Monday, February 28, 2011

mental abbilities

1. Explain in detail what "savant syndrome" means.
-
is a rare condition in which people with developmental disorders have one or more areas of expertise, ability, or brilliance that are in contrast with the individual's overall limitations. Although not a recognized medical diagnosis, researcher Darold Treffert says the condition may be either genetic or acquireded

2. What does genius mean?  Explain the difference between genius and savant.
- a gen
ius is someone embodying exceptional intellectual ability, creativity, or originality, typically to a degree that is associated with the achievement of unprecedented insight. A savant is someone who someone who has a very strong memory in a specific area. These people usually suffer of a very severe brain inujury that has changed completely the way their brain works.

3. What is a stroke and how could it affect your mental functioning?
-a stroke is a rapidly loss of brain functuing.
-the affected area of the barin ins unable to respond or work after this has happened.
-after this has happened it is very possible that the victim will not be able to move one part of his or hers body.
- the person might ass well have problmes understanding language or using it.

4. What is a functional MRI and how does it help us understand brain activity?
-Functional MRI is based on the increase in blood flow to the local vasculature that accompanies neural activity in the brain. The FMRI helps us with new insights into physiological bases for disfunction. It measures the hemodynamic response (change in blood flow) related to neural activity in the brain or spinal cord of humans or other animals. One powerful approach is to examine brain regions whose activity changes when people are asked to (i)  process different kinds of information (for example, words, pictures, sounds, letters, images);

5. What is the corpus callosum and what role does it play in your brain's activity?
- The corpus callosum (Latin: tough body), also known as the colossal commissure, is a wide, flat bundle of neural fibers beneath the cortex in the eutherian brain at the longitudinal fissure.
The corpus callosum is the major neural pathway that connects homologous cortical areas of the two cerebral hemispheres.
6. What is epilepsy and how might it affect your brain's abilities?
- Epilepsy is currently defined as a tendency to have recurrent seizures (sometimes called fits). A seizure is caused by a sudden burst of excess electrical activity in the brain, causing a temporary disruption in the normal message passing between brain cells. epilepsy can cause memory loss, specifically about the events that occurred during the time period involving the seizure. There is no clear cause to this condition.

7. What is autism?
- Autism is known as a complex developmental disability. Experts believe that Autism presents itself during the first three years of a person's life.

8. What is Asperger's Syndrome?
- Asperger's syndrome, also called Asperger's disorder, is a type of pervasive development disorder (PDD). PDDs are a group of conditions that involve delays in the development of many basic skills, most notably the ability to socialize with others, to communicate, and to use imagination.

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