The spinal cord has
A)no nourishment from, nor interaction with CSF.
B)a core of white matter surrounded by gray matter.
C)a core of gray matter surrounded by white matter.
D)spinal nerves that control olfaction.

Question

Quizplus · Accepted Answer

The spinal cord has a core of gray matter surrounded by white matter. This gray matter contains cell bodies of neurons, while the white matter contains nerve fibers that transmit signals up and down the spinal cord. The spinal cord also interacts with and is nourished by cerebrospinal fluid (CSF), making choice A incorrect. Spinal nerves do not control olfaction, making choice D incorrect.

The Spinal Cord Has