ATI RN
ATI NUR 229 Pharmacology Test 1 OEK Questions
Extract:
Question 1 of 5
A nurse is giving discharge instructions to a patient who has been ordered Guaifenesin (Mucinex) to take BID for 3 days after discharge. What response by the patient lets her know that he understands how to take his medication?
Correct Answer: C
Rationale: Guaifenesin is prescribed BID, meaning twice daily. Taking it with a full glass of water aids in thinning mucus.
Choice C correctly reflects the dosing frequency and administration method, indicating understanding.
Choice A is incorrect as guaifenesin promotes a productive cough.
Choice B misstates the frequency, and
Choice D incorrectly suggests reliance on a nurse for administration.
Question 2 of 5
Acetylcysteine (Mucomyst) is a mucolytic that can also be used in the treatment of overdosage of which drug?
Correct Answer: C
Rationale: Acetylcysteine replenishes glutathione, neutralizing toxic acetaminophen metabolites in overdose, preventing liver damage. It's not used for overdoses of ibuprofen, diphenhydramine, or amoxicillin.
Question 3 of 5
The Parasympathetic Nervous System utilizes which neurotransmitter?
Correct Answer: B
Rationale: The parasympathetic nervous system uses acetylcholine in both preganglionic and postganglionic neurons to regulate rest-and-digest functions. Other options are incorrect neurotransmitters for this system.
Question 4 of 5
A nurse is caring for a client who asks how albuterol helps his breathing. Which of the following responses should the nurse make?
Correct Answer: C,D
Rationale: Albuterol, a short-acting beta-2 agonist, relaxes bronchial smooth muscles, opening airways and preventing wheezing. It does not directly reduce coughing, stimulate mucus, or reduce inflammation.
Question 5 of 5
A nurse is teaching a client who has a new prescription for codeine. Which of the following instructions should the nurse include in the teaching?
Correct Answer: B
Rationale: Codeine, an opioid, can cause dizziness and orthostatic hypotension. Changing positions slowly reduces fall risk. Diarrhea is not typical, alcohol should be avoided entirely, and taking with food may reduce nausea.