Multiple Choice
Platelets are similar to erythrocytes in that both structures do not contain a _________________. Platelets are similar to leukocytes in that both their primary functions involve ________________ the body.
17. The Blood
Platelets: Hemostasis
Back17. The Blood
Platelets: Hemostasis
- Multiple Choice
Which physiological response causes a reduction in blood flow immediately after a blood vessel injury?
- Multiple Choice
Which of the following statements about vascular spasms is false?
- Multiple Choice
Prostacyclin is a hormone that is normally active in the blood but becomes inactive when a blood vessel ruptures and hemostasis begins. Considering this, which of the following is the most likely function of prostacyclin?
- Multiple Choice
Which of the following is the most likely outcome if platelets could not release aggregating agents?
- Multiple Choice
Which option correctly arranges/orders the components of the coagulation pathway?
- Multiple Choice
What would happen if plasminogen was activated before clot retraction?
- Multiple ChoiceWhich of the following shows the correct sequence of hemostasis from start to end?
- Multiple ChoiceWhich of the following is true regarding the extrinsic pathway of blood clotting?
- Multiple ChoiceA free-floating blood clot is called a thrombus.
- Multiple ChoiceThe final step in clot formation is __________.
- Multiple ChoiceWhich of the following statements about platelets is INCORRECT?
- Multiple ChoiceWhich of the following substances is responsible for limiting a platelet plug to the immediate area of damage?
- Multiple ChoiceWhich term describes a clot that develops and persists in an unbroken blood vessel?
- Open QuestionThe 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.