Function Of Factor Xa In The Clotting System
What is the function of Factor Xa in the diagram below?
Selected Answer:
Incorrect
cofactor to assist in activating prothrombin
Answers:
Correct enzyme needed to activate prothrombin coenzyme needed to activate phospholipid cofactor to bind the complex together cofactor to assist in activating prothrombin
Question 2
1 out of 1 points
Thrombin has many functions in the clotting process. These include all of the following, EXCEPT:
Selected Answer:
Correct
Inhibition of Factor VII
Answers:
Correct
Inhibition of Factor VII
Production of fibrin monomers from fibrinogen
Activation of Protein C
Factor XIII activation
Question 3
0 out of 1 points
What can be given to patients that makes Antithrombin work 1000 times faster?
Selected Answer: …show more content…
Selected Answer:
Incorrect
coenzyme to activate Factor V, Factor Xa and Factor II
Answers:
activate Factor X so it is catalytically functional Correct cofactor to bind gamma carboxyl units to phospholipid coenzyme to activate Factor V, Factor Xa and Factor II substrate that becomes a new enzyme
Question 24
0 out of 1 points
D Dimer fragments in the plasma indicate which of the following?
Selected Answer:
Incorrect
action of plasmin on a clot and fibrinogen
Answers:
Correct action of plasmin on a clot action of plasmin on a clot and fibrinogen plasminogen has been activated by thrombin
Protein C and S have been active in fibrinolysis
Question 25
0 out of 1 points
Which of the following requires an alteration in the amount of citrate used for a sample for a protime?
Selected Answer:
Incorrect
Coumadin therapy
Answers:
Correct high hematocrit low plateler count heparin therapy
Coumadin therapy
Question 26
1 out of 1 points
Which of the following is an anticoagulant effect of thrombin:
Selected Answer:
Correct
activation of Protein C
Answers:
suppression of platelet activity Correct activation of Protein C activation of Factor …show more content…
Which clotting protein activates these two factors?
Selected Answer:
Incorrect
Factor Xa
Answers:
Correct
Thrombin
Factor Xa
Plasmin
activated Protein C
Question 28
0 out of 1 points
Which of the following statements is true concerning the fibrinolytic system:
Selected Answer:
Incorrect
Plasmin activates V, VIII and Thrombin
Answers:
Plasmin activates V, VIII and Thrombin
The inactive enzyme of the system is prekallikrein
Plasmin is normally found in high concentration in the plasma Correct
Plasmin functions to catalyze the lysis of fibrin clots
Question 29
1 out of 1 points
All of the following suppress the activity of plasmin, EXCEPT:
Selected Answer:
Correct
the presence of coumadin
Answers:
binding of plasminogen and tPA to the surface of fibrin the presence of alpha-2 antiplasmin in the plasma Correct the presence of coumadin the presence of Plasminogen Activator Inhibitor-1
Question 30
0 out of 1 points
The Intrinsic pathway of coagulation in vivo is triggered by the presence of:
Selected Answer:
Incorrect
tissue factor and Factor VIIa
Answers:
Correct activation of Factor XI by thrombin
High Molecular Weight Kininogen and Prekallikrein tissue factor and Factor VIIa
Factor Va and Factor
Selected Answer:
Incorrect
cofactor to assist in activating prothrombin
Answers:
Correct enzyme needed to activate prothrombin coenzyme needed to activate phospholipid cofactor to bind the complex together cofactor to assist in activating prothrombin
Question 2
1 out of 1 points
Thrombin has many functions in the clotting process. These include all of the following, EXCEPT:
Selected Answer:
Correct
Inhibition of Factor VII
Answers:
Correct
Inhibition of Factor VII
Production of fibrin monomers from fibrinogen
Activation of Protein C
Factor XIII activation
Question 3
0 out of 1 points
What can be given to patients that makes Antithrombin work 1000 times faster?
Selected Answer: …show more content…
Selected Answer:
Incorrect
coenzyme to activate Factor V, Factor Xa and Factor II
Answers:
activate Factor X so it is catalytically functional Correct cofactor to bind gamma carboxyl units to phospholipid coenzyme to activate Factor V, Factor Xa and Factor II substrate that becomes a new enzyme
Question 24
0 out of 1 points
D Dimer fragments in the plasma indicate which of the following?
Selected Answer:
Incorrect
action of plasmin on a clot and fibrinogen
Answers:
Correct action of plasmin on a clot action of plasmin on a clot and fibrinogen plasminogen has been activated by thrombin
Protein C and S have been active in fibrinolysis
Question 25
0 out of 1 points
Which of the following requires an alteration in the amount of citrate used for a sample for a protime?
Selected Answer:
Incorrect
Coumadin therapy
Answers:
Correct high hematocrit low plateler count heparin therapy
Coumadin therapy
Question 26
1 out of 1 points
Which of the following is an anticoagulant effect of thrombin:
Selected Answer:
Correct
activation of Protein C
Answers:
suppression of platelet activity Correct activation of Protein C activation of Factor …show more content…
Which clotting protein activates these two factors?
Selected Answer:
Incorrect
Factor Xa
Answers:
Correct
Thrombin
Factor Xa
Plasmin
activated Protein C
Question 28
0 out of 1 points
Which of the following statements is true concerning the fibrinolytic system:
Selected Answer:
Incorrect
Plasmin activates V, VIII and Thrombin
Answers:
Plasmin activates V, VIII and Thrombin
The inactive enzyme of the system is prekallikrein
Plasmin is normally found in high concentration in the plasma Correct
Plasmin functions to catalyze the lysis of fibrin clots
Question 29
1 out of 1 points
All of the following suppress the activity of plasmin, EXCEPT:
Selected Answer:
Correct
the presence of coumadin
Answers:
binding of plasminogen and tPA to the surface of fibrin the presence of alpha-2 antiplasmin in the plasma Correct the presence of coumadin the presence of Plasminogen Activator Inhibitor-1
Question 30
0 out of 1 points
The Intrinsic pathway of coagulation in vivo is triggered by the presence of:
Selected Answer:
Incorrect
tissue factor and Factor VIIa
Answers:
Correct activation of Factor XI by thrombin
High Molecular Weight Kininogen and Prekallikrein tissue factor and Factor VIIa
Factor Va and Factor