Ch10

Question 0

What property of RBCs dooms them to a limited life span of about 120 days?

Answer 0

Because they are anucleate, unable to synthesize protein, grow, or divide.

Question 1

What is the name of the stem cell that gives rise to all formed elements?

Answer 1

Hemocytoblast

Question 2

Why do many people with advanced kidney disease anemic?

Answer 2

The kidney produces most of erythopoietin that stimulates red blood cell production by bone marrow

Question 3

Kidney produces most of erythropoietin in response to ——–.

Answer 3

Reduced oxygen levels in the blood.

Question 4

What is the only way to replace blood loss quickly?

Answer 4

Transfusion

Question 5

What is a substance that makes body recognize as a foreign ?

Answer 5

Antigen

Question 6

What are the classes of human blood groups based on?

Answer 6

Self antigens ( agglutinogens) of red blood cells

Question 7

All formed elements arise from a single type of stem cell named —.

Answer 7

Hemocytoblast

Question 8

What are the involving threes major phases of hemostasis?

Answer 8

Vascular spasm, platelet plug, coagulation

Question 9

When oxygen is low, the — is stimulated to release—.

Answer 9

Kidney, erythopoietin

Question 10

— is the movement of white blood cells lining the capillary wall.

Answer 10

Diapedesis