ch 9 (path 2)

A biconcave, disk-shaped blood cell without a nucleus that contains hemoglobin is a(n):

• leukocyte

• eosinophil

• monocyte

• erythrocyte

A decrease in the amount of oxygen-carrying hemoglobin in the blood is termed:

• spherocytosis

• anemia

• polycythemia

• leukemia

A deficiency in the number of platelets is called:

• leukemia

• purpura

• ecchymoses

• hemophilia

A hematologic disorder characterized by hyperplasia of the bone marrow (neoplastic) that results in increased production of erythrocytes, granulocytes, and platelets defines:

• hemolytic anemia.

• polycythemia vera.

• pernicious anemia

• hemophilia

A hereditary defect that causes abnormal red blood cell production is the most common cause of anemia.

• true

• false

A neoplastic proliferation of white blood cells is termed:

• polycythemia

• lymphoma

• leukemia

• mononucleosis

An erythrocyte is a red blood cell.

• true

• false

An inherited anomaly in blood coagulation that appears clinically only in males is termed:

• mononucleosis

• hemophilia

• polycythemia

• leukemia

Aplastic anemia results from:

• .

  failure of bone marrow to function.

• hyperplasia of bone marrow.

• long-term inadequate oxygen supply.

• abnormal, defective hemoglobin.

Eosinophils are white blood cells that defend the body against bacteria.

• true

• false