Parts of the system

Lungs

Diaphragm

Pleural membrane

Larynx

Trachea

Parts

Lungs: help you breathe, take up most of the space

Diaphragm: dome shaped muscle allowing your lungs to breathe

Pleural membrane: separates fluid, allows lungs to slide around easily when you breathe

Larynx: voice box, opens and closes to make sounds

Trachea: windpipe, two large tubes (bronchi) one going into the left lung the other going into the right lung