Which one is the most numerous of leukocytes in human blood ? ()
A. Neutrophils
B. Eosinophils
C. Basophils
D. lymphocytes
E. Monocytes
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In peripheral nerve fibers, the sheath cell is ()
Astrocytes
B. Oligodendrocytes
C. Satellite cells
D. Ependymal cells
E. Schwann cells
The special structure at the junction of two adjacent cells in cardiac muscle is ()
A. tight junction
B. intermediate junction
C. Desmosome
D. gap junction
E. intercalated disc
Blood smears are stained with ()
A. HE staining
B. Silver staining
C. PAS
D. Aldehyde-fuchsin staining
E. Wright’s or Giemsa staining
Which is not correct about erythrocytes? ()
A. biconvex discs
B. 7.5μm in diameter
C. quite flexible
D. no nucleus,no organelles
E. rich in hemoglobin
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