Pressure and volume changes during inhalation and exhalation

INHALINGPressure decreases, Volume increases
Pressure in lungs: 757mmHg
Pressure outside: 760mmHg
Diaphragm contracts downward
EXHALINGPressure increases, volume decreases
Pressure in lungs: 763mmHg
Pressure outside: 760mmHg
Diaphragm relaxes upwards
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