Nokea
A 150-lb man is to receive a medication based on milligrams/kilograms. He is to receive 1 mg/kg. What dosage should the nurse administer?
- A. 50 mg
- B. 68 mg
- C. 75 mg
- D. 80 mg
Correct Answer: B
Rationale: 2.2 lb equals 1 kg.
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When giving a tubal medication the nurse should flush the tubing with 30 to 50 __ of water.
Correct Answer: mL
Rationale: The water will enhance the absorption of the drug and also clear the tubing.
The order is for 100 mL to run over 8 hours as a "piggyback." The drop factor of the secondary unit is 15. The nurse should set the drop control to deliver __ gtts/min.
Correct Answer: 3
Rationale: 100 mL divided by 8 = 12.5 mL/h; (12.5 mL/h ? 15 gtts/mL) ÷ 60 min/h ? 3 gtts/min.
Lanoxin 0.125 mg is to be given. The nurse converts the dose to how many grams?
- A. 1.250 g
- B. 1250 g
- C. 0.000125 g
- D. 0.00125 g
Correct Answer: C
Rationale: Small, arrow to big, move the decimal point three places in the direction the arrow points; move decimal three places to the left.
What is 0.9% expressed as a decimal?
- A. 9
- B. 0.9
- C. 0.09
- D. 0.009
Correct Answer: D
Rationale: Remove the % and move the decimal point two places to the left.
When a patient comes into the emergency department with a narcotic overdose the nurse anticipates that the patient will be treated with Narcan. What drug classification is Narcan?
- A. Enhancer
- B. Substitute
- C. Control
- D. Antagonist
Correct Answer: D
Rationale: An antagonist is a drug that will block the action of another drug, such as Narcan with Demerol.