Exhaled air contains more ______________ compared to inhaled air.

Choose the organs involved in breathing process

During inhaled, air passing through _____________ , _____________, ________________ .

During breathing process, _______________ carried into the lungs, at the same time ________________ carried out of the lungs.

During _______________, air is taken into the lungs.

During _________________, air is expelled from the lungs.

Human need ...................................... to live.

During breathing process, oxygen are............................ the lungs, at the same time carbon dioxide are carried out of the lungs.

During inhalation, air from nose will passing through ............................. before reach to the lungs.