Monday 21 September 2015

AIIMS MCQ for Medical PG Preparations .. NIME | internal vertebral venous plexus MCQ

Rupture of the internal vertebral venous plexus results in an accumulation of blood in which of the following spaces
A. Space deep to the pia mater
B. Space between the arachnoid and duramater
C. Space between duramater and periosteum of vertebra
D. Space between the arachnoid and pia mater



Ans. C.
In the spine, the epidural space is the space outside the tough membrane called the dura mater, and within the spinal canal, which is formed by the surrounding vertebrae. Adherent to the inside of the dura is a much thinner and more fragile membrane, the arachnoid mater. Enclosed within the arachnoid is the subarachnoid space, which contains the cerebrospinal fluid, and the spinal cord.