Review Mode Assessment

End

No.

1 : 1A nurse is preparing to administer ceftazidime 40 mg/kg IV bolus every 8 hr to a school-age child who weighs 77 lb. Available is ceftazidime injection 40 mg/mL. How many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Divide by 5 to convert mL to tsp.

Correct Answers:

Rationale :

1 tsp = 5 mL, so 7.5 mL ÷ 5 = 1.5 tsp.

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2 : A nurse is preparing to administer 7.5 mL of ampicillin 250 mg oral suspension to a toddler who has otitis media. The nurse should recognize that 7.5 mL is equivalent to how many tsp? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Divide by 5 to convert mL to tsp.

Correct Answers:

Rationale :

1 tsp = 5 mL, so 7.5 mL ÷ 5 = 1.5 tsp.

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3 : A nurse is preparing to administer promethazine 15 mg 1M to a child. The amount available is promethazine 50 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.). Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Divide dose by concentration.

Correct Answers:

Rationale :

15 mg ÷ 50 mg/mL = 0.3 mL.

Distractor Analysis :

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4 : A nurse is preparing to administer 0.9% sodium chloride 100 mL IV to infuse over 15 min. The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Convert time to hours

Correct Answers:

Rationale :

(100 mL ÷ 15 min) × 60 min = 400 mL/hr

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5 : A nurse is preparing to administer buprenorphine 4 mcg/kg IV bolus to a child who weighs 74 lb. Available is buprenorphine injection 0.3 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest hundredth.). Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Convert mcg to mg and divide.

Correct Answers:

0.45

Rationale :

(74 lb ÷ 2.2) × 4 mcg/kg ÷ 300 mcg/mL = 0.45 mL.

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6 : A nurse is preparing to administer ketorolac 12 mg IV bolus to an adolescent. The amount available is ketorolac injection 15 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.). Use a leading zero if it applies. Do not use a trailing zero.)

Hint : divide dose by concentration.

Correct Answers:

Rationale :

12 mg ÷ 15 mg/mL = 0.8 mL.

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7 : A nurse is preparing to administer magnesium hydroxide 0.85 g PO to a school-age child. How many mg should the nurse administer? (Round the answer to the nearest whole number.). Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Multiply grams by 1000.

Correct Answers:

Rationale :

1 g = 1000 mg, so 0.85 g × 1000 = 850 mg.

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8 : A nurse is preparing to administer 0.33% sodium chloride 120 mL IV to infuse over 30 min to a preschooler. The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number.). Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Convert minutes to hours.

Correct Answers:

Rationale :

(120 mL ÷ 30 min) × 60 min = 240 mL/hr.

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9 : A nurse is preparing to administer gentamicin 2 mg/kg 1M to a school-age child who weighs 55 lb. Available gentamicin injection 40 is mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.). Use a leading zero if it applies. Do not use a trailing zero.)

Hint : Convert weight to kg first

Correct Answers:

Rationale :

(55 lb ÷ 2.2) × 2 mg/kg ÷ 40 mg/mL = 1.3 mL.

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10 : A nurse is administering azithromycin 10 mg/kg PO to a toddler who weighs 27 lb. Available is azithromycin suspension 200 mg/5 mL. How many mL should the nurse administer? (Round the answer to the nearest whole number.). Use a leading zero if it applies. Do not use a trailing zero.)

Correct Answer (mL) : 3

Hint : Convert weight and use proportions.

Correct Answers:

Rationale :

(27 lb ÷ 2.2) × 10 mg/kg ÷ (200 mg/5 mL) = 3 mL.

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Total Questions: 10

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RN Paediatrics Dosage Calculations Proctored Assessment 3.2

No.

2 : A nurse is preparing to administer 7.5 mL of ampicillin 250 mg oral suspension to a toddler who has otitis media. The nurse should recognize that 7.5 mL is equivalent to how many tsp? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)

3 : A nurse is preparing to administer promethazine 15 mg 1M to a child. The amount available is promethazine 50 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.). Use a leading zero if it applies. Do not use a trailing zero.)

4 : A nurse is preparing to administer 0.9% sodium chloride 100 mL IV to infuse over 15 min. The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

5 : A nurse is preparing to administer buprenorphine 4 mcg/kg IV bolus to a child who weighs 74 lb. Available is buprenorphine injection 0.3 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest hundredth.). Use a leading zero if it applies. Do not use a trailing zero.)

6 : A nurse is preparing to administer ketorolac 12 mg IV bolus to an adolescent. The amount available is ketorolac injection 15 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.). Use a leading zero if it applies. Do not use a trailing zero.)

7 : A nurse is preparing to administer magnesium hydroxide 0.85 g PO to a school-age child. How many mg should the nurse administer? (Round the answer to the nearest whole number.). Use a leading zero if it applies. Do not use a trailing zero.)

8 : A nurse is preparing to administer 0.33% sodium chloride 120 mL IV to infuse over 30 min to a preschooler. The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number.). Use a leading zero if it applies. Do not use a trailing zero.)

9 : A nurse is preparing to administer gentamicin 2 mg/kg 1M to a school-age child who weighs 55 lb. Available gentamicin injection 40 is mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.). Use a leading zero if it applies. Do not use a trailing zero.)

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