21) Produces antibodies.
A) erythrocyte
B) lymphocyte
C) eosinophil
D) neutrophil
E) basophil
22) Stem cell from which eosinophils and basophils develop.
A) erythrocyte
B) myeloid
C) eosinophil
D) monocyte
E) basophil
23) Young erythrocyte.
A) myeloid
B) eosinophil
C) reticulocyte
D) lymphoid
E) lymphocyte
24) Cell containing a large, dark purple-staining spherical nucleus that almost completely fills the cell volume.
A) myeloid
B) eosinophil
C) reticulocyte
D) lymphoid
E) lymphocyte
25) Disorders of red blood cells can be detected by obtaining counts of these immature structures.
A) myeloid
B) eosinophil
C) reticulocyte
D) lymphoid
E) lymphocyte
26) Hematocrit measures the percentage of blood volume that consists of
A) neutrophils.
B) erythrocytes.
C) platelets.
D) plasma.
27) The most common formed elements in the blood are
A) leukocytes.
B) erythrocytes.
C) platelets.
D) macrophages.
28) In the cell line that forms erythrocytes in red bone marrow, all of the following occur
except that
A) the cytoplasm goes from basophilic (blue-staining) to eosinophilic (pink-staining).
B) the nucleus is lost.
C) hemoglobin accumulates in the cells.
D) lysosome-like granules accumulate.
29) Which of the following cells lack mitochondria?
A) neutrophils
B) platelets
C) basophils
D) erythrocytes
30) ________ is a condition in which the blood's capacity for carrying oxygen is diminished.
A) Polycythemia
B) Thrombocytopenia
C) Anemia
D) Leukemia