Login or Sign Up

Ask a New Question

Oxygenation of blood

Questions (2)

Why does the blood returning to the heart have very little oxygen in it? (1 point) Responses The heart is not pumping oxygen
1. 1 answer
2. asked anonymously
3. 58 views
Oxygen enters the blood in the(1 point) Responses bronchi. bronchi. pharynx. pharynx. larynx. larynx. alveoli. alveoli.
1. 1 answer
2. asked anonymously
3. 48 views