Question 8 / 9:  Where is the dorsal root ganglion of the auditory portion of VIII ?
A.  In the medulla.
B.  In the bony spiral lamina.
C.  In the internal auditory meatus.
D.  In the facial canal.
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Explanation:

The cochlear duct winds around the bony spiral lamina in the petrous part of the temporal bone. Within this part of the bone reside the cell bodies of the auditory axons. This ganglion is therefore named the spiral ganglion. The bone is blue on this section. The nerve is dark pink in the center.

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Neuroanatomy 09 The Auditory System

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Attribution:  Stephen C. Voron, M.D., Suzanne S. Stensaas, Ph.D. , Department of Neurobiology and Anatomy, University of Utah, School of Medicine, Salt Lake City, Utah 84132, http://library.med.utah.edu/kw/hyperbrain
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