Nervous System and Synapses Quiz

Nervous System and Synapses Quiz

12th Grade

15 Qs

quiz-placeholder

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Nervous System and Synapses Quiz

Nervous System and Synapses Quiz

Assessment

Quiz

Biology

12th Grade

Medium

Created by

sourjya mukherjee

Used 2+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of dendrites in a neuron?

Conduct electrical impulses away from the cell body

Allow the electrical signal to jump between nodes of Ranvier

Create the myelin sheath around axons

Receive incoming signals and electrical impulses

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the nervous system regulates involuntary bodily functions such as heart rate and digestion?

Spinal nerves

Cranial nerves

Central Nervous System

Autonomic Nervous system

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of Schwann cells in the peripheral nervous system?

Allow the electrical signal to jump between nodes of Ranvier

Create the myelin sheath around axons

Conduct electrical impulses away from the cell body

Receive incoming signals and electrical impulses

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the resting membrane potential of a neurone?

-40 mV

+40 mV

-70 mV

0 mV

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the sodium-potassium pumps in the cell surface membranes of neurons?

Receive incoming signals and electrical impulses

Conduct electrical impulses away from the cell body

Allow sodium and potassium ions to move across the membrane by facilitated diffusion

Create a concentration gradient for both sodium ions and potassium ions

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of the neurone membrane being less permeable to sodium ions than potassium ions?

No difference in the distribution of positive ions inside and outside the neurone

More positive ions on the inside of the neurone than on the outside

Equal distribution of positive ions inside and outside the neurone

More positive ions on the outside of the neurone than on the inside

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the potential difference at the point of depolarization during an action potential?

0 mV

-70 mV

-40 mV

+40 mV

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