Neurogenic Ch.2

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Neurogenic Ch.2
2013-01-28 21:07:20

Neurogenic Ch.2
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  1. Thalamus lesion clinical symptoms
    altered regulation of cortical functions and contralateral unpleasant or painful sensation
  2. basal ganglia lesion clinical symptoms
    reduced movement, involuntary movement, and abnormal posture
  3. brainstem lesion clinical symptoms
    altered consciousness, vertigo, nystagmus, cranial nerve dysfunctions, and crossed sensorimotor deficits 
  4. Olfactory Nerve (I)
    sensory: smell
  5. Optic Nerve (II)
    Sensory: Vision
  6. Oculomotor Nerve (III)
    Motor: eye movement, regulation of pupil; accommodation of lens for near vision; upper lid elevation
  7. Trochlear Nerve (IV)
    Motor: eye movement
  8. Trigeminal Nerve (V)
    • Motor: mastication
    • Sensory: sensation of face, orbit an oral structures
  9. Abducens Nerve (VI)
    Motor: eye movement
  10. Facial Nerve (VII)
    • Motor: facial expression; secretion of saliva and tears
    • Sensory: taste on the anterior two-thirds of tongue 
  11. Acoustic/vestibulocochlear Nerve (VIII)
    Sensory: equilibrium and audition
  12. Glossopharyngeal Nerve (IX)
    • Sensory: swallowing
    • Motor: taste on the posterior third of tongue; visceral sensation from palate and oral pharynx
  13. Vagus Nerve (X)
    • Motor: phonation and swallowing
    • Sensory: sensation of pharyngeal cavity, thoracic and abdominal organs
  14. Accessory Nerve (XI)
    Motor: head movement and shoulder elevation
  15. Hypoglossal Nerve (XII)
    Motor: tongue movement 
  16. Prosencephalon
    • (forebrain)
    • -telencephalon
    • -diencephalon
  17. Mesencephalon
  18. Rhombencephalon
    • (hindbrain)
    • -Metencephalon (pons)
  19. Myelencephalon
    (medulla oblongata)
    • Olfactory
    • Optic
    • Oculomotor
    • Trochlear
    • Trigeminal
    • Abducens 
    • Facial
    • Vestibulocochlear
    • Glossopharyngeal
    • Vagus 
    • Spinal Accessory
    • Hypoglossal 
  21. Alternate name for sympathetic system
    thoracolumbar division
  22. Alternate name for parasympathetic system
    craniosacral system 
  23. Preganglionic fibers
    • From CNS to ganglion
    • are mostly myelinated
  24. Postganglionic fibers
    • From ganglion to the target organs
    • mostly unmyelinated
  25. Five nuclear masses of Basal ganglia 
    • caudate nucleus
    • putamen
    • globus pallidus
    • claustrum 
    • amygdaloid nucleus
  26. reticular formation
    • inhibit, facilitate, modify, and regulate all cortical functions. 
    • integrates all sensorimotor stimuli with internally generated thoughts, emotions and cognition.
    • responsible for maintaining the homeostatic state of the brain . 
  27. 3 subdivisions of midbrain
    • tectum
    • tegmentum
    • basis pedunculi 
  28. dermatome
    area of the body innervated by the neurons in a single dorsal root ganglion 
  29. myotome 
    muscles or part of muscles innervated by all the axons exiting the cord via a single ventral root
  30. four major plexuses
    • cervical
    • brachial 
    • lumbar
    • sacral
  31. 3 types of fibers in the medullary core of brain
    • projection
    • association
    • commissural