The muscles in your diaphragm contract to push the air out of your lungs.
Inhaled air is richer in oxygen than exhaled air.
yes it is the inhaled air is 0.04 %, whereas, of the exhaled air is 4 % (100 times) more
Exhaled air, which has a slightly higher amount of carbon dioxide, is heavier than inhaled air.
Carbon dioxide makes up most of the exhaled air in
CO2 makes up most of the exhaled air in vertebrates.
A small percent . exhaled air always contains oxygen .
The typical composition of exhaled air is about 18% O2, 78% N2, and 4.0% CO2
Exhaled air has more carbon dioxide and less oxygen than does inhaled air.
Breathing.
Inhaled air contains more oxygen than exhaled air because the cells have not yet used that oxyginated air.
Depends on which temperature it held to start with. In a Sauna exhaled air will be colder, in a walk-in freezer exhaled air will be warmer. How about in a lift? Where isn't a relevant factor, only ambient temperature is. If the ambient temperature is colder than body core temperature, then exhaled air will be warmer. If ambient temperature is warmer than body core temperature then exhaled air will be colder.
The larynx (voicebox) is responsible for speech in humans, due to vibrations from exhaled air.