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This is a congenital defect resulting from the failure of one or more vertebrae to form a complete vertebral arch for enclosure of the spinal cord.

Purkinje cells are giant multipolar neurons of

The primary visual cortex is in the frontal lobes just superior to the eyes.

In this disorder, oligodendrocytes and myelin sheaths of the CNS deteriorate and are replaced by hardened scar tissue:

The lateral sulcus of the cerebrum separates the ___ from the ___.

Which of the following is an effector?

Cerebrospinal fluid serves all of the following functions except

​The ____ nerve is a motor nerve that controls tongue movements.

Descending tracts of the central nervous system that conduct impulses down the spinal cord are concerned with ____ functions.​

​The numerous folds/ridges on the surface of the cerebral hemispheres are called ____.