Roof the fourth ventricle – Anatomy MCQ

Roof the fourth ventricle is formed by all of the following except?
A. Inferior medullary velum
B. Superior medullary velum
C. Obex
D. Median eminence

Correct answer : D. Median eminence

 Fourth ventricle - Sagittal section of the brainFourth ventricle – Sagittal section of the brain

Median eminence is seen in the floor of the fourth ventricle.

Roof of the fourth ventricle is formed by:

  • Superior medullary velum
  • Inferior medullary velum
  • Superior cerebellar peduncle
  • Tela choroidea of the the fourth ventricle
  • Taeniae with the obex

Ref : Human Anatomy, B. D. Chaurasia, 4th ed, Vol 3, pages 341, 342.
Image credits: Author: Anatomist90. Licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. via http://en.wikipedia.org/wiki/File:Slide6qq.JPG

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