You have a 6-kg cat that you wish to raise his PCV from 15 to 25%. You plan to administer packed red blood cells. How many milliliters of packed red blood cells will this cat need?你希望通过输注浓缩红细胞将一只体重6kg的猫的PCV从15%升高到25%。这只猫需要大概多少毫升的浓缩红细胞?
A - 30 ml
B - 60 ml
C - 120 ml
D - 15 ml