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TIMBY MED-SURG CHAPTER 66 (FINAL)
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TIMBY MED-SURG CHAPTER 66 (FINAL)
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TIMBY MED/SURG CHAPTER 66 (FINAL)A burn is a traumatic injury to the skin and underlying tissue what types of burns are
there ? - answers- heat, chemical, electrical
What is the most severe type of burn ? - answers- electrical
The immediate initial cause of cell damage is ? - answers- heat
The severity of a burn is related to what? - answers- 1. The temperature of the heat
source
2. The duration of contact
3. The thickness of tissue exposed to heat source
4. The location of the burn
What location of the body is the highest risk for infection? - answers- perineal area
Burns on the neck, face, and chest at risk for? - answers- impaired ventilation
Thermals burns cause what? - answers- cause protein in the cell to coagulate
Chemicals burns cause what? - answers- strong acids, bases and organic compounds
yield heat during a reaction with the substance in the cells and tissues
Electrical burns put patients at risk for what? - answers- cardiac dysrhyhmias
The initial burn is affected by what process? - answers- inflammation process
Burn depth is determined by - answers- assessing the color, characteristics of skin and
sensation of area injured
Superficial burn - answers- similar to sunburn, epidermis is injured, dermis in
unaffected, burn is red and painful, heal in less then 5 days
Superficial partial thickness burns - answers- , depends on how much the dermis is
damaged,
(superficial partial thickness burns) - heals within 14 days, some pigment change, no
scarring, no surgical interventions
Deep partial thickness burns - answers- depends on how bad the dermis is injured,
heals within 3 weeks, may need debridement , will be scarring, and need skin graft
Full thickness burns - answers- destroys all layers of skin, painless, tissue appears
charred and lifeless, if not debrided the wound can lead to sepsis, extensive scarring,
and contractures, skin graft needed b/c skin is no longer able to regenerate itself
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