oxygen and carbon dioxide exchange

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Illustration of human lungs with red, blue smoke oxygen, carbon dioxide exchange. Medical imagery represents breathing, Royalty Free Stock Photo

Alveoli anatomy, respiration Royalty Free Stock Photo

Pneumonia and healthy alveoli Royalty Free Stock Photo

Respiration organs poster Royalty Free Stock Photo

woman sitting lotus pose girl breathing oxygen and carbon dioxide transport cycle gas exchange concept living room Royalty Free Stock Photo

woman sitting lotus pose girl breathing oxygen and carbon dioxide transport cycle gas exchange concept bedroom interior Royalty Free Stock Photo

Cross-section illustration of human lungs showing the bronchi, bronchioles, and Royalty Free Stock Photo

Diagram of human lungs showcasing the respiratory system. The bronchi branch into Royalty Free Stock Photo

Woman sitting lotus pose girl breathing oxygen and carbon dioxide transport cycle gas exchange concept horizontal full Royalty Free Stock Photo

Bald Cypress knees at the edge of Ho Chi Minh`s carp pond, Hanoi, Vietnam Royalty Free Stock Photo

Lungs and Bloodstream Interaction Royalty Free Stock Photo

Human lungs with blood vessels isolated on transparent background Royalty Free Stock Photo

Gas exchange is the process by which oxygen from the lungs enters the blood and carbon dioxide from the blood enters the lungs. This exchange occurs in the lungs between the alveoli (tiny air sacs) and the capillaries (tiny blood vessels) that surround them.