Terms in this set (13)
-a tube made up of rings of cartilage that air passes through after it leaves the pharynx (throat).
A thick, slippery substance that moistens and traps particles from the air
A system of organs that we use to inhale oxygen and exhale carbon dioxide.
The passageway from the trachea to the lungs.
-to inhale oxygen and exhale carbon dioxide
The gas that enters the blood through the lungs and travels to the heart to be pumped by the arteries to all body cells.
-breathing air into the lungs.
-breathing air out of the lungs
The main organs of the respiratory system, used to take in oxygen and breathe out carbon dioxide.
voice box (larynx)
-the organ that covers the vocal chords.
-Tiny air sacs found found at the end of the bronchioles, where gas exchange occurs between the lungs and the bloodstream.
nose and mouth
openings where air enters and exits the body
the muscle that controls the movement of air into and out of the lungs. It contracts and air rushes into the lungs. It relaxes and air rushes out of the lungs.