The figure illustrates changes in membrane potential during an action potential. The action potential has been broken down into 4 parts. Which part is associated with the stopping of ion movements due to the timed/scheduled inhibition of an ion channel? (Which part of the graph happens because the channel gate finally closed? If a channel gate is closed are ions moving?) 3 +40 .4 -40 -60 21 time (ms) membrane potential (mV)

Cardiopulmonary Anatomy & Physiology
7th Edition
ISBN:9781337794909
Author:Des Jardins, Terry.
Publisher:Des Jardins, Terry.
Chapter12: Electrophysiology Of The Heart
Section: Chapter Questions
Problem 1RQ: 1. Which of the following is the rapid upstroke in the action potential? A. Phase 0 B. Phase 1 C....
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The figure illustrates changes in membrane potential during an action
potential. The action potential has been broken down into 4 parts. Which
part is associated with the stopping of ion movements due to the
timed/scheduled inhibition of an ion channel? (Which part of the graph
happens because the channel gate finally closed? If a channel gate is
closed are ions moving?)
3
+40
.4
-40
1
-60
21
time (ms)
membrane potential (mV)
Transcribed Image Text:The figure illustrates changes in membrane potential during an action potential. The action potential has been broken down into 4 parts. Which part is associated with the stopping of ion movements due to the timed/scheduled inhibition of an ion channel? (Which part of the graph happens because the channel gate finally closed? If a channel gate is closed are ions moving?) 3 +40 .4 -40 1 -60 21 time (ms) membrane potential (mV)
+40
4
1{
60
1
time (ms)
O b. 2
O C. 3
o d. 1
membrane potential (mV)
4)
Transcribed Image Text:+40 4 1{ 60 1 time (ms) O b. 2 O C. 3 o d. 1 membrane potential (mV) 4)
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