Ch. 33 (Skin Integrity & Wound Care) Flashcards
1
Q
What layer of hte skin contains blood supply, nerve endings, glands and hair follicles?
A
dermis
2
Q
What are the main principles of wound healing?
A
- skin is first line of defense
- good hand hygiene
- body responds systematically
- adequate blood supply is essential
- state of health & proper nutrition can affect healing
3
Q
What causes skin alterations?
A
- thin or obese people
- fluid loss/dehydration
- excessive perspiration
4
Q
What are the phases of wound healing?
A
- hemostasis - vasoconstriction, coagulation, exudate is formed (swelling & pain), increased perfusion (heat & redness)
- inflammatory - vasodilation, WBCs
- proliferation - re-epithelialization, angiogenesis, foundation for scar tissue
- maturation - collagen remodeling, scar tissue
5
Q
What are the processes of wound healing?
A
- primary intention (surgical, risk of infection is low)
- secondary intention (filled w/scar tissue, longer healing, higher risk of infection, loss of tissue function is permanent)
6
Q
What are some nutritional needs for wound healing?
A
- vitamin A, C
- calories
- protein
7
Q
What drugs or therapies can affect wound healing?
A
- corticosteroid drugs
- postoperative radiation therapy
- anti-inflammatory drugs
- antineoplastic drugs
