12 Jun BIOL 362 – Identify whether the neuron described below is part
Question
Question1.
Identify whether the neuron described below is part of the central nervous system (A) or part of the
peripheral nervous system(B).
Neuron is located in the spinal cord, transferring sensory input to motor output neurons form reflex
action, such as the withdrawal reflex
A) CNS
B) PNS
Question2.
Identify whether the neuron described below is part of the central nervous system (A) or part of the
peripheral nervous system(B).
Neuron is carrying sensory information to the spinal cord from the skin.
A) CNS
B) PNS
Question3.
Which part of the neuron has the most of the typical cellular organelles and the nucleus?
A) axon hillock
B) cell body (soma)
C) axon
D) Dendrite
Question 4.
Which part of the neuron most typically receives chemical input and is the primary postsynaptic
membrane receiving site
A) axon hillock
B) nucleus
C) axon terminal
D) dendrite
E) axon
Question 5.
Which part of a neuron is typically associated with output of signals?
A) axon hillock
B) nucleus
C) axon terminal
D) dendrite
E) cell soma
Question 6.
A sensory neuron will most typically be
A) bipolar
B) Unipolar
C) multipolar
Question 7.
Which glial cell type lines the ventricles of the brain and makes cerebrospinal fluid (CSF)
A) ependymal
B) microglia
C) oligodendrocytes
D) Schwann
Question 8.
This glial cell type protects neurons against pathogens and removes cellular waste by phagocytosis
A) oligodendrocytes
B) satellite cells
C) Schwann cells
D) microglia
E) ependymal
Question 9.
which relationship below about myelination is false
A) Myelin is an insulating coat
B) Each Schwann cell myelinates part of an axon
C) Each Schwann cell myelinates axons of up to 30 different neurons
D) Each oligodendrocyte can myelinate up to 30 different axons
E) Oligodendrocytes are responsible for myelination in the Central Nervous System (CNS)
Question 10.
At the nodes of Ranvier, myelin is ______________
A) thickest
B) absent
C) crisscrossed with brain blood capillaries
D) rich with lipids
Question 11.
The image is most representative of what type of neuron or neurite organization
A) bipolar
B) unipolar
C) multipolar
Question 12.
The cell body which processes wrapped around axons(shown in image) is most likely a(n)___________
A) oligodendrocyte
B) Satellite cell
C) Schwann cell
D) microglia cell
E) ependymal cell
Question 13. Neurotransmitter is released into the synapse and makes its way to receptors on the
___________
of the target neuron
A)postsynaptic axon
B) presynaptic cell soma
C) postsynaptic dendrite
D) presynaptic dendrite
Question 14. In which location below are you most likely to find synaptic vesicles?
A) Dendrites
B) Axon hillock
C) Axon terminal
D) Postsynaptic membrane
Question 15.
What is serotonin in the image?
A)Ions
B)myelin
C)synaptic vesicle
D)neurotransmitter or chemical transmitter
Question16.
What is the next outcome when synaptic vesicles in the axon terminal fuse with the presynaptic
membrane?
A) The vesicle is phagocytosed (destroyed)
B) Calcium ions in the axon terminal is released into the synaptic clef
C) Synaptic vesicles are transported toward the cell body (soma)
D) Neurotransmitter in the vesicles is released into synaptic clef
E) The vesicle migrates across the synaptic clef and fuses with the postsynaptic membrane
Question17.
What is labelled by #1
A)presynaptic axon
B) postsynaptic axon
C) synaptic clef
D) postsynaptic membrane
E) postsynaptic dendrite
F) presynaptic vesicle
G) postsynaptic vesicle
H) presynaptic membrane
Question18.
What is labeled by #2
A)presynaptic axon
B) postsynaptic axon
C) synaptic clef
D) postsynaptic membrane
E) postsynaptic dendrite
F) presynaptic vesicle
G) postsynaptic vesicle
H) presynaptic membrane
Question19.
What is labeled by #3
A)presynaptic axon
B) postsynaptic axon
C) synaptic clef
D) postsynaptic membrane
E) postsynaptic dendrite
F) presynaptic vesicle
G) postsynaptic vesicle
H) presynaptic membrane
Question20.
What is labeled by #4
A)presynaptic axon
B) postsynaptic axon
C) synaptic clef
D) postsynaptic membrane
E) postsynaptic dendrite
F) presynaptic vesicle
G) postsynaptic vesicle
H) presynaptic membrane
Question21.
What is labeled by #5
A)presynaptic axon
B) postsynaptic axon
C) synaptic clef
D) postsynaptic membrane
E) postsynaptic dendrite
F) presynaptic vesicle
G) postsynaptic vesicle
H) presynaptic membrane
Question22.
________is a narrow passage in the extracellular fluid between the presynaptic membrane and the
postsynaptic membrane of the target neuron
A) Synapse
B) Axon terminal
C) Axon hillock
D) Synaptic vesicle
E) An ion channel
Question23.
What is the name of the structure label by C? Be specific
A)Axon
B) axon hillock
C)axon terminal
D)receptor
E)synaptic vesicle
F)Node of Ranvier
G) oligodendrocyte
Question24.
What is the name of the structure label by E? Be specific
A)Axon
B) axon hillock
C)axon terminal
D)receptor
E)synaptic vesicle
F)Node of Ranvier
G) oligodendrocyte
Question25.
What is the name of the structure label by B? Be specific
A) Axon
B) axon hillock
C) axon terminal
D) receptor
E) synaptic vesicle
F) Node of Ranvier
G) oligodendrocyte
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