At the base of the pulmonary artery and the base of the aorta.
Ensures that blood which flows out of the heart does not flow back into the ventricle when the ventricle relaxes.
(Located between the right atrium and the right ventricle) ensures that blood which flows into the right ventricle does not flow back into the right atrium.
This valve consists of three leaflets.
(Located between the left atrium and the left ventricle) ensures that blood which flows into the left ventricle does not flow back into the left atrium.
This valve consists of two leaflets.
Blood plasma consists of 90% water.
Water is a medium of transportation and a solvent for respiratory gas, ions, digestive products and excretory substances.
Fibrinogen plays a role in blood clotting.
Albumin controls blood osmotic pressure.
Globulin is a type of antibody that is involved in the body’s defence.
Nutrients are important for energy, growth and maintenance of health.
Excretory substances are toxic substances that need to be disposed off from the body.
Oxygen is required in the respiration of cells.
Hormones control physiological activities in the body.
Enzymes are involved in the metabolic processes of cells.
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