Thursday, March 7, 2013

The Brain

I. Hindbrain
    A. Medulla Oblongata- connects directly to spinal cord. Reflexes (coughing, sneezing, reflex arcs, etc.) Last structure to "die" when oxygen runs out. Responsible for basic body function: heart rate and breathing.
     B. Cerebellum- coordinates complex motor skills. Athletics, dance, etc.

II. Midbrain- (+ Hindbrain=Brainstem)
     A. Superior and Inferior Colliculi- involved in coordination of visual and auditory stimuli
     B. Reticular Fornation- "Internal clock." Regulates states of consciousness

III. Forebrain
     A. Basal Ganglia, Amygdala, and Hippocampus- Long-term memory
     B. Thalamus- Relay center for the brain.
     C. Hypothalamus- Thermostat

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