Neurons1 - Neurons, Hormones, and the Brain Control of the...

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Neurons, Hormones, and the Brain Control of the Body Because of the organization of the nervous system, the left hemisphere of the brain controls the functioning of the right side of the body. Likewise, the right hemisphere controls the functioning of the left side of the body. Vision and hearing operate a bit differently. What the left eye and right eye see goes to the entire brain. However, images in the left visual field stimulate receptors on the right side of each eye, and in-formation goes from those points to the right hemisphere. Information perceived by the right visual field ends up in the left hemisphere. In the case of auditory information, both hemispheres receive input about what each ear hears. However, information first goes to the opposite hemisphere. If the left ear hears a sound, the right hemisphere registers the sound first. The fact that the brain’s hemispheres communicate with opposite sides of the body does not
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This note was uploaded on 01/23/2012 for the course PSY PSY2012 taught by Professor Scheff during the Winter '09 term at Broward College.

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