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BIO304H5 (88)
B Stewart (32)
Lecture

#11 Action Potentials 3

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Department
Biology
Course
BIO304H5
Professor
B Stewart
Semester
Fall

Description
Action Potentials 3In order of the animation Doesnt reach the threshold level Electrical change in the cell subbelow threshold No action potential Larger electric potential sodium ions rush in meets actiona potential2 must have a stornger stimulus or it can be like 3 and wait longerAbsolute refractory period is the limiting factorif we were able to initiate a current stimulus at 2 points one close and one far we can determine how fast currents are conducted along that axon Velocitydistancetime with distance and time we can calculare conduction velocityno channels underneath the myelin difference between myelintated and non myelinated nerve myelinated nerves have more affect throughout the nerve multiple channels receive stimulus Same input currents us
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