Question

Heparin 5,000 units IV is prescribed as a loading dose, to be administered over 5 minutes for a client with thrombophlebitis. The vial is labeled, "10,000 units/mL." How many ml. should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest tenth.)

Answer 1

Correct Answers:

0.5

Rationale :

🔴Prescribed dose 5,000 units

🔴Available concentration 10,000 units/mL

🔴Required volume

5000 units/10000 units/mL

0.5 mL

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Answer 2

Correct Answers:

4.7

Rationale :

🟠 Prescribed dose 140 mg

🟠 Concentration after reconstitution 30 mg/mL

🟠 Required volume

140 mg/30 mg/mL

4.666 mL

🟠 Rounded to the nearest tenth

4.7 mL

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Answer 3

Correct Answers:

100

Rationale :

🟡Total volume to infuse 150 mL

🟡Infusion time 90 minutes = 1.5 hours

🟡 Formula

150 mL/1.5 hr

100 mL/hr

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Answer 4

Correct Answers:

3

Rationale :

🔵Total prescribed dose 120 mg

🔵Recommended rate 40 mg/minute

🔵Time required

120 mg/40 mg/min

3 minutes

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Answer 5

Correct Answers:

1

Rationale :

🟢 Prescribed dose 2 mg

🟢 Available concentration 4 mg / 2 mL = 2 mg/mL

🟢Required volume

2 mg/2 mg/mL

1 mL

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Answer 6

Correct Answers:

2.4

Rationale :

🟣 Available dose after reconstitution1 gram (1,000 mg) in 3.0 mL

🟣 Prescribed dose 800 mg

🟣 Required volume

800 mg/1000 mg×3.0 mL

2.4 mL

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Answer 7

Correct Answers:

0.9

Rationale :

🔵Step 1: Identify what’s available and required

Hydromorphone: Prescribed 4 mg, available as 10 mg/mL

Hydroxyzine: Prescribed 25 mg, available as 50 mg/mL

🔵 Step 2: Use the volume–dose proportion formula for each drug

Hydromorphone calculation:

Volume (mL)=(Desired dose/Available concentration)

4/10

0.4 mL

Hydroxyzine calculation:

Volume (mL) =25/50

0.5 mL

🔵 Step 3: Add both medication volumes

Total volume=0.4 mL+0.5 mL

0.9 mL

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Answer 8

Correct Answers:

440

Rationale :

🔵Total volume: 110 mL

🔵 Infusion time: 15 minutes = 0.25 hours

🔵 Step 1: Use the formula:

mL/hour=Total volume/Infusion time (hours)

110/0.25

440

🔵 Step 2: Round to the nearest whole number:

440 mL/hour

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Answer 9

Correct Answers:

8

Rationale :

✅ Step 1: Doses per day:

24÷6

4 doses

✅ Step 2: Tablets per dose:

800÷400

2 tablets

✅ Step 3: Total tablets per day:

4×2

8 tablets

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Answer 10

Correct Answers:

59

Rationale :

🟢 Step 1: Convert weight from pounds to kilograms

66 lb×0.45

29.7 kg

🟢 Step 2: Use the dose formula

Dose=Weight (kg)×Dose per kg

29.7 kg×2 mg/kg

59.4 mg

🟢 Step 3: Round to the nearest whole number

59

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Hesi-RN Dosage Quiz

No.

1 :
Heparin 5,000 units IV is prescribed as a loading dose, to be administered over 5 minutes for a client with thrombophlebitis. The vial is labeled, "10,000 units/mL." How many ml. should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest tenth.)

3 :
The healthcare provider prescribes ganciclovir 375 mg intravenously (IV) every 12 hours to infuse over 90 minutes. The pharmacy delivers ganciclovir 375 mg in a 150 mL IV bag. How many mL/hour should the nurse program the infusion pump? (Enter a whole number only.)

5 :
A client receives a prescription for a single dose of midazolam 2 mg IV to be administer before a scheduled procedure. The vial is label, "4 mg/2 mL." How many mL should the nurse administer? (Enter numerical value only.)

9 :
The healthcare provider prescribes acyclovir 800 mg by mouth (PO) every 6 hours for an adolescent with chicken pox. The medication is available in 400 mg tablets PO. How many tablets should the nurse administer to the client every 24 hours? (Enter the numeric value only.)

10 :
A 9-year-old child who weighs 66 lb is to receive gentamicin sulfate 2 mg/kg/dose every 8 hours for an Escherichia coli urinary tract infection. How many mg per dose should this child receive? (Enter numeric value only.)

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Hesi-RN Dosage Quiz

No.

1 : Heparin 5,000 units IV is prescribed as a loading dose, to be administered over 5 minutes for a client with thrombophlebitis. The vial is labeled, "10,000 units/mL." How many ml. should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest tenth.)

3 : The healthcare provider prescribes ganciclovir 375 mg intravenously (IV) every 12 hours to infuse over 90 minutes. The pharmacy delivers ganciclovir 375 mg in a 150 mL IV bag. How many mL/hour should the nurse program the infusion pump? (Enter a whole number only.)

5 : A client receives a prescription for a single dose of midazolam 2 mg IV to be administer before a scheduled procedure. The vial is label, "4 mg/2 mL." How many mL should the nurse administer? (Enter numerical value only.)

9 : The healthcare provider prescribes acyclovir 800 mg by mouth (PO) every 6 hours for an adolescent with chicken pox. The medication is available in 400 mg tablets PO. How many tablets should the nurse administer to the client every 24 hours? (Enter the numeric value only.)

10 : A 9-year-old child who weighs 66 lb is to receive gentamicin sulfate 2 mg/kg/dose every 8 hours for an Escherichia coli urinary tract infection. How many mg per dose should this child receive? (Enter numeric value only.)

1 :
Heparin 5,000 units IV is prescribed as a loading dose, to be administered over 5 minutes for a client with thrombophlebitis. The vial is labeled, "10,000 units/mL." How many ml. should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest tenth.)

3 :
The healthcare provider prescribes ganciclovir 375 mg intravenously (IV) every 12 hours to infuse over 90 minutes. The pharmacy delivers ganciclovir 375 mg in a 150 mL IV bag. How many mL/hour should the nurse program the infusion pump? (Enter a whole number only.)

5 :
A client receives a prescription for a single dose of midazolam 2 mg IV to be administer before a scheduled procedure. The vial is label, "4 mg/2 mL." How many mL should the nurse administer? (Enter numerical value only.)

9 :
The healthcare provider prescribes acyclovir 800 mg by mouth (PO) every 6 hours for an adolescent with chicken pox. The medication is available in 400 mg tablets PO. How many tablets should the nurse administer to the client every 24 hours? (Enter the numeric value only.)

10 :
A 9-year-old child who weighs 66 lb is to receive gentamicin sulfate 2 mg/kg/dose every 8 hours for an Escherichia coli urinary tract infection. How many mg per dose should this child receive? (Enter numeric value only.)