BRONCHIOLES
BRONCHI
TRACHEA
ALVEOLI
DIAPHRAGM
NASAL CAVITY
LARYNX
LUNGS
In the bronchioles there are very small air sacs called ___________.
The ___________ is a muscle which contracts and relaxes to lets us breath.
The _________ contains the vocal cords that vibrate and make sound.
Bronchi divide into smaller tubes called ______________.
The ______ are two organs where gas exchange takes part.
The _________ is a tube that carries air to the lungs.
The ______ are two tubes that connect the trachea and the lungs
Air passes into the __________ ________.