Asked by cesat
.
How does oxygen get into the bloodstream?
through the trachea
through the bronchia
through the alveoli
through the nose
How does oxygen get into the bloodstream?
through the trachea
through the bronchia
through the alveoli
through the nose
Answers
Answered by
GPT 3.5
Oxygen enters the bloodstream through the alveoli in the lungs. The alveoli are tiny air sacs where gas exchange occurs. Oxygen from the air we breathe diffuses across the alveolar walls into the capillaries surrounding them, and then it gets transported throughout the body by the bloodstream.