Blood Biology I: Components of Blood

Blood transfusions before the 20th century were sometimes fatal because medical professionals did not know about blood type compatibility.

• a.true
• b.false

The major difference between blood plasma and serum is _____

• a.the size of the red blood cells.
• b.the size of the white blood cells.
• c.the presence or absence of clotting factors.
• d.the presence or absence of antibodies.

If you were measuring the clotting factors in a patient with hemophilia, a disorder where the blood doesn’t clot normally and individuals bleed longer than other people, you would want to study their ____

• a.red blood cells.
• b.white blood cells.
• c.blood serum.
• d.blood plasma.

Hemagglutination is the clumping together of white blood cells.

• a.true
• b.false

For most people, when they scrape their knee after a fall they can expect a(n) ______ to form relatively quickly.

• a.leukocyte
• b.platelet plug
• c.RBC
• d.eosinophil

All of the following are effects related to anemia EXCEPT

• a.A feeling of fatigue with strenuous activity.
• b.A pale appearance.
• c.A heart that beats faster than normal.
• d.An increased ability to carry oxygen in the blood.

You are working in a hospital and have a patient with type B blood who needs a transfusion. Which donor blood type could you select for the procedure?

• a.Type A
• b.Type AB
• c.Type O
• d.None of the above.

You are working in a hospital and have a patient with type AB blood who needs a transfusion. Which donor blood type could you select for the procedure?

• a.Type A
• b.Type B
• c.Type O
• d.All of the above.