Guest guest Posted November 25, 2002 Report Share Posted November 25, 2002 Dear yogiguruji, What part / parts of the brain coordinates the movements? If there are some lesions, what causes the uncoordinated movementswith tremors (due to the carotidian stenosis? Thank you again! Yours faithfully, Monica. --- yogiguruji <yogiguruji wrote: > Good Morning! > > How The Body Works: The Brain > > The brain serves many important functions. It gives > meaning to things > that happen in the world surrounding us. > > We have five senses: sight, smell, hearing, touch > and taste.Through > these senses, our brain receives messages, often > many at one time. It > puts together the messages in a way that has meaning > for us, and can > store that information in our memory. For example: > An oven burner has > been left on. By accident we touch the burner. Our > brain receives a > message from skin sensors on our hand. Instead of > leaving our hand on > the burner, our brain gives meaning to the signal > and tells us to > quickly remove our hand from the burner. Heat has > been felt. If we > were to leave our hand on the burner, pain and > injury would result. > As adults, we may have had a childhood memory of > touching something > hot that resulted in pain or watching someone else > who has done so. > Our brain uses that memory in a time of need and > guides our actions > and reactions in a harmful situation. > > With the use of our senses: sight, smell, touch, > taste, and hearing, > the brain receives many messages at one time. It can > select those > which are most important. Our brain controls our > thoughts, memory and > speech, the movements of our arms and legs and the > function of many > organs within our body. It also determines how we > respond to > stressful situations (i.e. writing of an exam, loss > of a job, birth > of a child, illness, etc.) by regulating our heart > and breathing > rate. The brain is an organized structure, divided > into many parts > that serve specific and important functions. > > Language and Speech Functions > > > In general, the left hemisphere or side of the brain > is responsible > for language and speech. Because of this, it has > been called > the " dominant " hemisphere. The right hemisphere > plays a large part in > interpreting visual information and spatial > processing. In about one > third of individuals who are left-handed, speech > function may be > located on the right side of the brain. Left-handed > individuals may > need specialized testing to determine if their > speech centre is on > the left or right side prior to any surgery in that > area. > > There is an area in the frontal lobe of the left > hemisphere called > Broca\xd5s area. It is beside the region that > controls the movement > of our facial muscles, tongue, jaw and throat. If > this area is > destroyed, there is difficulty in producing the > sounds of speech. One > is unable to move the tongue or facial muscles in > the appropriate way > to make words. The individual can still read and > understand spoken > language but has difficulty in speaking and writing > (i.e. forming > letters and words, doesn't write within lines). This > problem is > called Broca's aphasia. > > There is a region in the left temporal lobe called > Wernicke's area. > Damage to this area causes Wernicke's aphasia. Words > are heard but > are meaningless (receptive aphasia). An individual > can make speech > sounds. These sounds however have no meaning for the > individual is > unable to understand what is said by him or others. > Many > neuroscientists believe that the left hemisphere and > perhaps other > portions of the brain are important in language. An > aphasia is simply > a disturbance of language. Certain parts of the > brain are responsible > for specific functions in language production. There > are many types > of aphasias, each depending upon the brain area that > is affected, and > the role that area plays in language production. > > For a complete summary of the brain and its > functions be sure and > visit: > http://www.peacefulmind.com/body_frame.htm and > http://www.peacefulmind.com/dreams_frame.htm > > > Andrew Pacholyk, LMT, MT-BC, CA > Peacefulmind.com > Alternative medicine and therapies > for healing mind, body & spirit! > > > > > Mail Plus – Powerful. Affordable. Sign up now. http://mailplus. Quote Link to comment Share on other sites More sharing options...
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