Vitamin K dependent clotting factors are______________?

Related Mcqs:

1. The action of vitamin K in formation of clotting factor is through__________________?

   A. Post transcription
   B. Post translation
   C. Golgi complex
   D. Endoplasmic reticulum

2. The vitamin K dependent proteins C and S are characterized by their ability to inactivate factor_____________?

   A. VIII a and V a
   B. VIII a
   C. V a
   D. None of the above

3. In humans and other primates as well as in guinea pigs, this vitamin cannot be synthesized because of the absence of the enzyme L-gulonolactone oxidase: the vitamin is_____________?

   A. Pantothenic acid
   B. Nicotinic acid
   C. Ascorbic acid
   D. Folic acid

4. Which of the following is not a vitamin K dependent procoagulant ?

   A. Factor II
   B. Factor VII
   C. Factor IX
   D. Factor XI

5. Clotting factor common to extrinsic and intrinsic pathway is_____________?

   A. Factor II
   B. Factor III
   C. Factor V
   D. Factor VII

6. Ions participating in clotting mechanism are________________?

   A. Iron
   B. Copper
   C. Calcium
   D. Aluminum

7. Which of the following is not involved in blood clotting ?

   A. Calcium
   B. Prothrombin
   C. Fibrinogen
   D. Fe+2

8. Which of the following clotting factor is involved only in extrinsic pathway ?

   A. IX
   B. X
   C. II
   D. VII

9. A patient with a bleeding disorder with increased bleeding time and normal clotting time is suffering from________________?

   A. Classic hemophilia
   B. Christmas disease
   C. Vitamin K deficiency
   D. Idiopathic thrombocytopenic purpura

10. Clotting time is most like to be prolonged by the administration of____________?

    A. Vitamin K
    B. Barbiturates
    C. Acetominophen
    D. Acetyl salicylic acid