Which of the following terms is used for the opening in a surgical drape that is placed over the operative site?

Which nervous tissue cells would play a major role in fighting a bacterial infection of the brain?

Which of these is a characteristic of the primary motor cortex?

Voltage gated sodium channels in the membranes of motor neurons open when:

The sodium/potassium pump forces more sodium ions inside neurons to make the resting membrane potential more negative.

What is happening during phase 3 on this action potential diagram?

Which brain structure plays a major role in sleep-wake cycles by secreting melatonin?

Which direction do action potentials travel along the corticospinal tract?

Which of these structures contains cell bodies of unipolar, sensory neurons?

Within the peripheral nervous system, the myelin sheath is formed by: