1. The number of the white blood cells counted in the four 1-mm2 corner areas (large squares) is 33 +32 + 40 + 35. On t

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1. The number of the white blood cells counted in the four
1-mm2 corner areas (large squares) is 33 +32 + 40 + 35. On
the other side of the hemocytometer, 35 + 35 + 35 + 30 white blood
cells were counted. The specimen was diluted 1:4. How many
cells are there per μL?
2. What do neutrophils, eosinophils, and monocytes act
as?
A. Antibody producers
B. Inactivators of foreign antigens
C. Phagocytic scavengers
D. Both antibody producers and inactivators of foreign
antigens
3. A standard solution with an albumin concentration of 50
g/dL had an absorbance of 1.0 when the spectrophotometer’s
wavelength was set at 560 nm. A specimen with an unknown
concentration of albumin was examined using the same wavelength,
and its absorbance was 0.2. What was the concentration of
albumin in the unknown?