Question

what is a hematocrit?
multiple choice
an abnormal red blood cell resulting from a genetic disorder
stem cell that gives rise to the agranulocytes
percent of red blood cells in a blood sample
clotting factor

Explanation:

A hematocrit is a measure of the proportion of red - blood cells in a blood sample. It is expressed as a percentage. The other options describe different components or abnormal conditions in the blood system, not what a hematocrit is.

Answer:

Percent of red blood cells in a blood sample