★ Human Anatomy Quiz
The brain uses approximately ____% of the oxygen used by the body
A. 10
B. 25
C. 50
D. 75
Select your answer:
Topics:
Parkinson Disease Macromolecules & Nutrients The Cell Pulse Discovery of DNA Fats and Coronary Heart Disease Heart and Circulatory System Muscle System Genes and Cells Disease & Immunity Pancreas Year 7 Nutrition Absorption, Lymphatic System, and Blood Vessels Respiration Anatomy and Physiology Infant NutritionOther quiz:
Fitness › Viewthe food that you usually eat
A. Diseases
B. Weightlifting
C. Fitness
D. Diet
Safety and First Aid › View
Do not play with _________________.
A. Sharp objects
B. football
C. toys