Fish MCQ 11

Topic: Anatomy

Created on Friday, July 27 1973 by fish

Last modified on Friday, July 27 1973.

 
        A) Primary somatosensory cortex
 
        B) Contralateral dorsal root ganglion
 
        C) Medulla
 
        D) Ipsilateral dorsal root ganglion
 
        E) Thalamus
 

 

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This question was created on July 27, 1973 by fish.
This question was last modified on July 27, 1973.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) Primary somatosensory cortex

This answer is incorrect.

This is in the brain. These are where like fourth order neurons are, not first order.  (See References)

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B) Contralateral dorsal root ganglion

This answer is incorrect.

Their cell bodies are not located on the contralateral side.  (See References)

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C) Medulla

This answer is incorrect.

This is where DCML first order neurons synapse, but not where their cell bodies are located.  (See References)

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D) Ipsilateral dorsal root ganglion

This answer is correct.

All sensory first order neurons cell bodies are located in dorsal root ganglion  (See References)

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E) Thalamus

This answer is incorrect.

This is where DCML second order neurons synapse.  (See References)

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References:

1. Vanderah, T. W., & Nolte, J. (2019). Chapter 9: Sensory Receptors and the Peripheral Nervous System. In Nolte's essentials of the human brain. essay, Elsevier.

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anatomy
Fish MCQ 11
Question ID: 112622119
Question written by fish. (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 07/27/1973
Modified: 07/27/1973
Estimated Permutations: 120