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 :

💠Step 1: Identify the prescribed dose:

5,000 units

💠 Step 2: Identify the concentration from the vial:

10,000 units/mL

💠 Step 3: Use the formula:

5,000 units ÷ 10,000 units/mL

0.5 mL

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Answer 2

Correct Answers:

4.7

Rationale :

💠Step 1: Identify the prescribed dose:

140 mg

💠 Step 2: Use the given concentration after reconstitution:

30 mg/mL

💠 Step 3: Calculate the volume to administer:

140 mg ÷ 30 mg/mL

4.67 mL, rounded to 4.7 mL

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Answer 3

Correct Answers:

100

Rationale :

🔵Step 1: Identify the total volume to be infused:

150 mL

🔵 Step 2: Convert infusion time to hours:

90 minutes ÷ 60

1.5 hours

🔵 Step 3: Use the formula:

mL/hour = Volume ÷ Time

150 mL ÷ 1.5 hr

100 mL/hour

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Answer 4

Correct Answers:

3

Rationale :

🔷 Step 1: Identify the total prescribed dose:

120 mg

🔷 Step 2: Identify the recommended administration rate:

40 mg/minute

🔷 Step 3: Calculate the infusion time:

120 mg ÷ 40 mg/min

3 minutes

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Answer 5

Correct Answers:

1

Rationale :

🔶Step 1: Determine the concentration from the vial label:

4 mg in 2 mL

2 mg/mL

🔶Step 2: Use the formula:

2 mg ÷ 2 mg/mL

1 mL

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Answer 6

Correct Answers:

2.4

Rationale :

🔷Step 1: Convert the available dose from grams to milligrams.

1 gram = 1,000 mg

🔷Step 2: Calculate the concentration after reconstitution.

1,000 mg ÷ 3.0 mL

333.3 mg/mL

🔷 Step 3: Determine the volume needed for 800 mg.

800 mg ÷ 333.3 mg/mL

2.4 mL

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Answer 7

Correct Answers:

0.9

Rationale :

🔶Step 1: Calculate the volume for hydromorphone:

4 mg ÷ 10 mg/mL

0.4 mL

🔶 Step 2: Calculate the volume for hydroxyzine:

25 mg ÷ 50 mg/mL

0.5 mL

🔶 Step 3: Add both volumes together:

0.4 mL + 0.5 mL

0.9 mL

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Answer 8

Correct Answers:

440

Rationale :

✴Step 1: The total volume of the pantoprazole infusion is

110 mL.

✴ Step 2: Convert the infusion time from minutes to hours:

15 minutes ÷ 60

0.25 hours

✴ Step 3: Calculate the rate using:

110 mL ÷ 0.25 hr

440 mL/hour

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Answer 9

Correct Answers:

8

Rationale :

📘Step 1: Determine how many doses are given in 24 hours.

Every 6 hours = 4 doses per day

📘 Step 2: Each dose is 800 mg

total daily dose = 800 mg × 4

3,200 mg

📘 Step 3: Each tablet is 400 mg

3,200 mg ÷ 400 mg/tablet

8 tablets per day

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Answer 10

Correct Answers:

60

Rationale :

🔷Step 1: Convert the child’s weight from pounds to kilograms.

66 lb ÷ 2.2 = 30 kg

🔷 Step 2: Multiply by the prescribed dose per kg.

2 mg/kg × 30 kg

60 mg per dose

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HESI-RN Dosage Calculation V

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 Calculation V

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.)