MEDSURG | PART 1 Primer Neurological System

STAT Stitch Deep Dive Podcast Beyond The Bedside di Regular Guy

S02
14:11
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🧠 High-Yield Neurology Study Guide (RN Prep)

1️⃣ Neuron Basics & Injury Patterns

  • Neurons: Excitable cells that transmit impulses via action potentials & neurotransmitters.
  • Glial cells: Support neurons. 🧩 Astrocytes form scar tissue; Oligodendrocytes (CNS) + Schwann cells (PNS)make myelin.
  • UMN Lesions: Weakness, spasticity, hyperreflexia, ↑ tone. (Think: stroke, SCI.)
  • LMN Lesions: Flaccid paralysis, atrophy, fasciculations, ↓ reflexes. (Think: Guillain-BarrĂŠ, spinal root injury.)

2️⃣ Neuro Protection & Fluid

  • Meninges: Dura → Arachnoid →  ... 
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