4. The Brain Part Two

4. The Brain Part Two - The Brain Part Two The Brain: The...

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The Brain Part Two
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The Brain: The Hindbrain, Midbrain and Forebrain
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The HINDBRAIN Medulla, Pons, Cerebellum
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Medulla: regulates automatic functioning, circulation, breathing, muscle tone, reflexes (sneezing/salivating). Can't survive if destroyed Central for supporting life function
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Pons: regulates sleeping, waking, and dreaming Cerebellum: balance and coordination of movement; analyzes sensory information; may play a role in remembering simple skills, problem solving
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The MIDBRAIN Reticular formation, Tectum and Tegmentum
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Reticular Formation: modulates muscle reflexes, pain perception; active in states of arousal. Damage to this area may result in comas Tectum: involved in auditory and visual responses Tegmentum: controls some motor functions, regulates awareness and attention and some autonomic functions
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The FOREBRAIN
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Thalamus: relays motor impulses out of the brain; directs incoming sensory messages to higher centers Hypothalamus: hunger, thirst, emotion, sex and reproduction, body temperature and the autonomic nervous system (4 F's: fighting, fleeing, feeding, mating)
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Pituitary Gland: master gland governed by
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4. The Brain Part Two - The Brain Part Two The Brain: The...

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