Blood

9.4

What the syllabus asks of you

List the components of blood as: red blood cells, white blood cells, platelets and plasma
Identify red and white blood cells in 5 Identify lymphocytes and phagocytes in photomicrographs and diagrams photomicrographs and diagrams
State the functions of the following components 6 State the functions of: of blood: (a) lymphocytes – antibody production (a) red blood cells in transporting oxygen, (b) phagocytes – engulfing pathogens by including the role of haemoglobin phagocytosis (b) white blood cells in phagocytosis and antibody production (c) platelets in clotting (details are not required) (d) plasma in the transport of blood cells, ions, nutrients, urea, hormones and carbon dioxide
State the roles of blood clotting as preventing 7 Describe the process of clotting as the blood loss and the entry of pathogens conversion of fibrinogen to fibrin to form a mesh

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Chapter 11: Blood

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