Which statement concerning the pathophysiology of multiple sclerosis (MS) is true?
A. Poor cellular repair mechanisms support the proliferation of dysfunctional neu-rons.
B. The autoimmune response causes damage to unmyelinated nerve fibers.
C. Degeneration of axonal bodies interferes with signal transmission.
D. Damage to the myelin sheath causes an inflammatory response.
D
In MS, the myelin sheath is damaged leading to an inflammatory response.
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What statement is true regarding oral care of patients on anticoagulants?
a. Use an electric toothbrush daily. b. Avoid oral care. c. Use mouthwash only. d. Use a soft-bristled toothbrush.
Which skin diseases are found more commonly in light-skinned than in dark-skinned individuals?
a. keloid formation and acne keloidal folliculitis b. dermatosis papulosa nigra and seborrheic dermatitis c. squamous and basal cell carcinoma, and actinic keratosis d. hypopigmented sarcoidosis and granulomatous skin lesions
The nurse caring for a client with renal failure will question the use of a usual dose of which medication?
1. Digoxin (Lanoxin) 2. Cholestyramine (Questran) 3. Fluvastatin (Lescol) 4. Benzylpenicillin (penicillin G)
The pharmacy supplies phenytoin (Dilantin) 125 mg/5 mL. How many milliliters would you
administer to correctly fulfill the order of 100 mg per dose? What will be an ideal response?