Thromboxane is produced mainly by _______________?
Correct answer: C. Platelets
- A. Liver
- B. Damaged tissue
- C. Platelets
- D. Vascular endothelium
Explanation
Activated platelets produce thromboxane A₂, which promotes platelet aggregation and vasoconstriction during haemostasis. Vascular endothelium mainly produces prostacyclin, which opposes these effects.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Blood and Immunity
81 free Blood and Immunity MCQs from Physiology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Physiology questions like this
Physiology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Blood and Immunity questions
Immune complexes are removed from blood by _____________?
A reliable screening test for platelet function is_______________?
Plasma colloid osmotic pressure is due to________________?
Increased blood viscosity and slow circulation causes______________?
Ions participating in clotting mechanism are________________?
Christmas factor is_____________?