NUR 2206 Midterm terms

1. friction
Answer
two surfaces rub together damaging superficial blood vessels
2. shearing
Answer
one layer of tissue slides over anotherseparating skin from underlying layers;skin can stick to
sheets and when pulled up in bed/lifted, you can have a tear
3. risk factorsfor pressure ulcer/injury
Answer
immobility, nutrition and hydration, mois- ture, mental status, age
4. reactive hyperemia
Answer
blanchable reddening of skin that occurs when pressure is removed
5. pressure
Answer
want to decrease pressure and increase blood flow
6. desiccation
Answer
want wounds moist
7. maceration
Answer
over hydration of cells can impairskin integrity (don't beTOO moist)