Question

''the breathing cycle is rhythmic whereas exchange of gases is continuous process'' justify the statement

Answer 1

Accepted Answer: The breathing cycle involves inhalation and exhalation of air due to alternate expansion and contraction of thoracic cavity. Thus it is a rhythmic process. But exchange of gases is a continuous process as it takes place between the blood and each and every cell, by diffusion.

Answer 2

Explanation:

the blood brings carbon dioxide from the body parts to be released into the alveoli and the oxygen is the alveolar cavity in is taken up by the alveolar blood capillaries to be transported through all the cells in the body