WorksheetsNeuron, Nervous System, Action Potential
Total questions: 29
Worksheet time: 17mins
The Peripheral Nervous System is made up of
the brain and spinal cord
all of the neurons in the body
the neurons outside of the brain and spinal cord
the neurons in your arms and legs
This part of the nervous system gathers information from the limbs and delivers it to the spinal cord.
The Central Nervous System
The Peripheral Nervous System
This part of the nervous system is the main control center for the body
The Central Nervous System
The Peripheral Nervous System
Which is the following is represented by the letter B?
cell body
nucleus
dendrite
axon
Which of the following is represented by letter C?
Cell body
nucleus
axon
dendrite
Which is represented by the letter E?
Axon
Myelin sheath
schwan cells
terminal branches
Which is represented by the letter H?
axon
myelin sheath
schwan cell
terminal buttons
Special chemicals which allow the impulse to jump across the synapse to pass to another neuron:
neurotransmitters
schwann cells
myelin sheath
nerves
Type of neuron that carries messages from the brain/spinal cord to the body
Afferent/Sensory
Efferent/Motor
Type of neuron that carries messages from the body to the brain/spinal cord:
Afferent/sensory
Efferent/motor
The junction between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron.
axon
synapse
dendrite
vesicle
The part of the neuron that contains the nucleus; the cell's life support system.
glial cell
dendrite
axon
soma
When is the potassium channel open?
during rest only
during repolarization only
during depolarization only
all the time
As the neuron fires, there's a reversal in _____ as the axon undergoes ________.
direction, depolarization
charge, depolarization
direction, repolarization
charge, repolarization
When does the Sodium-Potassium Pump open?
Only during repolarization
Only during depolarization
Open all the time
When is the sodium channel open?
Only during Repolarization
Only during depolarization
Open all the time
Which of the following shows the correct order of how electrical impulses travel through a neuron?
Terminal buttons, axon terminals, axon, soma, dendrite
Axon, soma, terminal buttons, dendrites, axon terminals
Dendrites, soma, axon, axon terminals, terminal buttons
Dendrites, soma, terminal buttons, axon, axon terminals
Which neurotransmitter is the “happy” neurotransmitter, elevates mood, low levels are associated with anxiety/depression?
Dopamine
Serotonin
Glutamate
Adrenaline
Which neurotransmitter is the “do it again” neurotransmitter, associated with pleasure and addiction?
Dopamine
Serotonin
Glutamate
Adrenaline
