aime_nathan_SCI132_Week4-Exercise3

aime_nathan_SCI132_Week4-Exercise3 - Exercise 3:...

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Exercise 3: Neurophysiology of Nerve Impulses Worksheet Assignment Due: Week 4 Student instructions : Follow the step-by-step instructions for this exercise found in your text and record your answers in the spaces below. Submit this completed document by the assignment due date found in the Syllabus. Please make sure that your answers are typed in RED . Please type your Name and Student ID Number here: Nathan Aime 4134653 Eliciting a Nerve Impulse Activity 1: Electrical Stimulation 1. Do you see any kind of response on the oscilloscope screen? Yes, a flat line. 2. What was the threshold voltage, or the voltage at which you first saw an action potential? 3.0 V 3. How does this tracing compare to the one that was generated at the threshold voltage? A slight variation. 4. What reason can you give for the change? Because it is an entire nerve, the stimulus results in depolarization of most of the neurons, but not all of them. 5.
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This note was uploaded on 01/08/2012 for the course BUSN 310 taught by Professor Alex during the Spring '11 term at American Public University.

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aime_nathan_SCI132_Week4-Exercise3 - Exercise 3:...

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