You probably have used a computer in school or at home Computers are amazing machines They can keep careful records and do long calculations very quickly and accurately They can correct your spelling and find any fact in an encyclopedia in an instant Computers can play games with you and help you learn all kinds of subjects Computers can help people fly airplanes take photographs run machines send satellites around the Earth and look inside a human body Computers can do lots of different things But human brains made computers And human brains are more wonderful than any computer How To Install Your New Computer
I WONDER WHY IT’S NOT WORKING I don’T KNOW PROFESSOR I.Q. COULD IT BE A SHORT CIRCUIT IN THE INTERNAL HARD DRIVE’S NU-BUS ADD-ONS PROFESSOR
An adult brain weighs about 3 pounds and uses only 10 or 12 watts of electricity Yet that small organ in your head can do many more jobs than the biggest and fastest computer ever made Your brain directs and controls all the muscles and organs in your body It receives messages from your eyes ears nose tongue and skin and makes sense of the world around you It stores information in your memory It is involved in everything you do from eating and growing to running and sleeping to breathing and thinking Although your brain makes up only 2 percent of your body’s weight it needs 20 percent of your body’s oxygen It needs oxygen day and night because even when you sleep your brain is busy at work sometimes dreaming but always keeping your heart beating your lungs breathing your muscles moving If the supply of oxygen to your brain stops for just 10 seconds you will lose consciousness IT LOOKS LIKE A PINKISH-GRAY CAULIFLOWER
HERE it is the human brain i’ve separated the halves so you can see inside
