICK SKIN

25
Q

INTEGUMENT FUNCTIONS:

A

Protective
Synthetic
Sensory
Heat Regulatory
Excretory
Secretory
Water Balance

26
Q

the first line of defense

A

PROTECTIVE FUNCTION

27
Q

protects our body from infection, pathogens, and harmful UV irradiation.

A

PROTECTIVE FUNCTION

28
Q

natural vitamin D is synthesized through the Sun’s ultraviolet rays

A

SYNTHETIC FUNCTION

29
Q

also manufactures melanin pigment. [melanin helps the skin to regulate the ultraviolet rays coming from the sun]

A

SYNTHETIC FUNCTION

30
Q

free nerve endings respond to external stimuli such as touching hot or cold surfaces triggering voluntary or reflex movements or activities.

A

SENSORY FUNCTION

31
Q

sweat and cutaneous blood flow will help in the thermoregulation of the body

A

HEAT REGULATORY FUNCTION

32
Q

If the body is TOO HOT:
dermal blood vessels _____

A

DILATE [enlarge]

33
Q

If the body is TOO HOT:
vessels carry more blood to the surface so heat [excess] ____

A

CAN escape.

34
Q

If the body is TOO COLD:

Dermal blood vessels ______

A

CONSTRICT [narrows/close]

35
Q

If the body is TOO COLD:

vessels carry less blood to the surface so heat ________

A

CANNOT escape.

36
Q

the body excretes EXCESS substances such as that water, salt, fatty substances, and urea

A

EXCRETORY FUNCTION

37
Q

removes waste [passive]

A

Excretion

38
Q

moves materials [active]

A

Secretion

39
Q

sweat help in the thermoregulation of the body.

A

SECRETORY FUNCTION

40
Q

sebum makes skin smooth.

A

SECRETORY FUNCTION

41
Q

Water balance:
skin serves as a useful means of regulating the water balance of the body by ______ [sweating]

A

perspiration

42
Q

Sweat Glands:
sweat = ____

A

water

43
Q

sebum = oil/waxy substance

A

Sebaceous Glands

Histology (37 decks)

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