What is the name of the electrical impulse that neurons send responsible for every action, thought, and emotion?
Nervous System Impulse Potential

Quiz
•
Biology
•
10th Grade
•
Hard
Bradley Lockert
Used 7+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resistance
Action potential
Current
Voltage
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the measure of potential energy generated by separated charges?
Watts
Ohms
Volts
Amps
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
What is the resting membrane potential of a neuron?
-100 mV
-70 mV
-40 mV
-20 mV
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the sodium-potassium pump in a neuron?
To maintain the resting membrane potential
To generate action potential
To release neurotransmitters
To regulate hormone levels
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of channels open at certain membrane potentials and close at others?
Potassium channels
Voltage-gated channels
Ligand-gated channels
Mechanically gated channels
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
What is the threshold membrane potential required for an action potential to kick in?
-20 mV
-55 mV
-70 mV
-40 mV
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
What happens when the voltage-gated sodium channels open during an action potential?
Sodium ions rush out, making the cell repolarized
Potassium ions rush out, making the cell repolarized
Sodium ions rush in, making the cell depolarized
Potassium ions rush in, making the cell depolarized
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