What are the components of the transport system in humans? What are the functions of these components?
The following are the components of the transport system in human :
(c) Blood vessels
(a) Work of heart : Heart is a muscular organ that is the size of our fist. It carries blood in the body, it receives deoxygenated blood from different parts of the body and on the other hand, oxygenated blood is pumped throughout the body.
(b) Blood : Blood is a fluid connective organ in which 1. Plasma 2. Red blood cells 3. white blood cells and platelets.
(c) Blood vessels : Blood vessels carry blood from the heart to the different parts of the body, their walls are thick and flexible.
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