Card 15 / 23: A patient complains of numbness of the fingers which progresses to loss of temperature sensation bilatterally. This condition results from:
A.)
Damage to the dorsal columns.
B.)
Bilateral compression of the anterolateral system.
C.)
Damage to the spinothalamic tract.
D.)
Interruption of the anterior white commisure.
Answer:
D.) Interruption of the anterior white commisure.
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The dorsal column axons convey vibration, discriminative touch, pressure and position sense.
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Neuroanatomy 05 Somesthetic Sensation
Author:
M.D.Stephen VoronLecturer
University of Utah
USA
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