Question 7 50 40 40 Peak action potential Depolarization Repolarization 0.2/0.5 points Membrane potential (mV) 0 - Threshold of excitation -50 Initial stimulus -70 resting hyperpolarization resting return to resting -100 When are voltage gated Na+ channels closed (and inactivated)? The different ranges provided start at resting, go through an AP, and end at resting. (-70mV to -50mV) (-50mV to +40mV) (+40mV to -70mV) (-70mV to -80mV) (-80mV to -70mV)

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Question 7
50
40
40
Peak action potential
Depolarization
Repolarization
0.2/0.5 points
Membrane potential (mV)
0
- Threshold of excitation
-50
Initial stimulus
-70
resting
hyperpolarization
resting
return to resting
-100
When are voltage gated Na+ channels closed (and inactivated)? The different ranges provided start at
resting, go through an AP, and end at resting.
(-70mV to -50mV)
(-50mV to +40mV)
(+40mV to -70mV)
(-70mV to -80mV)
(-80mV to -70mV)
Transcribed Image Text:Question 7 50 40 40 Peak action potential Depolarization Repolarization 0.2/0.5 points Membrane potential (mV) 0 - Threshold of excitation -50 Initial stimulus -70 resting hyperpolarization resting return to resting -100 When are voltage gated Na+ channels closed (and inactivated)? The different ranges provided start at resting, go through an AP, and end at resting. (-70mV to -50mV) (-50mV to +40mV) (+40mV to -70mV) (-70mV to -80mV) (-80mV to -70mV)
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