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topic 6 pt 3 ppt notes

Authored by Megan Orgek

Science

12th Grade

Used 1+ times

topic 6 pt 3 ppt notes
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36 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the axon hillock in a neuron?

It generates action potentials.

It stores neurotransmitters.

It insulates the axon.

It transports nutrients.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ion is primarily responsible for depolarization during an action potential?

Sodium (Na+)

Potassium (K+)

Calcium (Ca2+)

Chloride (Cl-)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What occurs during the repolarization phase of an action potential?

Sodium channels open

Potassium channels open

Calcium channels open

Chloride channels open

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term for the period when a neuron cannot fire another action potential?

Absolute refractory period

Relative refractory period

Resting period

Depolarization period

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary way information is carried in neurons?

Frequency of action potentials

Amplitude of action potentials

Duration of action potentials

Shape of action potentials

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What term is used to describe the frequency of action potentials?

Firing rate

Amplitude rate

Duration rate

Shape rate

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the axon in a neuron?

To receive signals from other neurons

To transmit signals away from the neuron

To store neurotransmitters

To protect the neuron

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