041 - Animal Nervous System
Paul Andersen begins this podcast with a discussion of brain lateralization and gives a brief demonstration of tests that were performed on split-brain individuals. He then discusses the major parts of a neuron and explains how action potentials are generated using voltage-gated ion channels. He explains how neurotransmitters transmit messages across a synapse and how these messages can be either inhibitory or excitatory.
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Intro Music Atribution
Title: I4dsong_loop_main.wav
Artist: CosmicD
Link to sound: http://www.freesound.org/people/CosmicD/sounds/72556/
Creative Commons Atribution License
All of the images are licensed under creative commons and public domain licensing:
Bananas, n.d. http://openclipart.org/detail/20182/bananas-by-pitr.
"File:Action Potential Vert.png." Wikipedia, the Free Encyclopedia. Accessed December 9, 2013. http://en.wikipedia.org/wiki/File:Action_potential_vert.png.
"File:Butyric-Acid-3D-Balls.png." Wikipedia, the Free Encyclopedia. Accessed December 9, 2013. http://en.wikipedia.org/wiki/File:Butyric-acid-3D-balls.png.
"File:Hemispheres.png." Wikipedia, the Free Encyclopedia. Accessed December 9, 2013. http://en.wikipedia.org/wiki/File:Hemispheres.png.
"File:Neuron Hand-Tuned.svg." Wikipedia, the Free Encyclopedia. Accessed December 9, 2013. http://en.wikipedia.org/wiki/File:Neuron_Hand-tuned.svg.
"File:Synapse diag1.svg." Wikipedia, the Free Encyclopedia. Accessed December 9, 2013. http://en.wikipedia.org/wiki/File:Synapse_diag1.svg.
Flower 7 Colors, n.d. http://all-free-download.com/free-vector/vector-clip-art/flower_7_colors_145142.html.
Saltcellar, n.d. http://openclipart.org/detail/4452/saltcellar-by-pipo.
Sun, n.d. http://openclipart.org/detail/126151/sun-by-viscious-speed.