Which of the following best describes the effect of aspirin on platelets, and for how long does the effect last?
A) ADP receptor blockade; 5 days
B) Thrombocytosis; 7 days
C) Inactivation of cyclooxygenase; 7 days
D) Thrombocytopenia; 7 days

Question

Quizplus · Accepted Answer

Aspirin inactivates cyclooxygenase, which is responsible for producing thromboxane A2, a potent activator of platelets. The effect of aspirin on platelets lasts for approximately 7 days, which is the lifespan of the affected platelets. Choices A, B, and D are incorrect as they do not accurately describe the effect of aspirin on platelets.

Which of the Following Best Describes the Effect of Aspirin