Motor tracts 1

Topic: Anatomy

Created on Thursday, August 31 2006 by jdmiles

Last modified on Wednesday, December 31 1969.

 
        A) Cortical control of motor cranial nerves
 
        B) Fine control of muscles of the body
 
        C) Motor control, with more effect over flexor than extensor muscles
 
        D) Control of neck, shoulder, and upper trunk muscles, as well as coordination of head and eye movements
 
        E) Control of muscles of the neck, shoulder, and upper trunk
 

 

	= Go back to the top of the page.
	= Reload a different version of this question ().
	= Load a random question from the database.
	= Use this question as a template to create a totally NEW question.
	= Enter detailed rating for this question!
	= How users like you have rated this question.

This question was created on August 31, 2006 by jdmiles.
This question was last modified on December 31, 1969.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

---

A) cortical control of motor cranial nerves

This answer is correct.

The major function of the Lateral Corticobulbar Tract is cortical control of motor cranial nerves.  (See References)

Please log in if you want to rate questions.

 

 

 

 

 

 

 

 

 

---

B) fine control of muscles of the body

This answer is incorrect.

The function 'fine control of muscles of the body' is primarily served by the Lateral Corticospinal Tract.  (See References)

Please log in if you want to rate questions.

 

 

 

 

 

 

 

 

 

---

C) motor control, with more effect over flexor than extensor muscles

This answer is incorrect.

The function 'motor control, with more effect over flexor than extensor muscles' is primarily served by the Rubrospinal Tract.  (See References)

Please log in if you want to rate questions.

 

 

 

 

 

 

 

 

 

---

D) control of neck, shoulder, and upper trunk muscles, as well as coordination of head and eye movements

This answer is incorrect.

The function 'control of neck, shoulder, and upper trunk muscles, as well as coordination of head and eye movements' is primarily served by the Tectospinal Tract.  (See References)

Please log in if you want to rate questions.

 

 

 

 

 

 

 

 

 

---

E) control of muscles of the neck, shoulder, and upper trunk

This answer is incorrect.

The function 'control of muscles of the neck, shoulder, and upper trunk' is primarily served by the Ventral Corticospinal Tract.  (See References)

Please log in if you want to rate questions.

 

 

 

 

References:

1. Purves, D., Augustine, G.J., Fitzpatrick, D., Katz, L.C., Lamantia, A., McNamara, J.O., Williams, S.M. (Editors). (2004). Neuroscience. Sinauer Associates, Inc. Sunderland, MA. (ISBN:0878937250)

Advertising:

Please log in if you want to rate questions.

 

FrontalCortex.com -- Neurology Review Questions -- Neurology Boards -- Board Review -- Residency Inservice Training Exam -- RITE Exam Review
anatomy
Motor tracts 1
Question ID: 901200601
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 08/31/2006
Modified: 12/31/1969
Estimated Permutations: 0