It's Exciting! It's Excitation-Contraction Coupling!

How does a motor neuron communicate with a skeletal muscle cell? What is the connection between muscle cell depolarization and subsequent contraction? What the heck is calcium doing? And while we're at it, can we review that sliding filament theory? You bet!

Videos mentioned:
The Action Potential:    • The Action Potential  
Equilibrium Potentials and Driving Force:    • Equilibrium Potentials and Driving Force  
Ligands and Receptors - The Magical World of Signal Transduction:    • Basic Signal Transduction:  Ligands a...  


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OpenStax Anatomy & Physiology textbook: http://openstaxcollege.org/textbooks/...

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