NUR500 Immunity, Inflammation and Wound Healing, Infection, and Integumentary System Questions – 100% Correct, Expert-Verified Answers with A+ Grade Assurance

NUR500 Immunity, Inflammation and
Wound Healing, Infection, and
Integumentary System Questions –
100% Correct, Expert-Verified
Answers with A+ Grade Assurance
Layers of skin ANSW ✔✔ epidermis, dermis, hypodermis



Function of skin ANSW ✔✔ -protection

-prevents penetration
-perception
-temperature regulation
-identification
-communication
-wound repair
-absorption and excretion
-production of vitamin D



Characteristics of innate immunity ANSW ✔✔ 1. Relatively low specificity

2. Limited diversity
3. Relatively stereotypic
4. Does not generate memory
5. Recognition of self
6. First line of defense



Inflammatory response ANSW ✔✔ nonspecific defense against infection/injury,
characterized by redness, heat, swelling, and pain



Mechanisms of wound healing ANSW ✔✔ -Hemostasis (coagulation and infiltration)

, -Inflammatory (Clean wound, create scab)
-Proliferative (New tissues/capillaries forming)
-Remodeling (New skin formed)



Delayed wound healing factors ANSW ✔✔ Anemia

Hypoperfusion
Smoking
Poor diet
Not offloading pressure point
Infection
Stress
Diabetes
Obesity
Medications
Alcoholism



Development of chronic wounds ANSW ✔✔ -Repeated trauma

-Diabetes (impaired healing, neuropathy, stiffer blood vessels)
-Limited mobility
-Edema



Compare and contrast the immune systems in newborns and the elderly ANSW ✔✔ Same-
Increased risk of illness due to weaker immunity
Elderly immune systems are weaker to infection and less likely to support wound healing



Humoral immunity ANSW ✔✔ specific immunity produced by B cells that produce
antibodies that circulate in body fluids