Which of the following is the principal hardening ingredient of the hair and nails?
a) Merkel cell
b) Melanin
c) Sebaceous gland
d) Keratin
The nurse notes that the patient demonstrates generalized pallor and recognizes that this finding may be indicative of
a) Albinism
b) Anemia
c) Vitiligo
d) Local arterial insufficiency
What physiological conditions are contraindicated for using heat as a therapy? (Select all that apply.)
1. The first 24 hours of injury
2. Active hemorrhage
3. Noninflammatory edema
4. Localized malignant tumor
A client has a diabetic stasis ulcer on the lower leg. The nurse uses a hydrocolloid dressing to cover it. The procedure for application includes:
1. Cleaning the skin and wound with betadine
2. Removing all traces of residues for the old dressing
3. Choosing a dressing no more than quarter-inch larger than the wound size
4. Holding in place for one minute to allow it to adhere
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