Medication Questions and Answers

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NCLEX Foundations -Parenteral Medication Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

A nurse is preparing to administer an intramuscular injection into the deltoid muscle. What is the maximum volume that should be administered at this site?

• 5 mL

✔✔ B. 1 mL

• 3 mL
• 10 mL

A nurse is administering a subcutaneous injection of insulin. Which site is most commonly used?

• Dorsogluteal

✔✔ B. Abdomen

• Deltoid
• Vastus lateralis

A patient asks why the medication is being given via intramuscular route instead of oral. The

nurse explains this is because: 1 / 3

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• It’s less expensive

✔✔ B. It allows for faster absorption

• It prevents pain
• It is easier to self-administer

Which needle size is most appropriate for a subcutaneous injection?✔✔ A. 25-gauge, ⅝ inch

• 18-gauge, 1½ inch
• 20-gauge, 2 inch
• 16-gauge, ½ inch

Which of the following is a proper angle for an intramuscular injection?

• 15 degrees
• 30 degrees

✔✔ C. 90 degrees

• 45 degrees

Which parenteral route involves injecting medication into the fatty tissue just below the skin? 2 / 3

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• Intramuscular

✔✔ B. Subcutaneous

• Intravenous
• Intradermal

What is the Z-track method used for?

• Drawing up medication

✔✔ B. Preventing medication leakage into subcutaneous tissue

• Identifying the injection site
• Reducing needle stick injury

A nurse is preparing to give heparin subcutaneously. Which of the following actions is appropriate?

• Aspirate before injection
• Rub the site after injection

✔✔ C. Do not aspirate or massage the site

• Inject at a 15-degree angle
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