ATI RN
ATI Nur 180 Pharmacology quiz Questions
Extract:
Question 1 of 5
A client diagnosed with allergic rhinitis is prescribed an antihistamine to assist with symptoms. Which of the following medications below would be considered a second-generation antihistamine?
Correct Answer: A
Rationale: Cetirizine is a second-generation antihistamine, designed to be less sedating than first-generation antihistamines like chlorpheniramine and diphenhydramine.
Question 2 of 5
The nurse is caring for a client currently taking oxymetazoline. Which of the following statements should the nurse include regarding oxymetazoline?
Correct Answer: A
Rationale: Oxymetazoline is a topical nasal decongestant that can lead to rebound congestion if used for more than three consecutive days. This condition, known as rhinitis medicamentosa, can worsen nasal congestion rather than alleviate it, making it crucial for clients to adhere to this guideline.
Question 3 of 5
A client who has been diagnosed with exercise-induced asthma is prescribed zafirlukast (Accolate). Which of the following adverse effects would the nurse inform the client regarding zafirlukast (Accolate)?
Correct Answer: A
Rationale: Zafirlukast is associated with a risk of liver injury, requiring monitoring of liver function tests and awareness of symptoms like jaundice.
Question 4 of 5
A client who suffers from severe persistent allergic asthma is prescribed omalizumab (Xolair). Which statement below correctly describes the mechanism of action associated with omalizumab (Xolair)?
Correct Answer: C
Rationale: Omalizumab binds to immunoglobulin E (IgE), preventing it from attaching to mast cells and basophils, thus reducing the release of allergic mediators that contribute to asthma attacks.
Question 5 of 5
A nurse is preparing to administer acetylcysteine (Mucomyst) to a client with excessive respiratory secretions. Which of the following statements are correct regarding acetylcysteine (Mucomyst) (Select All that Apply.)
Correct Answer: A,C
Rationale: A: Acetylcysteine is used as an antidote for acetaminophen overdose. C: It has a characteristic sulfur-like odor resembling rotten eggs.