breathing process respiration system diaphragm inhalation and exhalation out

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Breathing process. Respiration system Diaphragm. Inhalation and Exhalation. Breathing in and Breathing out Royalty Free Stock Photo
Inhalation and Exhalation. Breathing process. Respiratory system Diaphragm. Breathing in and Breathing out. Medical Royalty Free Stock Photo
The diaphragm aids breathing by contracting to inhale and relaxing to exhale, moving air in and out Royalty Free Stock Photo
Mechanism of breathing shows inspiration and expiration with arrows, lungs, ... Royalty Free Stock Photo
   
   
   
Breathing process. Respiration system Diaphragm. Inhalation and Exhalation. Breathing in and Breathing out
   
   
   
   
   
   
   
Breathing process. Respiration system Diaphragm. Inhalation and Exhalation. Breathing in and Breathing out. Medical illustration

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