Nerve and Spinal Cord Terms to Know: Naming Peripheral Nerves and Vessels
BI 231 Alverno College 2008

Line drawings from The Sourcebook of Medical Illustration (The Parthenon Publishing Group, P. Cull, ed., 1989). Retrieved April 5, 2008 from Jensen, M., 2007. Webanatomy Image Bank at http://msjensen.cehd.umn.edu/webanatomy.

Color image from Sheffield, S., 2008. GetBodySmart.com. You can find the labeled version and access many other useful tutorials at http://www.getbodysmart.com/ap/nervoussystem/motor/pathways/stretch.htm

 

Neurons

 

Neuron

Cell Body

Dendrites

Axon

Synapse

 

Supporting cells

Schwann Cells

Myelin

Nodes of Ranvier

Neuroglia

 

 

General Nervous System

 

Nerve

Ganglion

Neurotransmitters

Central nervous system

Peripheral nervous system

 

Cervical plexus

    Phrenic nerve

 

Brachial Plexus

     Radial Nerve

     Ulnar Nerve

     Median Nerve

 

Lumbar Plexus

     Femoral Nerve

 

Sacral Plexus

     Sciatic Nerve

 

Spinal Cord

 

White Matter

Grey Matter

   (dorsal & ventral horns)

Dorsal Nerve Root

Dorsal Root Ganglion

Ventral Nerve Root
Sympathetic chain ganglia
Sympathetic chain

 

 

Reflex arc

 

Receptor

Afferent neuron (sensory neuron)

Association neuron (interneuron)

Efferent neuron (alpha motor neuron(s) - may be excitatory or inhibitory)

Effector

Most nerves and blood vessels are named after their location or the organ they serve. Now that you know the skeleton, you should be able to figure out where each of the following is and indicate it on the drawings below.