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| Anatomy of the Nervous System? |
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Definition
| Brain, Spinal Cord, 12 pairs of cranial nerves, 31 pairs of spinal nerves |
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Definition
| Long process of a neuron. axons SENDS the nerve impulse |
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| Dendrite: Tree like process on the neuron. RECIEVES a nerve impulse |
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Definition
| Main part of the neuron contains the nucleus |
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Definition
| Junction between two neurons |
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| 3 dense irregular CT sacs surrounding the brain and spinal cord |
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Term
| What're the 3 layers of the Meninges from superficial to deep? |
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Definition
| Dura mater, Arachnoid mater, Pia mater |
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Definition
| mass of nerve tissue in the vertebral column |
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Definition
| a network of nerves coming out of the spinal column |
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Definition
| Covering around an axon that protects and insulates |
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| Chemical message sent across the synapse |
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| SENSORY nerve impulse TOWARD the CNS |
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Definition
| MOTOR nerve impulse AWAY from the CNS toward a muscle/gland |
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Definition
| located in the middle ear helps maintain equilibruim and judge weight of objects and tells the brain where you are in space |
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Definition
| proprioceptor located between muscle and tendon. tells brain if muscle is being over stretched or contracted |
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| What're the four main parts of the brain? |
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Definition
| Cerebrum, Cerebellum, Diancephalon, Brain Stem |
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Definition
Sensory: Jaws and Eyes
Motor: Chewing and Tears |
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Definition
| Motor/Sensory- optic, nasal, tongue, taste buds |
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Definition
| Motor/Sensory innervates all internal organs |
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Term
| What is the CNS comprised of? |
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Definition
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| What is the function of the CNS? |
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Definition
| Receives, sends, and interprets |
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| What is the PNS comprised of? |
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Definition
| 12 pairs of cranial nerves, and 31 pairs of nerves coming out of the spinal cord |
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Definition
| SENDS afferent messages to brain and RECEIVES efferent messages to move body parts |
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Definition
| An automatic response that isn't interpreted by the brain |
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| How does massage affect the nervous system? |
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Definition
| Massage activates the PNS thus relaxing muscles, and improving bodily function |
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