Nervous System

Nervous System

9th - 12th Grade

35 Qs

quiz-placeholder

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Nervous System

Nervous System

Assessment

Quiz

Biology

9th - 12th Grade

Practice Problem

Medium

NGSS
HS-LS1-3, MS-LS1-8, MS-LS1-2

Standards-aligned

Created by

Bob Guthrie

Used 40+ times

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35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of Schwann cells in neurotransmission?

 Thermal insulation of neuronal axons
Limit the speed of the action potential
Enhance the speed of the action potential
Protect the neuronal soma from trauma

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The opening of axon membrane voltage-gated potassium channels is responsible for which part of the action potential?

Depolarisation of the membrane
Repolarisation of the membrane
Contraction of the post synaptic muscle fibre
Signalling vesicular release of neurotransmitters

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The nervous system is divided into the ______ and the ______; the former consists of ______; the latter______.  

ANS; PNS; the nerves around the body; the ventricles
ANS; CNS; the nerves around the body; the brain and spinal cord
CNS; PNS; the nerves around the body; the ventricles
CNS; PNS; the brain and spinal cord; the nerves around the body

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The brain's supporting cells are called: 

glia
mitochondria
neurons
nuclei

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

______ send signals away from neurons whereas ______ receive signals from other neurons. 

dendrites; axons
axons; dendrites
synapses; dendrites
axons; synapses

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the stimulation of a cell is strong, the strength of the action potential produced would be: 

Twice that produced by weak stimulation 
Stronger than that produced by weak stimulation
Weaker than that produced by weak stimulation
No different to that produced by weak stimulation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When the cell becomes permeable to sodium, the charge changes to ______; this is called ______.  

-55mV; depolarisation
-70mV; repolarisation
-55mV; hyperpolarisation
-70mV; hyperpolarisation

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