Nervous System Impulse Potential

Nervous System Impulse Potential

10th Grade

15 Qs

quiz-placeholder

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Nervous System Impulse Potential

Nervous System Impulse Potential

Assessment

Quiz

Biology

10th Grade

Hard

Created by

Bradley Lockert

Used 7+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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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