1. The phase of hemostasis that is triggered by direct injury in vascular smooth muscle causing constriction of the blood vessel is known as ____.
a. Platelet plug formation
b. Vascular spasm
c. Coagulation
d. Clot retraction
2. Endothelial cells of an undamaged blood vessel release nitric oxide and ____ that prevent platelets from sticking to each other.
a. Clotting factors
b. Serotonin
c. Prostaciclyn
d. Calcitonin
3. A dot that develops and persists in an unbroken blood vessel is called a _____.
a. Thrombus
b. Serotonin
c. Prostacyclin
d. Calctomin
4. The process that removes unneeded clots when healing of the vessel wall has occurred is known as _____.
a. Clot retraction
b. Clot repair
c. Coagulation
d. Fibrinolysis
5. Which sequence is correct for the following events?
1. Fibrinogen fibrin
2. Clot retraction
3. Formation of thrombaplastin
4. Prothromblin
a. 2 1 3 4 b. 1 2 3 4 c. 1 3 2 4 d. 2 4 3 1
6.A lymphatic capillary that picks up dietary lipids in the in the small intestines is called a (an) :
a. cisterna chili
b. lacteal
c. afferent lymphatic vessel
d. trabeculum
e. efferent lymphatic vessel
7. The force that drives fluid into lymphatic capillaries is :
a. osmosis
b. diffusion of both water and solutes
c. endocytosis
8. Blood is correctly classified as :
a. organ
b. tissue
c. organ system
d. intracellular fluid
e. more than one of these choices is correct
9. One of the unhealthy effects of blood doping is to:
a. increase the velocity of the blood
b. decrease the blood pressure in the arteries
c. decrease the oxygen carrying capacity of the blood
d. increase the carbon dioxide carrying capacity of the blood
e. increase the oxygen carrying capacity of the blood
10. Which leukocytes are derived from the myeloid line?
a. Europhiles
b. basophils and eosinophils
c. lymphocytes and monocytes
d. lymphocytes
e. Europhiles, basophils, eiosinophils, and monocytes
11. Platelets play a key role in _______, but if they are not used they are broken down after about _______ days.
a. hemastasis, 50
b. hemostasis, 10
c. hematopoiesis, 12
d. hematapoiesis, 20
12. A malnourished person might have abnormally low levels of plasma proteins. As a result, colloid osmotic pressure.
a. increases, and there is fluid retention in the interstitial space
b. increases, and so blood volume is abnormally high
c. decreases, and there is fluid retention in the interstitial space
d. decreases, and so blood volume is abnormally high
13. Fibrinolysis involves ________ of the fibrin framework and it involves the protein _____.
a. construction, thrombokinase
b. construction, plasma
c. construction, actinomyosin
d. destruction, plasmin
e. destruction, thrombokinase