Which drug inhibits platelet aggregation by blocking thromboxane A2 synthesis?
Show answer and explanation
Correct answer: Aspirin
Aspirin irreversibly inhibits cyclooxygenase, reducing thromboxane A2 synthesis. This impairs platelet aggregation.
Keep practicing
More Platelets and Clotting Disorders questions
- Which clotting factor links the intrinsic and extrinsic pathways to the common pathway?
- Which condition is most likely associated with prolonged aPTT but normal prothrombin time?
- Platelets are primarily derived from which bone marrow cell?
- The normal platelet count in adult human blood is approximately:
- Which substance released from platelets promotes vasoconstriction at the site of injury?
- Platelet adhesion to damaged endothelium is primarily mediated by: