The Power of the Human Brain

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Introduction Humans have been considered the highest form of living things on earth . This is not attributed to the fact that the human body is strong or agile , because there are multiple animals that possess strength and agility far beyond the imagination of humans . The main characteristic that distinguishes humans from all other organisms is the brain . The brain is the powerhouse of the body . However this is also the site of the mind . The mind has been said to give humans superior status over other creatures . With this one significant characteristic, humans have the ability to reason , feel and adapt . Man has crossed many miles stones beyond the capabilities of any other living thing ad there are many more feats to be reached Structure Of The Brain The brain has three main parts, the Cerebrum, the Cerebellum, and the Brain Stem, The brain is divided into regions which control specific functions The Cerebrum is the largest part of the brain , it controls certain fucntions such as perception, imagination , thought ,judgement and decision making . The surface of the Cerebrum (Cerebral cortex) is comprises of six thin layers of neurons , that rest ontop of a large surface of white matter pathways . The cortex is extemerly twisted and coiled to the point that if it is spread out, it might actually take up as much as 2.5 Square feet, and it comprises of 10 billion neurons and about 50 trillion synapses.The furthest part is the frontal lobe and is very important because its responsibility consists of voluntary movement and planning is thought to be the most significant lob for personality and intelligence .Behind the frontal Lobe is the parietal lobe, which includes the somatosensory area which happens to be just be... ... middle of paper ... ...basic tasks . It is most common among older people Alzheimers disease is named after Dr. Alois Alzheimer in 1906 who noticed changes in the brain tissue of a woman who had died of mental illness Scientist have no figured out what causes Alzheimer’s Disease , but its clear that it develops because of a complex series of events which take place in the brain over an accumulated period of time . Alzheimer Disease is complex and there is no indication of a way to delay, prevent or cure it , although medications like rivastigime ,galantamine and Donepezil are used to treat mild and early stages of Alzheimer’s there are also drugs to treat some particular symptoms of Alzheimers like sleepness ,agitation , wandering and depression

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