1. Right Answer: C
Explanation: (A) A volume control set has a chamber that permits the administration of compatible drugs. (B) Air may enter a volume control set when tubing is not adequately purged. (C) A volume control set allows the nurse to control the amount of fluid administered over a set period. (D) Contamination of volume control set may cause phlebitis.
2. Right Answer: C
Explanation: (A) Humulin N cannot be administered IV. (B) NPH insulin cannot be administered IV. (C) Regular insulin is the only insulin that can be administered IV. (D) Lente insulin cannot be administered IV.
3. Right Answer: A
Explanation: (A) 1 mg = 0.1 mL, then 0.5 mL X= 55 mg. (B) Thisanswer is a miscalculation. (C) This answer is a miscalculation. (D) This answer is a miscalculation.
4. Right Answer: C
Explanation: (A) This answer is a miscalculation. (B) This answer is a miscalculation. (C) 1.33 mEq = 1 mL, then 1.5 mL X=1.99, or 2 mEq. (D) Information is adequate for calculation.
5. Right Answer: D
Explanation: (A) This answer is a miscalculation. (B) This answer is a miscalculation. (C) This answer has not been rounded off to an even number. (D) 20.8, or 21 gtt/min.
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