Why tears while cutting onions



WHY DO WE GET TEARS IF WE CHOP THE ONIONS


It is a very interesting thing that when we cut the onions we will get tears but it doesn’t occurs in case of any other vegetable. The tears you shed when chopping onions aren't emotional ones. We release tears because of sulfur gas.

MECHANISM OF COUGH

MECHANISM OF COUGH

The mechanism of the cough includes:

(1) A deep initial inspiration;

(2) The tight closure of the glottis and it is reinforced by the supra glottic structures;

Sputum duing cough


HOW THE SPUTUM IS FORMED WHEN WE COUGH

Check the Mechanism of cough


The involuntary expulsion of air from the lungs with a characteristic sound is called as cough. It is used to respond against the noxious substances and it is also used in maintaining the air passages in the respiratory tract.