What does the hematocrit of a mammalian blood sample represent?
Correct answer: A. The percentage of blood volume occupied by red cells
- A. The percentage of blood volume occupied by red cells
- B. The proportion of plasma proteins
- C. The concentration of haemoglobin in each red cell
- D. The total number of white cells in blood
Explanation
Hematocrit is the fraction or percentage of whole blood volume occupied by packed erythrocytes. It is not the same as haemoglobin concentration, although both can change with anaemia.
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Covers the gross and microscopic structure of domestic animals, including bones, joints, muscles, organs, blood vessels and nerves. It explains how the respiratory, cardiovascular, digestive, urinary, nervous, endocrine and reproductive systems function, with attention to species differences and the relationship between anatomical structure and physiological processes.
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