you first breath in and then you breath out
Respiratory failure type 2 (a state in which there is a reduced amount of air entering the pulmonary alveoli)
Breathing is the exchange of gases between the cells of an organism and the external evironment.In simple words: Ventilation,or bringing oxigen into the lungs and Circulation,or transporting the...
No. Plants have tiny holes in the bottom of their leaves that take in oxygen. Also, plants don't have lungs.
amoureuse by kiki Dee