ATI Pharmacology Quiz 240 | Nurselytic

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ATI Pharmacology Quiz 240 Questions

Extract:


Question 1 of 5

In the treatment of angina, the mechanism of action of an organic nitrate is:

Correct Answer: C

Rationale: The correct answer is C: Relaxation of arterial and venous smooth muscle. Organic nitrates, such as nitroglycerin, work by vasodilating both arterial and venous smooth muscle. This leads to decreased preload and afterload on the heart, reducing myocardial oxygen demand and relieving angina symptoms.

Choices A, B, and D are incorrect because organic nitrates do not affect heart contractility or heart rate, nor do they increase peripheral resistance.

Question 2 of 5

Correct Answer:

Rationale:

Question 3 of 5

Correct Answer:

Rationale:

Question 4 of 5

Correct Answer:

Rationale:

Question 5 of 5

Correct Answer:

Rationale:

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