Category: Anatomy – Physiology

Blood Composition Blood volume: 80-90 ml blood per kg live weight* (*Live weight = weight of the living animal) Red corpuscles: 5.5 to 8.5 x 106 per mm3 (= 5.5 to 8.5 million) Hemoglobin: 12 to 18 g per 100 ml Platelets: 2 to 500,000 per mm3 Hematocrit (%): 37-55 (volume of red corpuscles as a proportion of blood volume)