Ventral and dorsal roots
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6 Terms
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Dorsal root
Sensory input to spinal cord
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Dorsal root ganglion
Soma of pseudounipolar first-order neurons
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Ventral root
Motor output from spinal cord
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Shingles
Rash along path of sensory neurons
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What causes shingles?
persistance of varicella zoster (chickenpox) virus in dorsal root ganglion
Usually suppressed by immune system
Reactivates later in life
Common after age 50
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Shingles symptoms and treatments
pain, itching, discoloration, blisters
Usually in single band around torso
Treated with antivirals or pain relievers
Chickenpox vaccine reduces risk
Note 
Flashcards (24)