Red blood cells make up approximately ________ percent of whole blood volume.
A) 45
B) 60
C) 30
D) 15

Name: Red blood cells make up approximately ________ percent of whole blood volume. A) 45 B) 60 C) 30 D) 15
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Red blood cells, also known as erythrocytes, make up approximately 45% of whole blood volume. This is why hematocrit values, which measure the percentage of red blood cells in the blood, are typically around 45%.

Red Blood Cells Make Up Approximately ________ Percent of Whole