Nose - inhales and filters air (hairs, mucus), pharynx (throat) - contains epiglottis which stops food going down trachea (choking), larynx - voice box, Rings of cartilage - keeps trachea open, trachea - draws air into lungs, traps particles, lungs - gaseous exchange, diaphragm - dome shaped muscle - helps you inhale and exhale, bronchi - trachea splits into two tubes that go to the lungs,

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