Question

What uses most amount of oxygen in human body?


1.Brain
2.Heart

Answer 1

Heart.................

Answer 2

The brain is the organ that requires a large quantity of oxygen as compared to the heart.

However, if you compare in terms of total amount of tissues that are equal in both then heart will at the top in terms of consuming oxygen.

This is mainly because that heart might pump oxygen to other parts but a maximum of it goes for the use of the brain.