1.the primary task of the respiratory system__________.
2.the gas needed by the cells of the body to produce energy from food is_________.
3.the ___________ closes to prevent food from getting into the trachea.
4.the lungs contain the_______ in which gas exchange takes place.
5. the trachea divides in to two_______.
6. the bronchi divided into______.
pasagot po nang maayos
nonsense-report
2.the gas needed by the cells of the body to produce energy from food is_________.
3.the ___________ closes to prevent food from getting into the trachea.
4.the lungs contain the_______ in which gas exchange takes place.
5. the trachea divides in to two_______.
6. the bronchi divided into______.
pasagot po nang maayos
nonsense-report
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Answer:
1.exchange of gas
2.oxygen
3.epiglottis
4.alveoli
5.the right and left primary bronchi
6.right and upper lobe bronchus and the bronchus intermedius