Assertion: Platelets play an important role in blood clotting.
Reason: In the blood oozing from an injury, the platelets disintegrate and release thromboplasm that initiates clotting.

Platelets play an important role in clotting of blood .

______platelets play an important role in clotting of blood .

……………… ions play a significant role in blood clotting .

Which ions plays a very important role in clotting:-

Which of the following ions play important role in blood clotting?

Which of the following ions play important role in blood clotting?

[A] : Blood platelets play a very important role in coagulation of blood. [R]: When blood is shed, the platelets disin- tegrate and liberate thromboplastin which activates prothrombin into thrombin.