Neuromotor Control of Speech

Neuromotor Control of Speech - Neuromotor Control of Speech...

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Neuromotor Control of Speech Everything you feel, think, experience originates in the brain no direct contact with reality Human Brain weighs about 3lbs The convolutions make the human brain human Gyri: hills Sulci: crevices if the cortex was to be skinned off and the brain laid flat, it would be about 3ft x 3ft if the cortex was not folded in on itself the head would be huge 2 Hemispheres Left Hemisphere frontal and parietal lobe divided by Fissure of Rolando primary motor strip on frontal lobe anterior to fissure neurons activate causing voluntary movement controls right side of body important in fluency disorders each half of tongue has to receive the same signal from both primary motor strips primary sensory strip on parietal lobe posterior to fissure majority of motor strip given to fine motor movements such as face, vocalizations, feeding, etc. upside down: the top of the motor strip corresponds to the feet and the bottom to the head Brocca's Area on Frontal lobe expressive speech Wernicke's Area on temporal lobe Speech reception (able to speak but unable to comprehend what is being said) Right Hemisphere frontal and parietal lobe divided by Fissure of Rolando primary motor strip on frontal lobe anterior to fissure controls left side of body primary sensory strip on parietal lobe posterior to fissure Anterior Area of Ross on Frontal lobe expressive prosody of speech (damage can cause monotony) Posterior Area of Ross on Parietal lobe
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Neuromotor Control of Speech - Neuromotor Control of Speech...

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