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BS Nursing Pharmacology-I
nmdcat.online June 6, 2026

20. A nurse is preparing to administer an intramuscular (IM) injection. What is the most appropriate needle gauge and length for an adult patient in the deltoid muscle?

A. 18-gauge, 1-inch
B. 20-gauge, 1.5-inch
C. 23-gauge, 1-inch
✓
D. 25-gauge, 5/8-inch

📖 Additional Information

  • 18-gauge, 1-inch
  • 20-gauge, 1.5-inch
  • 23-gauge, 1-inch
  • 25-gauge, 5/8-inch

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