ATI RN
ATI NUR 229 Pharmacology Test 1 OEK Questions
Extract:
Question 1 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 2 of 5
A nurse is teaching a client who has asthma about how to use an albuterol inhaler. Which of the following actions by the client indicates an understanding of the teaching?
Correct Answer: C
Rationale: Holding the breath for 10 seconds after inhaling albuterol allows the medication to reach deep into the lungs, maximizing effectiveness. Other actions reflect incorrect inhaler technique.
Question 3 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 4 of 5
Loratadine (Claritin) has an advantage over traditional antihistamines such as diphenhydramine (Benadryl) in that loratadine has
Correct Answer: A
Rationale: Loratadine, a second-generation antihistamine, causes less sedation than diphenhydramine, a first-generation antihistamine, making it preferable for daytime use.
Question 5 of 5
A nurse is teaching an adolescent about medication therapy with oral acetylcysteine. Which of the following information should the nurse include in the teaching?
Correct Answer: D
Rationale: Acetylcysteine has a sulfur-like odor, which patients should be prepared for to avoid alarm. It does not typically affect electrolytes, diet, or cause dry mouth.