Dosage Calculations Made Easy 8th Edition Test Bank | Exam Prep

DOSAGE CALCULATIONS MADE
EASY
SOLVING PROBLEMS USING
DIMENSIONAL ANALYSIS
8TH EDITION
• AUTHOR(S)GLORIA PEARL
CRAIG




TEST BANK

,Question 1 (Easy)
A nurse needs to administer acetaminophen 650 mg PO.
Available tablets are 325 mg each. How many tablets should the
nurse give?
A. 1 tablet
B. 1.5 tablets
C. 2 tablets
D. 3 tablets
Correct Answer: C
Rationale:
Step 1: Desired dose = 650 mg; Available = 325 mg/tablet
Step 2: 650 mg×1 tablet325 mg650 \, mg \times \frac{1 \,
tablet}{325 \, mg}650mg×325mg1tablet
Step 3: = 2 tablets
Medication Safety Note: Always verify tablet strength before
splitting or administering multiple tablets.


Question 2 (Easy)
Order: Amoxicillin 500 mg PO. Available: 250 mg/5 mL. How
many mL will the nurse administer?
A. 5 mL
B. 10 mL
C. 15 mL
D. 20 mL

,Correct Answer: B
Rationale:
Step 1: Desired = 500 mg; Available = 250 mg/5 mL
Step 2: 500 mg×5 mL250 mg500 \, mg \times \frac{5 \, mL}{250
\, mg}500mg×250mg5mL
Step 3: = 10 mL
Medication Safety Note: Use an oral syringe for accurate liquid
measurement.


Question 3 (Easy)
Convert 1.5 g to mg.
A. 150 mg
B. 1,500 mg
C. 15,000 mg
D. 150,000 mg
Correct Answer: B
Rationale:
Step 1: 1 g = 1000 mg
Step 2: 1.5×1000=15001.5 \times 1000 = 15001.5×1000=1500
mg
Step 3: = 1,500 mg
Medication Safety Note: Misplacing decimals can lead to
tenfold errors.

, Question 4 (Easy)
Order: Ibuprofen 400 mg PO. Available: 200 mg tablets. How
many tablets?
A. 1
B. 2
C. 3
D. 4
Correct Answer: B
Rationale:
Step 1: Desired = 400 mg
Step 2: 400 mg×1 tablet200 mg400 \, mg \times \frac{1 \,
tablet}{200 \, mg}400mg×200mg1tablet
Step 3: = 2 tablets
Medication Safety Note: Double-check high-frequency meds
like analgesics.


Question 5 (Easy)
Convert 2 teaspoons to mL.
A. 5 mL
B. 10 mL
C. 15 mL
D. 20 mL