What are the three types of potentials discussed in the video?

Understanding Action Potentials

Interactive Video
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Biology, Science
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10th - 12th Grade
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Easy

Olivia Brooks
Used 7+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Static, Dynamic, and Kinetic Potentials
Positive, Negative, and Neutral Potentials
Electrical, Chemical, and Mechanical Potentials
Resting, Graded, and Action Potentials
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What primarily maintains the resting potential of a neuron?
Voltage-gated channels
Chloride channels
Sodium-potassium pump and ion permeability
Calcium channels
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the sodium-potassium pump?
To generate action potentials
To inhibit ion movement
To maintain the resting potential
To facilitate neurotransmitter release
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What triggers the opening of sodium voltage-gated channels during an action potential?
The presence of neurotransmitters
A specific voltage threshold
A change in light intensity
A decrease in temperature
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when potassium ions move out of the neuron during an action potential?
The neuron becomes more positive
The neuron becomes more negative
The neuron remains unchanged
The neuron becomes neutral
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does myelination affect the speed of action potential propagation?
It has no effect on speed
It slows down the propagation
It speeds up the propagation
It reverses the direction of propagation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the all-or-none law in relation to action potentials?
Action potentials vary in size based on stimulus strength
Action potentials depend on the type of neuron
Action potentials occur fully or not at all
Action potentials can be partially activated
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