
Neurons and Nervous System Quiz

Quiz
•
Biology
•
University
•
Easy
Eden Gilbert
Used 2+ times
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Afferent nerves:
provide O₂ to the efferent nerves.
are exclusively within the central nervous system.
are special non-myelinated nerves.
deliver signals from the central nervous system.
deliver signals to the central nervous system.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A synaptic terminal is located:
between adjacent Schwann cells
at the upstream end of a dendrite
adjacent to the axon hillock
at the downstream end of axon
beside the voltage-gated Na* channels in axons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Nodes of Ranvier are located:
between adjacent Schwann cells
at the upstream end of a dendrite
adjacent to the axon hillock
at the downstream end of axon
beside the voltage-gated Na* channels in axons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In neurons of the central nervous system, the myelin sheath is produced by:
action potentials
vesicles released from the synaptic terminal
synaptic cells
Schwann cells
oligodendrocytes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chemical synapse, the nervous signal travels across the synaptic gap:
as ribosomes released from the pre-synaptic cell
in vesicles
in the form of neurotransmitters
as an electrical signal
in the form of ATP
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Membrane potential is:
the generation of a nervous signal at the dendrites
the release of neurotransmitters into the synaptic cleft
the slow diffusion of phospholipids and membrane proteins
the ability of membranes to change shape
the voltage across a membrane
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The resting potential of an axon:
varies according to the ion gradients across the nuclear envelope
varies with the state of opening of the Na+ channels
varies with the progression of the depolarization
is ~-70mV
is ~+70mV
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