Pathophysiology Flashcards
Why does plasma seep out into the tissue?
Increased capillary permeability
When does the majority of plasma seeping out into the tissues occur?
First 24 hours
*worry about shock
Why does pulse increase?
FVD
Why does CO decrease?
FVD
Why does urine output decrease?
FVD
Why is epinephrine secreted?
Epi and norepi secretion make you peripherally vasoconstrictor, so blood is shunted to vital organs
Anytime systolic bp drops below 90 the client will not have what?
adequate organ perfusion
Why are ADH and aldosterone secreted?
- Retain Na and H2O
- Retain H2O with ADH
- therefore blood volume will up
Most common method to determine % of the body that is burned is called what?
Rule of 9’s
Rule of 9s means what?
- Head and neck: 9%
- Trunk: Front 18% and back 18 %
- Each Arm: 9%
- Genital: 1%
- Each Leg: 18%
Partial thickness burns are what degrees?
1st and 2nd
Full thickness burns are what degrees?
3rd and 4th
How does burn location determine severity? ex: face, neck or chest? hands, feet, joints, or eyes?
-could interfere with breathing
or
-could interfere with productivity
What are risk factors for complications from burns?
- heart, lung, or kidney disease
- pre-existing DM pr peripheral vascular disease (leg or foot may not heal well)
- Other injuries from burn
- very old or very young
Why do the very young or very old have a higher risk of mortality form a burn?
- skin is very thing and less subq fat, so burn can go deeper
- BSA less in very young
