Dexterity 2 3 1 frontal lobe frontal eye field

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Unformatted text preview: terior premotor cortex premotor cortex and superior to Broca Broca a. Controls voluntary eye movements movements 2 3 1 Frontal Lobe: Prefrontal Cortex Frontal In the anterior part of the frontal lobe a. Involved with thought, intelligence, motivation, personality, judgment, persistence, planning, conscience and concern for others b. Matures slowly and is dependent on positive and negative feedback. c. Damage - mood swings, loss of attentiveness and judgment, etc. Cerebral Lobes: Parietal Lobe Cerebral Parietal Lobe Parietal Primary Somatosensory Cortex (4) (4) Postcentral gyrus Postcentral Receives input from sensory receptors in skin, muscles skin, • Touch, pressure, pain taste,temperature I.D. body region input is from from Damage - can’t determine the site of the stimulus stimulus 4 5 Cerebral Lobe: Parietal Lobe Cerebral Sensory Association Area (5) Association Integrates and analyzes tegrates sensory iinput based on nput based on past experience past experienc Evaluates size, texture, valuates texture, relationships etc. relations etc. 4 5 Damage – Damage astereognosis – the inability astereognosis to recognize a small object by palpation, without the aid of vision. . Interferes with the ability to appreciate the meaning of a meaning of stimulus. Sensory Homunculus Sensory Cerebral Lobes: Occipital Lobe Cerebral Occipital Lobe Occipital Primary Visual Cortex (6) (6) Posterior occipital lobe Posterior (calcarine sulcus) Receives input from retina regarding shape, color, and movement movement Info relayed through lateral Info lateral geniculate body of thalamus geniculate •Stimulation - visual Stimulation visual hallucinations seeing flashes of light, stars & other geometric forms forms 7 6 Cerebral Lobes: Occipital Lobe Cerebral Visual Association Area (7) (7) Surrounds visual cortex Surrounds Interprets visual inputs, uses past experiences uses Allows for visual recognition and appreciation of what we see see Stimulation - complex complex hallucinations - see animals and see people and react with fear or laughter laughter Damage - visual agnosia - can’t visual agnos understand what one sees. understand 7 6 Cerebral Lobes: Temporal Lobe Cerebral Temporal Lobe Temporal Primary Auditory Cortex (8...
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This note was uploaded on 12/08/2011 for the course AMY 2A taught by Professor Jamesivey during the Spring '06 term at Riverside Community College.

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