THE UNKNOWN FACTS-7
THE UNKNOWN FACTS-7 1.Each year there are about 300,000 brain concussions that occur during sports activities. 2.The word "glia" comes from the Greek word meaning "glue." 3 .Aphasia is the name of speech and language problems caused by brain injury. 4.Humans sleep for 17-18 hours a day at birth, 10-12 hours at age 4 and 7-8.5 hours by age 20. 5.The cerebellum is only 10% of the entire volume of the brain, but contains more than half of all of the neurons in the brain. 6.About 3% of all people living to the age of 80 will be diagnosed with epilepsy. 7.About 50 ml of blood travels through 100 gram of brain tissue each minute. 8.The Society for Neuroscience, with more than 36,000 members, is the largest professional organization in the world dedicated to the study of the nervous system. 9.The three most common fears are: snakes ...