Questions and Answers
What is the primary function of the platelet plasma membrane?
To selectively allow the passage of substances in and out of the platelet
Which of the following phospholipids is found on the inner, cytoplasmic layer of the platelet plasma membrane?
Phosphatidylinositol
What is the function of the platelet glycocalyx?
To absorb plasma proteins through endocytosis
Which integrin receptor on the platelet membrane binds to collagen?
Signup and view all the answers
What is the function of the Surface-Connected Canalicular System (SCCS) in platelets?
Signup and view all the answers
Which of the following is NOT a component of the platelet plasma membrane?
Signup and view all the answers
What is the molecular weight of high-molecular-weight kininogen (HMWK)?
Signup and view all the answers
What percentage of kininogen does HMWK make up in the plasma?
Signup and view all the answers
What is the half-life of high-molecular-weight kininogen (HMWK) in the plasma?
Signup and view all the answers
Which of the following is NOT a name for high-molecular-weight kininogen (HMWK)?
Signup and view all the answers
What is the mean plasma concentration of high-molecular-weight kininogen (HMWK)?
Signup and view all the answers
Which of the following is NOT a naturally occurring inhibitor of coagulation?
Signup and view all the answers
What are the two phases involved in normal hemostasis?
Signup and view all the answers
Which of the following is NOT involved in the maintenance of blood flow within the vascular system?
Signup and view all the answers
What is the main function of vasoconstriction in normal hemostasis?
Signup and view all the answers
Which phase of normal hemostasis involves platelet adhesion & aggregation?
Signup and view all the answers
What is the key role of coagulation enzyme activation in hemostasis?
Signup and view all the answers
What is the primary role of von Willebrand factor (vWf) in primary hemostasis?
Signup and view all the answers
Which of the following is the correct sequence of events in primary hemostasis?
Signup and view all the answers
What is the primary function of thrombin in primary hemostasis?
Signup and view all the answers
Which of the following statements is true regarding the eicosanoid synthesis pathway?
Signup and view all the answers
What is the primary function of phospholipase A2 in the eicosanoid synthesis pathway?
Signup and view all the answers
What is the primary function of thromboxane A2 (TXA2) in primary hemostasis?
Signup and view all the answers
What is the primary role of plasmin in the fibrinolytic system?
Signup and view all the answers
Which of the following correctly describes the activation of the fibrinolytic system?
Signup and view all the answers
Which of the following inhibitors is considered the principal inhibitor of plasmin?
Signup and view all the answers
What is the primary function of Protein C and Protein S in the fibrinolytic system?
Signup and view all the answers
Which of the following statements regarding the activation of the fibrinolytic system is correct?
Signup and view all the answers
Which of the following inhibitors is considered the principal inhibitor of the coagulation cascade?
Signup and view all the answers