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General Science • BiologyEasy

Which blood component is primarily responsible for blood clotting (coagulation)?

A. Erythrocytes
B. Leukocytes
C. Thrombocytes✓ Correct Answer
D. Plasma proteins

💡 Solution & Explanation

Thrombocytes, commonly known as blood platelets, are cell fragments essential for initiating hemostasis and forming blood clots to prevent excessive bleeding upon vascular injury. Unlike erythrocytes which transport oxygen or leukocytes which fight infections, platelets release clotting factors that convert soluble fibrinogen into insoluble fibrin strands. Vitamin K is a crucial cofactor required for the synthesis of several clotting factors involved in this cascade.

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