Nervous System Review

Nervous System Review

Assessment

Flashcard

Science

12th Grade

Practice Problem

Hard

NGSS
HS-LS1-3, MS-LS1-8

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the function of the axon in a neuron?

Back

The axon is the part of a neuron that transmits electrical impulses away from the cell body to other neurons or muscles.

2.

FLASHCARD QUESTION

Front

What is the role of the autonomic nervous system?

Back

The autonomic nervous system controls involuntary bodily functions, such as heart rate, digestion, and respiratory rate.

3.

FLASHCARD QUESTION

Front

What is hyperpolarization in the context of neuron activity?

Back

Hyperpolarization is a change in a neuron's membrane potential that makes it more negative, moving it further away from the threshold for firing an action potential.

4.

FLASHCARD QUESTION

Front

What is resting potential in a neuron?

Back

Resting potential is the electrical potential of a neuron when it is not actively sending a signal, typically around -70mV.

5.

FLASHCARD QUESTION

Front

What is the function of the sodium-potassium pump?

Back

The sodium-potassium pump helps maintain the resting potential of a neuron by actively transporting sodium ions out of the cell and potassium ions into the cell.

Tags

NGSS.HS-LS1-3

6.

FLASHCARD QUESTION

Front

What are dendrites and their function?

Back

Dendrites are the branched extensions of a neuron that receive signals from other neurons and transmit them to the cell body.

7.

FLASHCARD QUESTION

Front

What is the myelin sheath and its importance?

Back

The myelin sheath is a fatty layer that insulates axons, increasing the speed of electrical signal transmission along the neuron.

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