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25 Cards in this Set
- Front
- Back
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CNS |
Brain and spinal cord |
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PNS |
Nerves |
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Sensory Neuron |
Takes nerve signals from a sensory receptor to the CNS |
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Motor Neuron |
Takes nerve impulses AWAY from the CNS to an effector |
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Myelin Sheath |
Forms a nerve covering for nerve fibers
Gives nerves their white, glistening appearance and serves as an insulator |
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Neurotransmitter |
Molecules stored at the ends of axons
Responsible for transmission across a synapse |
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Spinal Cord |
Provides communication between the brain and peripheral nerves |
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Cerebrospinal Fluid |
Cushions and protects CNS |
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Frontal Lobe |
Motor skills Intelligence Personality Used to Think |
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Parietal Lobe |
Body Senses Sensory Information |
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Occipital Lobe |
Vision |
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Temporal Lobe |
Hearing |
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Corpus Callosum |
Connects the two hemispheres of the brain |
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Thalamus |
All sensory input EXCEPT SMELL |
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Hypothalamus |
Maintains Homeostasis Regulates Hunger, Thirst, Sleep, Body Temp & Water Balance |
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Cerebellum |
Maintains Posture & Balance Coordinates Voluntary Movement |
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Medulla Oblongata |
Regulates Heartbeat, Breathing and Blood Pressure |
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Reticular Formation |
Keeps you Alert Filters Unnecessary Stimuli |
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Lymbic System |
Pleasure & Stress Response |
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Association Areas |
Where Memories Are Stored |
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Cranial Nerves |
12 Pairs Attached to Brain |
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Spinal Nerves |
31 Pairs Emerge from either side of spinal cord |
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Sympathetic Division of ANS |
Acts during physical stress Accelerates Heart rate "Fight or Flight" response |
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Parasympathetic Division of ANS |
"Rest or Digest" System Promotes Relaxed State |
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Memorize |
1. Frontal Lobe 2. Parietal Lobe 3. Occipital Lobe 4. Corpus Callosum 5. Thalamus 6. Hypothalamus 7. Pituitary Gland 8. Cerebellum 9. Midbrain 10. Pons 11. Medulla Oblongata 12. Spinal Cord 13. Brain Stem |
