A substance cannot dissolve in water or the mucous that coats the olfactory epithelium. What is true about this substance?

These fiber tracts carry signals about voluntary movement to the spinal cord.

The ciliary body is a modified part of this layer (tunic) of the eyeball.

In nervous system physiology, the definition of a reflex is a ________.

Transection of the dorsal roots of spinal nerves C5 through T1 results in ________.

The bony labyrinth is part of the ________.

This extrinsic eye muscle elevates the eye and turns it medially.

The ciliary body is a modified part of this layer (tunic) of the eyeball.

These ascending (sensory) tracts are the most lateral ones between the dorsal and ventral roots of the spinal cord.

Which statement is false about testing reflexes?