A nurse is teaching a group of nurses about neuropharmacology. The nurse asks which classes of drugs act by reducing axonal conduction. Which response by a participant is correct?
a. Antihypertensives
b. Antipsychotics
c. Local anesthetics
d. Antidepressants
ANS: C
Local anesthetics are the only drugs shown to work by reducing axonal conduction. Antihypertensives, antipsychotics, and antidepressants do not act by reducing axonal conduction.
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An HIV-positive child has low titers after a measles vaccination. She has now been exposed to the disease. Which action by the nurse is most appropriate?
A. Administer prophylactic antibiotics. B. Place the child in protective isolation. C. Prepare to administer immunoglobulin. D. Repeat the vaccination as soon as possible.
28 is the common denominator with which other number below?
1. 14 2. 12 3. 11 4. 13
When entering the room of an older adult to insert a catheter, what would be the most effective approach by the nurse?
a. Touch the patient and say, "I need to insert this catheter." b. Approach the bed, turn back the cover, and announce, "The doctor wants a urine specimen." c. Open catheter tray at bedside, turn back the cover, and say, "Is it okay to put a tube in your bladder?" d. Introduce yourself at the door and ask, "May I insert this catheter for a urine specimen?"
The clinic nurse is evaluating lab results for a child. What recorded hematocrit (Hct) result is considered within the normal range?
a. 30% b. 40% c. 50% d. 60%