ATI LPN
ATI PN Custom Pharmacology Questions
Extract:
Question 1 of 5
A nurse is preparing to administer amoxicillin 300 mg PO. The amount available is amoxicillin oral solution 250 mg/5 mL. How many mL should the nurse administer? (Round the answer to the nearest tenth/whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: A
Rationale:
Step 1: 250 mg ÷ 5 mL = 50 mg/mL.
Step 2: 300 mg ÷ 50 mg/mL = 6 mL.
Question 2 of 5
Which phenomenon occurs in the body as a person ages?
Correct Answer: D
Rationale: Aging leads to a decrease in lean body mass due to changes in cells and tissues.
Question 3 of 5
Which symptom is the most common with a hypersensitivity reaction to a medication?
Correct Answer: A
Rationale: Urticaria (hives) is the most common symptom of hypersensitivity reactions.
Question 4 of 5
Which difference in pharmacokinetics does the nurse expect in the obese patient as compared with the thin patient with administration of a highly lipid-soluble drug?
Correct Answer: D
Rationale: In obese patients, lipid-soluble drugs accumulate in fat stores, slowing elimination due to increased volume of distribution and prolonged half-life.
Question 5 of 5
Which guideline does the nurse follow when administering oral medication to a preschool child?
Correct Answer: A
Rationale: A flavored drink rinse helps mask the medication taste, making it more acceptable for preschool children.