BISC 101 Lecture Notes - Vasospasm, Prothrombinase, White Blood Cell
Document Summary
Origin and characteristics of formed elements (platelets and blood cells) Mechanisms of haemostasis (reduction and prevention of blood loss) General and specific resistance to disease organisms, including: Roles of leucocytes in resistance and immunity. Specify the types of leucocytes (white blood cells), their origins and relative quantities in normal blood. A developmental term which means that a particular stem cell (all stem cells are capable of differentiation (or specialization) can develop into one of an array of several advanced cell types. Totipotent refers to a stem cell situation in which the stem cell can become all possible types of cells. Basophils and eosinophils are easily identified on a microcoscope slide because of their distinctly coloured granules. Nevertheless, they are often difficult to find on a microscope slide blood smear because: They break apart when they are spread. Numerous macrophages with large numbers of ingested zymosan particles visible in their cytoplasm.