Question

describe how our brain gets a continous supply of oxygen from the atmosphere​

Answer 1

Answer:

Answer: Respiratory gas exchange and the blood circulation provide a continuous supply of oxygen from the atmosphere to the brain. Inhalation draws in fresh air from the atmosphere into lungs through nostrils and via nasopharynx, and trachea. ... The brain tissue picks up O2 and releases CO2 to blood.

Answer 2

Answer:

respiratory gas exchange the blood circulation provide a mountainous supply of oxygen from the atmosphere....