Topics: Human Anatomy Quiz
The brain uses approximately ____% of the oxygen used by the body
A. 10
B. 25
C. 50
D. 75
Preview next quiz:
_________ is the human body’s largest organ
A. liver
B. stomach
C. lung
D. skin
The brain uses approximately ____% of the oxygen used by the body
A. 10
B. 25
C. 50
D. 75
Preview next quiz:
_________ is the human body’s largest organ
A. liver
B. stomach
C. lung
D. skin