Neural Conduction, Action Potential, and Synaptic Transmission

Neural Conduction, Action Potential, and Synaptic Transmission

Assessment

Interactive Video

Biology, Health Sciences, Chemistry, Science

11th Grade - University

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explores the function of neurons and synapses in the nervous system. It covers the concept of membrane potential, the role of ion channels, and the process of action potential generation and propagation. The tutorial also explains how neurotransmitters influence neuron activity and how synapses facilitate communication between neurons. The video concludes with a brief overview of different neuron types and their functions.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of neurons in the nervous system?

To produce hormones

To conduct and transmit electrochemical signals

To store energy

To digest food

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is membrane potential primarily associated with?

The amount of neurotransmitters

The speed of signal transmission

The distribution of electrical charge across the cell membrane

The size of the neuron

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ions are more concentrated outside a resting neuron?

Chloride ions

Potassium ions

Calcium ions

Sodium ions

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What effect does depolarization have on a neuron?

It inhibits the neuron

It excites the neuron

It destroys the neuron

It has no effect

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the threshold of excitation for generating an action potential?

-70 millivolts

-55 millivolts

0 millivolts

50 millivolts

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the nature of an action potential response?

Variable response

Continuous response

All-or-none response

Graded response

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of myelinated fibers in neurons?

To produce energy

To store neurotransmitters

To increase the rate of conduction

To slow down signal transmission

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