Name the major gas present in the (a) inhaled air (b) exhaled air.
When we inhale, we take air into our lungs. what do we breathe out during exhalation? options A :carbon dioxide option B: Nitrogen option C:Oxygen option
D: a mixture of gases that has more carbon dioxide than inhaled air optionE: a and c
Inhalation and Exhalation are a result of combined action of thoracic cavity and diaphragms.