Burns Flashcards Preview

PHTH 564 - ICU > Burns > Flashcards

Flashcards in Burns Deck (100)
Loading flashcards...
1

1st degree burns involve the ______

epidermis

2

2nd degree burns involve top layer and part of second layer (______)

dermis

3

___ degree burns will be blistered, red and swollen

2nd

4

______ patches may be evident in 2nd degree burns

white

5

3rd degree burns = ____ thickness burns

full

6

____ degree burns will look white or charred and the dead skin forms an _____

3rd; eschar

7

3rd degree burn sites may be painless (T/F)

TRUE

8

Burn severity and classification is determined by _____ and _____ ____ involved

depth; SA

9

Most common chart used in burn units for assessment of burn SA?

Lund and Browder

10

What comprises total body surface area in burn wound determination?

2nd degree + indeterminate + 3rd degree

11

Flame injuries may be associated with ______ injury and tend to be deep ______ or full thickness

inhalation; dermal

12

For ____ injuries, object must be extremely hot or contact abnormally long

contact

13

Contact injuries tend to be _____ dermal or ____ _____

deep; full thickness

14

_____ injuries = most common cause of burn injury in children

scald

15

Scald injuries can range from _______ to _____, often mixed

superficial; deep

16

High volt electrical burn = >_____ V

1000

17

Low volt electrical burn = < ____ V

1000

18

Things that are unique for electrical burns?

always have and exit wound; may have injury from current arc

19

Hypothermia injury causes a decrease in what 4 things ?

1. HR
2. CO
3. RR
4. BP

20

______ = localized body part freezing, compromised circulation

frostbite

21

2 most common burn injury mechanisms for adults?

1. fire / flame
2. scald

22

3 risk factor that increase mortality rate from burn?

1. increased age
2. increased burn size
3. presence of inhalation injury

23

3 zones in a burn?

1. zone of coagulation
2. zone of stasis
3. zone of hyperaemia

24

Zone of _____ = point of max damage; irreversible tissue loss due to coagulate of constituent proteins

coagulation

25

Zone of _____ = characterized by decreased tissue perfusion, potentially salvageable with good resuscitation

stasis

26

Zone of _____ = outermost zone, will recover unless there is severe sepsis of prolonged hypo perfusion

hyperaemia

27

There is an ____ in capillary permeability which leads to loss of ____ and _____ into interstitial compartments

increase; proteins; fluids

28

Increase in capillary permeability leads to edema and hypovolemia, which leads to _____ ______

peripheral vasoconstriction

29

Inadequate CO post burn leads to inadequate ______/______ perfusion

tissue/organ

30

Renal effects of burn = loss of fluids from _____ _____ cases renal vasoconstriction, decreased renal blood flow and _____

intravascular spaces; GFR