To understand how a nerve impulse travels along the neuron, the complete pathway of the neuron must be understood. The impulse is essentially a message that is sent to the brain. More »

The peripheral nervous system consists of the sensory and motor neurons. Sensory neurons are nerve cells that run from receptor cells in the body to the spinal cord; motor neurons travel from the spinal cord to the effec... More » Science Human Anatomy Nerves

A neurological nerve conduction test involves measuring the speed in which conduction of an electrical impulse travels through a nerve, explains Johns Hopkins Medicine. The test helps medical professionals determine the ... More » Health Diagnostics & Imaging

The sciatic nerve begins in the lower portion of the spine, traces through the buttocks and down each leg, according to MedlinePlus. This nerve controls muscles at the knee and in the lower leg. It is responsible for fee... More » Science Human Anatomy Nerves

The sciatic nerve is the primary nerve that runs down the back of the leg. It branches from the lower spine and runs the entire length of the leg and foot. More » Science Human Anatomy Nerves

The Free Dictionary explains that an association neuron is a neuron found in the brain and spinal cord that conducts impulses between neurons. These neurons are commonly referred to as internuncial neurons or interneuron... More »

The basic functional unit of the nervous system is the nerve cell, also called a neuron. These cells are specialized to send information through the body in the form of electrical action potentials. These travel from one... More » Science Human Anatomy Nerves