Jia Li accidentally touched a hot curling iron on her dresser and quickly jerked back her hand. Which neuron is responsible for carrying the message from Jia Li's spinal cord to the muscles in her arm, causing her hand to yank away from the hot curling iron?

Just as Khalif approaches the podium to give his speech, he realizes that his heart is racing, his mouth is dry, his breathing is faster, and his mind is completely blank. The division of Khalif's nervous system that has just been activated is the _____ division.

The _____ is a network of cells that carries information to and from all parts of the body.

The job of the sympathetic division of the autonomic nervous system is to

The neurons that carry messages from the spinal cord to the muscles and glands are the

The sympathetic division of the nervous system could be called the

Melissa is walking around barefoot and steps on a sharp nail. She feels the pain and immediately pulls her foot off the ground away from the nail. Which neurons were involved in her response?

The peripheral nervous system is made up of