ATI LPN
ATI LPN Pharmacology Exam Questions
Extract:
Question 1 of 5
Who is the primary authority source for drug standards in the United States?
Correct Answer: B
Rationale: FDA regulates drug safety, efficacy, and standards.
Question 2 of 5
A nurse is preparing to administer clindamycin palmitate 225 mg PO to a client. Available iS clindamycin palmitate oral suspension 75 mg/5 mL. How many mL should the nurse administer? (Round to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: D
Rationale: Volume = 225 mg × (5 mL / 75 mg) = 15 mL.
Question 3 of 5
Which method are for administering drugs by parenteral routes? (Select all that apply.)
Correct Answer: A,B,D,E
Rationale: A: Subcutaneous injects into fat tissue. B: Intramuscular injects into muscle. D: Intradermal injects into dermis. E: Intravenous injects into veins—all bypass the digestive system. C is incorrect as nasogastric is enteral, not parenteral.
Question 4 of 5
A nurse is preparing to administer hydrocortisone 100 mg IM daily to a client. Available is hydrocortisone 250 mg/2 mL. How many mi should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if applies. Do not use a trailing zero.)
Correct Answer: B
Rationale: Volume = 100 mg × (2 mL / 250 mg) = 0.8 mL.
Question 5 of 5
A nurse is reinforcing teaching with a group of nurses about the administration of nitroglycerin. Which of the following routes of administration provides the most rapid onset for the client?
Correct Answer: D
Rationale: Sublingual nitroglycerin bypasses digestion, acting within 1-3 minutes.