17. The Blood

Plasma accounts for _____% of all blood, and water accounts for _____% of plasma.

The most numerous formed element in blood are the ____________, and their function is ____________.

The blood volume in an adult averages approximately:

a. 1 L

b. 3 L

c. 5 L

d. 7 L.

More than one choice may apply.

Which would lead to increased erythropoiesis?

a. Chronic bleeding ulcer

b. Reduction in respiratory ventilation

c. Decreased level of physical activity

d. Reduced blood flow to the kidneys

The hormonal stimulus that prompts red blood cell formation is:

a. Serotonin

b. Heparin

c. Erythropoietin

d. Thrombopoietin

The formed elements of the blood include:

(a) Plasma, fibrin, and serum

(b) Albumins, globulins, and fibrinogen

(c) WBCs, RBCs, and platelets

(d) All of these