The Tree of Life

http://www.nbii.gov/portal/server.pt/gateway/PTARGS_0_2_3846_404_1617_43/http%3B/cbi-lap7.cbi.cr.usgs.gov%3B7097/publishedcontent/publish/ecological_issues/genetic_biodiversity/phylogenetic_trees_intro/tree.gif

Animal “Branch”

The Neuron

Actual Neuron (Golgi stained)

http://brainstories.wordpress.com/tag/ebbinghaus/

The Action Potential

Time

Volta

ge0

This is the voltage a single point along the axon “sees” as the action potential passes through it.

Resting Potential

Dep

olar

izat

ion R

epolarization

Back toResting Potential

Threshold Voltage

+_

The Synapse

http://shp.by.ru/spravka/neurosci/

Types of Neurons

http://www.tutorvista.com/content/biology/biology-iv/nervous-coordination/neurons-types.php