61) The inherited condition resulting from the inadequate production of : 1200306.
61) The inherited condition resulting from the inadequate production of clotting factors is termed
A) anemia.
B) thalassemia.
C) jaundice.
D) hemophilia.
E) leukopenia.
62) As repairs proceed, a blood clot gradually dissolves in a process that begins with the activation of ________.
A) Factor X
B) thrombin
C) fibrinogen
D) prothrombin
E) plasminogen
63) Which of the following begins with the activation of plasminogen?
A) thrombosis
B) fibrinolysis
C) agglutination
D) intrinsic coagulation pathway
E) extrinsic coagulation pathway
64) The extrinsic and intrinsic pathways join at the common pathway through the activation of which clotting substance produced by the liver?
A) albumin
B) fibrinogen
C) Factor X
D) calcium
E) vitamin K
65) The main event of the coagulation phase is
A) vascular spasm.
B) conversion of fibrinogen to fibrin.
C) clot retraction.
D) the formation of a platelet plug.
E) the contraction of platelets.
66) The intrinsic pathway of coagulation is activated by
A) the sticking of platelets to damaged tissue.
B) the activation of a proenzyme exposed to collagen.
C) the release of tissue factor by damaged endothelium.
D) the release of heparin from the liver.
E) the conversion of prothrombin to thrombin.
67) The common pathway of coagulation ends with
A) the sticking of platelets to damaged tissue.
B) the activation of a proenzyme exposed to collagen.
C) the release of tissue factor by damaged endothelium.
D) the activation of a clotting factor that converts prothrombin to thrombin.
E) the activation of a clotting factor that converts fibrinogen to fibrin.
68) Which of the following vitamins is needed for the formation of prothrombin and other clotting factors?
A) vitamin A
B) vitamin B
C) vitamin C
D) vitamin K
E) vitamin E
69) Calcium ions and ________ have an effect on nearly every aspect of the clotting process.
A) vitamin K
B) vitamin A
C) vitamin D
D) vitamin E
E) thiamin
70) During fibrinolysis, which enzyme begins digesting the fibrin strands, breaking down the clot?
A) Factor X
B) clotting Factor VII
C) thrombin
D) fibrinogen
E) plasmin
71) The following is a list of the steps involved in the process of hemostasis and clot removal:
1. coagulation phase
2. fibrinolysis
3. vascular phase
4. retraction
5. platelet phase
A) 5, 1, 4, 2, 3.
B) 3, 5, 1, 4, 2.
C) 2, 3, 5, 1, 4.
D) 3, 4, 5, 2, 1.
E) 4, 3, 5, 2, 1.
61) The inherited condition resulting from the inadequate production of : 1200306
