___and ____affect almost every aspect of the clotting process. (a) Calcium, vitamin K, (b) Calcium, vitamin B12,(c) Sodium, vitamin K, (d) Sodium, vitamin B12.

Which term describes a clot that develops and persists in an unbroken blood vessel?

The following is a list of the phases involved in the process of hemostasis.1. coagulation2. fibrinolysis3. vascular spasm4. retraction5. platelet phaseThe correct sequence of these phases isa. 5, 1, 4, 2, 3,b. 3, 5, 1, 4, 2,c. 2, 3, 5, 1, 4,d. 3, 5, 4, 1, 2,e. 4, 3, 5, 2, 1.

Which of the following does not promote multiple steps in the clotting pathway?a. platelet phospholipids,b. factor XI,c. thrombin,d. Ca²⁺.

Multiple ChoiceMore than one choice may apply.A condition resulting from thrombocytopenia isa. thrombus formation.b. embolus formation.c. petechiae.d. hemophilia.

Multiple ChoiceMore than one choice may apply.Place the letters of these events in the order they occur during hemostasis.a. b. c. d.

What is the difference between prothrombin and thrombin?

a. Define fibrinolysis.b. What is the importance of this process?

What contribution from the intrinsic and the extrinsic pathways is necessary for the common pathway to begin?