It has been bothering me that we have been ignoring energy except for one slide early on. This is a quick video that explains the mechanics of the energy component for the channels (highschool bio basically).
http://www.youtube.com/watch?v=iA-Gdkje6pg
(elaborates more on what Ari's video mentions)
Friday, February 19, 2010
Thursday, February 18, 2010
Transatlantic cable
The cable was indeed laid by having two boats meet in the middle of the ocean, although it took several attempts. See http://en.wikipedia.org/wiki/Transatlantic_telegraph_cable#Transatlantic
While that article does not mention Peter Cooper, this was taken from his wikipedia page. "In 1854, Cooper was one of five men who met at the house of Cyrus West Field and formed the New York, Newfoundland and London Telegraph Company. He was among those supervising the laying of the first Transatlantic telegraph cable in 1858."
While that article does not mention Peter Cooper, this was taken from his wikipedia page. "In 1854, Cooper was one of five men who met at the house of Cyrus West Field and formed the New York, Newfoundland and London Telegraph Company. He was among those supervising the laying of the first Transatlantic telegraph cable in 1858."
Brain- Computer interface
For patients with neuromuscular disorders, MLS etc.
http://www.slideshare.net/guest9006ab/braincomputer-interfaces
http://www.slideshare.net/guest9006ab/braincomputer-interfaces
Thoroughly explains each state of the AP and what is happening in/out of the membrane
http://bcs.whfreeman.com/thelifewire/content/chp44/4402s.swf
Action Potential Video
This video does a thorough job explaining how an action potential travels down an axon:
Wednesday, February 17, 2010
Action Potential Animation
http://outreach.mcb.harvard.edu/animations/actionpotential.swf
This interactive animation on action potential explains different stages of action potential in terms of sodium and potassium ions movement across the membrane through sodium channel, potassium channel and a Na+/K+ pump.
This interactive animation on action potential explains different stages of action potential in terms of sodium and potassium ions movement across the membrane through sodium channel, potassium channel and a Na+/K+ pump.
Sunday, January 31, 2010
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