This course covers the following three topics: osmosis and tonicity, blood, plasma, WBC, RBC and Platelets, human cardiovascular system covers permeability properties of membranes and the effect of various solutions on RBC. Platelets experiments include total white blood cell count, hemocytometer, differential white blood cell count, peripheral blood film. The RBC includes: Hematocrit/packed cell volume (PCV), hemoglobin concentration, erythrocyte sedimentation rate (ESR), blood typing (ABO Rh). Platelets and include: bleeding time & coagulation time. Part three including heart sounds, pulse determinations, blood pressure and electrocardiogram ECG.