Blood components and its physiochemical properties: To master the concept, normal value of hematocrit, to be familiar with its significance.

• 掌握红细胞的形态、数量、功能和生理特性（红细胞膜的通透性，红细胞的可塑性变形性，红细胞的悬浮稳定性和血沉，红细胞的渗透脆性和溶血）。