Which histamine receptor is blocked by the action of an antihistamine?
A. H1 receptor site
B. B1 receptor site
C. B2 receptor site
D. H2 receptor site
Answer: A
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Your client is at risk for disuse syndrome. Which nursing intervention is the most important to prevent the complications of disuse?
1. prevent shear 2. decrease friction and excoriation 3. maintain body alignment 4. institute progressive activity
The client is to receive 1000 mL of D5W at 100 mL/hr. The drop factor is 10 drops/mL. The nurse adjusts the flow rate to deliver how many drops per minute? (Enter the answer in the space provided.)
What will be an ideal response?
Which of the following presents on the ECG as chaotic indistinguishable waves caused by multiple ectopic and reentry paths originating from many different areas in the ventricle walls, yet has no recognizable rhythm or pattern??
A) Ventricular tachycardia B) Premature ventricular complex C) Idioventricular rhythm D) Ventricular fibrillation
Chee is a 15-month-old male whose screening hemoglobin is 10.4 g/dL. Treatment for his anemia would be:
1. 18 mg/day of iron supplementation 2. 6 mg/kg per day of elemental iron 3. 325 mg ferrous sulfate per day 4. 325 mg ferrous sulfate tid