Of all the factors that influence our sense of taste, this is the most important one.

Umami taste sensation is elicited by ________.

Contraction of muscles within this structure leads to alteration in the shape of the lens.

Umami taste sensation is elicited by ________.

Taste receptors are found primarily on the tongue, but may also be found ________.

Because of anatomical differences in the olfactory system, the sense of smell may be more important to this animal than it is to humans.

If the left optic nerve is severed, ________.

Within the inner ear, this structure is involved in dynamic equilibrium.

The hair cells that detect sound vibrations lie on the ________ membrane.

Nerves serving the lower limb issue from this enlargement of the spinal cord.