respiration breathing you breathe air not oxygen you will faint if you have too much oxygen quit a lot of oxygen and stuff you can breath through your nose and mouth some animals breathe through other things through the center of a tube Larynx/windpipe,larynx/voice box,trachea,bronkeyule tube,.bronkey, bronchioles,.Alveoli or Alveolar.det the oxygen to the body we need oxygen capillaries oxygen Alveoli moc speed
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