List and describe the roles of some of the important Neruotransmitters. Describe how Neurons process information and communicate with one another.

A women giving birth is given an epidural block for pain. Describe how this form of medication delivery is effective.

A famous star of the movies fell off his horse and suffered spinal cord injury and is said to suffer from quadriplegia. Describe this condition.

Name and describe the six regions in the adult brain.