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This clotting factor is involved in the formation of prothrombin activator in the intrinsic pathway of the clotting process of blood

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Important Questions on Body Fluids and Circulation

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Assertion (A): Heart of fishes is called branchial heart.
Reason (R): It receives deoxygenated blood from body parts.
The correct option among the following is
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IMPORTANT
Assertion (A): The heart of fish is described as the venous heart.
Reason (R): It supplies blood only to gills.
The correct option among the following is
MEDIUM
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IMPORTANT

Statement (S): The sinoatrial node is called 'Pace-maker'.

Reason (R): The sinoatrial node contains specialised cardiomyocytes and generates action potentials without any external stimuli.

The correct answer is