Running down the center of the spinal cord is the
A) subarachnoid space.
B) fourth ventricle.
C) central canal.
D) spinal ventricle.

Question

Quizplus · Accepted Answer

The correct answer is C, central canal. The central canal runs down the center of the spinal cord and contains cerebrospinal fluid. A is incorrect because the subarachnoid space is the space between the arachnoid mater and the pia mater, which surrounds the spinal cord. B and D are incorrect because the spinal cord does not have ventricles.

Running Down the Center of the Spinal Cord Is the