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anatomy cardio 2
| Question | Answer |
|---|---|
| larynx: | voice box and vocal cords. covered by the flap of epiglottis |
| trachea: | supported by tracheal cartilage |
| bronchi: | tubes that branch from trachea into bronchioles |
| bronchioles: | branched tubes, supply air to alveoli |
| alveoli: | air sacs where gas exchange happens. surrounded by capilaries for diffusion of O2 and CO2 |
| diaphragm: | muscle for inhalation. contctracts to inhale, expands for exhale |