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the respiratory system provides oxygen from the air for cells to change food into energy

• Function

• Nasal

• Nasal Cavity

• Oxygen

·         process of breathing in and out through respiratory system

·         The hairs that line the inside wall are part of the air-cleaning system

·         breathing habit or whose nasal passages may be temporarily obstructed, as by a cold

·          collects incoming air from the nose and passes it downward to the trachea ( windpipe )

The larynx forms the entrance to the ____________________

it is called "windpipe"

it is called "tubes"

·         bronchioles end in air sacs

Main organs of the respiratory system