PSYC 169 Chapter Notes - Chapter All Chapters: Simultanagnosia, Agnosia, Cerebral Achromatopsia
Course CodePSYC 169
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Textbook: Illusions of the Brain Review Notes
• Peripheral Nervous System carries information from around the body, back to the
central nervous system, where it is processed, and information is sent back out to the
• PNS can regenerate if damaged, while CNS cannot regenerate. Damage is structurally
• Locked-in Syndrome: stroke in brain stem disconnects brain from body… full awareness,
but cannot move. (maybe eye movement)
• Cerebellum: muscle balance, damage = jerky movements, intention tremor (tremors
when deliberate movement made), loss of balance/position. Fall over without visual
• Thalamus: sensation, parkinson's damage.
• Hypothalamus: fight or flight, sexual behavior, eating drinking sleeping waking.
• Primary cortex: primary sensory and motor regions, high degree of localization: flash of
light, touch on arm, hearing a particular tone. Discrete body movements
• Secondary Cortex: vivid visual scene, arm touched by velvet, hears melody. Secondary is
important in interpreting sensations received in primary cortex and turning them into
• Tertiary Cortex: association cortex… not much known.
o 4 main areas of brain
▪ Brainstem: input from special sense, deals with vital processes
▪ Cerebellum: coordination of muscle activity
▪ Diencephalon: central control of sensation and movement, motivation,
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