Pharmacology Quiz #16: Muscarinic Antagonist

1. A 55-year-old man with a history of chronic obstructive pulmonary disease (COPD) is prescribed an inhaler to improve his breathing. This medication works by blocking muscarinic receptors in the bronchial smooth muscle, leading to bronchodilation. Which of the following drugs is most likely prescribed? 

Question 1 of 5

2. A 70-year-old woman is diagnosed with urinary incontinence and is prescribed a medication to increase bladder capacity and decrease urgency. This medication likely acts by: 

Question 2 of 5

3. During surgery, a patient experiences bradycardia. The anesthesiologist administers a medication to increase the patient's heart rate. This drug most likely achieves its therapeutic effect by: 

Question 3 of 5

4. A 30-year-old man presents to the emergency department with symptoms of mushroom poisoning, including hallucinations, dry mouth, and difficulty swallowing. The most likely mechanism of action of the toxin involves: 

Question 4 of 5

5. A 45-year-old woman with irritable bowel syndrome (IBS) is prescribed a medication to alleviate her abdominal cramps and diarrhea. The prescribed medication is likely to: 

Question 5 of 5


 

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