SCIENCE

BREATH IN - AIR ENTERS BODY THROUGH NOSE AND MOUTH

BREATHE OUT

ORGANS THAT FILL WITH AIR (LIKE BALLOONS)

AIR IS PULLED IN AND PUSHED OUT THE LUNGS BY THE MUSCULAR DIAPHRAGM

FLAP TISSUE THAT CLOSES TO PREVENT FOOD FROM ENTERING THE TRACHEA

TUPE THAT CONNETS THE LARNYX TO THE LUNGS. SUPPORTED BY CARTILAGE RINGS.

BRANCHES OF THE TRACHEA INSIDE THE LUNGS. (BRONCHI=BRANCHES)

AIR SACS IN THE LUNGS. WHERE OXYGEN GOES INTO THE BLOOD AND CARBON DIOXIDE LEAVES THE BLOOD. *(GAS EXCHANGE PLACE)

VOICE BOX