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Neurologic Pathophysiology Video
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Video at a Glance
- The sensation of pain begins in nociceptors.
- There are multiple types of sensory nerve fibers. A fibers are fast, and C fibers are slow.
- The thicker the fiber, the faster the nerve impulse.
- Fast fibers communicate rapid changes and sharp impulses.
- C fibers communicate a background state associated with dull or aching pains.
- For people with chronic pain, a mild impulse is transferred as a significant signal to the brain.
- Neuropathic pain is burning or shooting.
- Static pain is felt when the patient is holding still. Dynamic pain is a shooting and stabbing pain experienced because of a sudden change in the tissues.
- Static pain is well controlled with narcotics, whereas dynamic pain is better controlled with NSAIDs.
- Myasthenia Gravis is an autoimmune disease that blocks nerve impulses and causes muscle weakness.
- Guillain Barre is an infection caused by a virus or certain bacteria.
- Spina Bifida is a neural tube closure defect.
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