MACE Dosage Calculations & Measurement Accuracy 2 — Questions and Answers
Question 1: A physician orders 750 mg of a medication. The tablets available are 250 mg each. How many tablets should be administered?
- 1 tablet
- 2 tablets
- 3 tablets (Correct answer)
- 4 tablets
Correct answer: 3 tablets
750 mg ÷ 250 mg per tablet = 3 tablets.
Question 2: A medication order reads: 0.5 g. The medication is labeled 500 mg per tablet. How many tablets should be given?
- 0.5 tablet
- 1 tablet (Correct answer)
- 2 tablets
- 1.5 tablets
Correct answer: 1 tablet
0.5 g = 500 mg, and 500 mg ÷ 500 mg = 1 tablet.
Question 3: The doctor orders 30 mL of a liquid medication. How many teaspoons is this equivalent to?
- 2 teaspoons
- 4 teaspoons
- 6 teaspoons (Correct answer)
- 8 teaspoons
Correct answer: 6 teaspoons
1 teaspoon = 5 mL, so 30 mL ÷ 5 mL = 6 teaspoons.
Question 4: A resident is to receive 1.5 tablespoons of a liquid supplement. How many milliliters should be measured?
- 10 mL
- 15 mL
- 22.5 mL (Correct answer)
- 30 mL
Correct answer: 22.5 mL
1 tablespoon = 15 mL, so 1.5 tablespoons × 15 mL = 22.5 mL.
Question 5: Which measurement tool should be used to measure 7.5 mL of a liquid medication most accurately?
- A kitchen teaspoon
- A tablespoon
- A calibrated oral syringe (Correct answer)
- A drinking cup
Correct answer: A calibrated oral syringe
A calibrated oral syringe provides the most precise measurement for liquid medications.
Question 6: A medication order states: give 2.5 mL of amoxicillin suspension 250 mg/5 mL. What dose in mg will the resident receive?
- 62.5 mg
- 100 mg
- 125 mg (Correct answer)
- 250 mg
Correct answer: 125 mg
250 mg / 5 mL = 50 mg/mL; 50 mg/mL × 2.5 mL = 125 mg.
Question 7: A resident's order reads: ibuprofen 400 mg. On hand are 200 mg tablets. What is the correct number of tablets to administer?
- 0.5 tablet
- 1 tablet
- 2 tablets (Correct answer)
- 4 tablets
Correct answer: 2 tablets
400 mg ÷ 200 mg per tablet = 2 tablets.
MACE Dosage Calculations & Measurement Accuracy 2
A physician orders 750 mg of a medication.
The tablets available are 250 mg each.
How many tablets should be administered?