Question

Describe the mechanism of breathing in human beings 0

Answer 1

human being breath through nose and oxygen from the nose goes to the lungs and from there it goes to the heart and then from arteries to every single cell of the body and then carry cardondioxide out form veins again to the heart , lungs and cardondioxide is carried out of the body through nose.

Answer 2

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• The breathing in human beings takes place through the organs called lungs. The taking in of air rich in oxygen into the body during breathing is called 'inhalation' and giving out (or expelling) the air rich in carbon dioxide is called 'exhalation'. Both, inhalation and exhalation take place regularly during breathing..........