Tuesday, February 2, 2010

Map Of The Brain

The brain has many different areas which all function to control different parts and aspects of your body. Right now, we will focus on the main layout of the brain as we see it with the naked eye. The cerebral cortex, or the outermost layer of the brain, appears very wrinkled and bunched up, but if stretched out it will cover the surface area of 2.5 square feet. Let's keep in mind that there are two hemispheres of the brain, each with four lobes--the frontal, parietal, occipital, and temporal--that make up the cerebral cortex:

Each lobe is involved in different areas of mind, body, or sensory function:
The frontal lobes - helps moderate speech and influences planning, judgment and reasoning
The parietal lobes - helps manage the perception of the sense of touch and feel of your body's position and movement
The occipital lobes - an interesting part of the brain, manages your vision while receiving sensory input from the opposite eye, rather than the eye on the respective side
The temporal lobes - associated with memory and, similar to the occipital lobes, manages hearing and auditory info, also receiving input from the opposite ear

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