Home » General Knowledge MCQS » The human brain uses__________ percent of the total oxygen and blood in the body?The human brain uses__________ percent of the total oxygen and blood in the body? by A. 20 B. 12 C. 35 D. 48 Related Posts:Percentage of water in brain cells is_______?Main blood vessel of arthropods usually:The major constituent of blood plasma is___________?Deoxygenated blood first enters in _________ part in fishes?Body is eel like in___________?Body is globular in_________?