17. The Blood

A bone marrow biopsy of Mr. Lee, a man on long-term drug therapy, shows an abnormally high percentage of nonhematopoietic connective tissue. What condition does this indicate? If the symptoms are critical, what short-term and long-term treatments are indicated? Which treatment is he more likely to be given: infusion of whole blood or of packed red cells?

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

Hemoglobin consists of two polypeptide chains bound to a heme group.

Name the three major types of plasma proteins and identify their functions.

Which of the following is not a formed element of blood?

a. Erythrocyte

b. Leukocyte

c. Mast cell

d. Platelet