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24 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Spinal Cord
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Connected to the brain at brainstem
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Has bilateral symmetry
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Cervical Enlargement
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Nerves of shoulders and upper limbs
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Lumbar Enlargement
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Nerves of pelvis and lower limbs
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Conus Medullaris
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Thin, conical spinal cord below lumbar enlargement
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Cauda Equina
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Nerve roots extending the spinal cord
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"Horse-Tail"
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Filum Terimnale
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Thin thread of fibrous tissue at end of conus medillaris
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_____A_____ to the back, and _____B_____ to the front
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A. Sensory
B. Motor |
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Posterior Horn
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Contains somatic & visceral sensory nuclei
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Anterior Horn
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Contains somatic motor nuclei
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Lateral Horn
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Are in thoracic & lumbar segments; contains visceral motor nuclei
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Gray Commissure
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Axon that cross from 1 side of cord to the other before reaching gray matter
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Central Canal
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Opening that runs parallel down the spinal cord
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_______A______ is descending, ______B______ is ascending and ______C______ does both!
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A. Motor
B. Sensory C. Lateral |
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Menigitis
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Viral or bacterial infection of meninges
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3 Meningeal Layers:
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• Dura Mater (Outer)
• Arachnoid Mater (Middle) • Pia Mater (Inner) |
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Tracts or Funiculi
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• In white columns
• bundles of axons |
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Cervical Plexus
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C1- C5 innervates neck, thoracic cavity, and diaphragmatic
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Phrenic Nerve (diaphragm)
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Cervical Plexus
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C1- C5 innervates neck, thoracic cavity, and diaphragmatic
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Phrenic Nerve (diaphragm)
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Brachial Plexus
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C5 - T1 innervates pectoral girdle & upper limbs
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Cervical Plexus
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C1- C5 innervates neck, thoracic cavity, and diaphragmatic
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Phrenic Nerve (diaphragm)
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Cervical Plexus
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C1 - C5 innervates neck, thoracic cavity, and diaphragmatic
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Phrenic Nerve (diaphragm)
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Lumbar Plexus
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T12 - L4
•Gentofermoral nerve (genital area) •Lateral femoral cutaneous nerve (skin of up thing) •Femoral Nerve (muscle of the up thing) |
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Lumbar Plexus
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T12 - L4
•Gentofermoral nerve (genital area) •Lateral femoral cutaneous nerve (skin of up thing) •Femoral Nerve (muscle of the up thing) |
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Sacral Plexus
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L4 - S4
•Sciatic Nerve > Fibular Nerve > Tibial Nerve •Pudendal Nerve |
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