wound care Flashcards

1
Q

acute wound

A

intentional (surgery) or unintentional (burns, gunshot wounds)

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2
Q

lacerations

A

tears in skin (cuts) due to sharp objects or mechanical forces (ripping tape off skin)

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3
Q

wound color changes from?

A

red–>pink–> pale pink

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4
Q

exudate

A

fluid (plasma) secreted by body during inflammatory stage of healing

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5
Q

what is MASD?

A

moisture-associated skin damage (released when skin is exposed to irritants (pee, poop, sweating)

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6
Q

MASD is a form of what?

A

dermatits

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7
Q

what leads to chronic wounds?

A

(with acute wounds) cond. alter blood flow

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8
Q

who is at risk for chronic wounds?

A

diabetes, peripheral artery disease, immunosuppressed, immobilized

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9
Q

what are the 3 chronic lower extremity wounds?

A

venous disease, arterial, neuropathic

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10
Q

serous

A

thin watery wound drainage

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11
Q

serosanguineous

A

watery drainage w/blood

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12
Q

sanguineous

A

bloody wound drainage

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13
Q

purulent

A

green/yellow wound drainage

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14
Q

what does purulent indicate?

A

infection

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15
Q

shearing (sitting) is associated with?

A

pressure injury

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16
Q

pressure injuries can also be caused by?

A

medical devices (cath., oxygen tubing, wound drain)

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17
Q

what is a risk of an occipital pressure injury?

A

tightly braided hair

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18
Q

bed fast

A

like bed ridden

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19
Q

shear force is?

A

2 layers of tissue are pulled in opposite directions

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20
Q

pressure is?

A

continuous force exerted on or against object

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21
Q

Malnutrition and low albumin levels leads to?

A

greater risk for developing pressure injuries

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22
Q

hypoperfusion is?

A

low oxygen levels due to low circulation

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23
Q

braden scale is?

A

rates pt risk for pressure ulcers

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24
Q

stage 1 pressure injury

A

non-blanchable erthema

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25
stage 2 PI
parital thickness skin loss (pink tissue seen) in dermis
26
stage 3
full thickness skin loss (granulation tissues: new skin tissue on wound)
27
stage 4 full thickness skin/tissue loss
bone, muscle, tendons are seen, dead tissue is seen (pass sub q)
28
once eschar is removed?
back to stage 4 or 3 PI
29
for wound healing to occur, what type of dressing do u need?
moist
30
example of open dressing?
gauze bandage
31
semi open dressing have how many layers?
3
32
when are films used?
covering superficial wounds with minimal exudate (fluid)
33
flims allow?
mositure to evaporate while maintain a most wound bed
34
when are hydrocolloid dressing used?
small abrasions, superficial burns, PI (maintain moist bed and growth of new tissue)
35
what dressing does not stick to the wound bed?
polymeric membranes
36
alginate dressings
for mod-high leaky wounds high absorption
37
when are wound drains used?
reduce of accumulation of air, testin
38
closed systems are more likely to
become contaminated with bacteria
39
hematoma is?
Accumulation of blood in the body.
40
seeroma is?
Accumulation of serous fluid.
41
penrose drain uses?
gravity no collection chamber
42
satured dressing means?
absorbed alot of fluid
43
bottle drain is?
silicone drain with a bottle that is used when the amount of drainage is large
44
portable wound bulb suction device
as a bulb drain, contains a flexible plastic bulb that connects to a plastic drainage tube
45
skin adhesives are not?
used on joints
46
what are the 3 stages of wound care?
hemostatic/inflammatory phase, proliferative, remodeling
47
what happens in hemostatic phase?
1) blood vessels constrict, damaged tissue releases proteins to triggers blood clotting 2) histamine releases: vascodilation, increased cap. permeability
48
when getting a culture from a wound you should not?
don't touch swab surrounding tissue
48
remodeling phase is?
collagen replaced with stronger one, myofiberoblasts secrete protein (pulls open wound closed)
48
what happens in prophetical phase?
dead skin is made, blood supply improves, collagen strenthens the wound
49
why shouldn't we use wet to dry dressing not be used?
can cause tissue damage and linked to higher infection rates
50
hydrocolloid dresses should not be used when?
presence of infection, tunneling or undermining
51
Transparent dressings should not be used on?
wounds with exudate
52
when is a wet gauze used?
wound packing when cont. debridement i needed
52
where are langerhans cells found?
epidermis
52
what do langerhans cells do?
ingest foreign antigens --> present lymphocytes--> trigger localized non-systemic immune response in epidermis
53
what contributes to skin and hair color?
epidermal layer contains cells (ex. melanocytes)
54
what dressing may develop a foul-smelling yellow film?
hydrocolloid (can cause dermaitis)
55
who has a risk of getting tissue integrity?
pt with fractures
56
second healing is?
wound is left open to heal and granulation tissues form, long time to heal
57
when are foam dressing used?
mild-mod. drainage
58
maceration
softening and breakdown of the skin due to TOO much moisture
59
what is granulation tissue?
new tissue that forms on surface of wound (sign of healing)
60
primary intention?
little/no tissue loss, surgical incision, low infection, (ex: staples, sutures, glue)
61
what is an example of secondary healing?
pressure injury (left open)
62
tertiary intention example?
abdominal wound (is deep)
63
why do we use hydrocolloid dressing?
to keep granulating bed moist (prevents evaporation)
64
what system speeds up tissue generation?
vacuum-assited closure system