What are the components of the transport system in human beings? What are the functions of these components?
Answers
Answered by
8
I hope this help you
Attachments:
Answered by
2
Answer:
In human beings the transport system consists of the following:
(i) Heart: It acts as a pumping organ.
(ii) Blood: It is the transport medium. It is made up of:
(a) Plasma–It carries food molecules, nitrogenous wastes, salts, carbon dioxide, hormones proteins etc. in a dissolved form.
(b) RBC–Consists of haemoglobin and transports oxygen.
(c) WBC–Helps to fight infection.
(d) Platelets–Helps in the clotting of blood.
(iii) Blood vessels:
(a) Arteries–Carry oxygenated blood away from the heart to each and every cell.
(b) Veins–Bring de-oxygenated blood to heart for purification.
Similar questions