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NUR 280 ( LATEST 2024 / 2025 ) EXAM 2 | COMPLETE QUESTIONS & ANSWERS (SOLVED) 100% CORRECT
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NUR 280 ( LATEST 2024 / 2025 ) EXAM 2 | COMPLETE QUESTIONS & ANSWERS (SOLVED) 100% CORRECT
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NUR 280 Exam 21. Wound healing is regulated by
Answer
1. Chemokines
2. Cytokines
3. Growth factor
4. Proteases
2. What are the four phases of wound healing?
Answer
1. Hemostasis
2. Inflammation
3. Proliferation
4. Remodeling
3. During Phase 1 (hemostasis)
Answer
Clotting and growth factors are released
4. During Phase 2 (inflammation)
Answer
Vasodilatation, increased perfusion and capillary permeability (causes redness), chemotaxisand
cellular activity (neutrophils attack bacteria, platelets to wound site, macrophages eat debris)
,5. During Phase 3 (proliferation)
Answer
Vascular tissue restored and granulation tissue fills deficit; fibroblasts make new collagen; high
O2 demand
6. During Phase 4 (remodeling)
Answer
Collagen fibers strengthen; can last 2 years; only ever reach 80% of original strength
7. Trauma
Answer
Injury/wound
8. Venous hypertension
Answer
Leaky valves allow buildup of pressure in veins
9. Lymphedema
Answer
Swelling of extremity due to obstructed lymph channel, nonpitting
10. Vasculitis
Answer
,An inflammation of the blood vessels that causes changes in the blood vessel walls
11. Malignant
Answer
Spreads
12. Surgical dehiscence
Answer
Wound ruptures open along incision
13. Arterial insufficiency
Answer
Slow or stop of blood flow through the arteries
14. Pressure ulcers occur on
Answer
Bony areas due to pressure, friction, or shear
15. Arterial ulcer
Answer
A wound that won't heal due to decreased blood flow
16. Claudication
, Answer
Limping
17. Wet gangrene
Answer
Tissue necrosis associated with infection requires emergent debridement and drainage, followed
by revascularization
18. Dry gangrene
Answer
Necrosis not invasive; doesn't produce sepsis unless infected; revascularization performed first
before amputating
19. Dual venous system
Answer
Superficial saphrenous system and deep venous system
20. Venous ulcers caused by
Answer
Failure of calf muscle to pump or valve incompe- tence
21. Venous Leg Ulcer
Answer
Veins dilate and leak blood and serum into interstitial tissue; ulcers always associated with
edema
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