What part of the body has the most interneurons representing it in the primary motor cortex?

Sensory receptors and the cranial and spinal nerves make up the:

The cranial nerve that is responsible for bringing information to the cerebrum about smell is:

What side of the ANS comes from the cranial nerves and sacral region of the spine?

Conscious, voluntary thoughts and actions come from this area of the brain:

What type of tracts carry information from one part of the right hemisphere to another part of the right hemisphere of the cerebrum?

This structure of the eye is held in place by the ciliary zonule and focuses light on the neural layer of the retina.

If a loud noise, like a door slamming or dogs barking, causes you to jump (startle), what part of the brain has been activated?

This structure vibrates and moves the ossicles, which begins the sensation of hearing.

The fluid that is recycled daily in an effort to maintain intraocular pressure is the: