11 Jun Neurobiology Biology 362 -Neuron is located in the spinal
Question
Neurobiology
Biology 362
Knowledge Inventory (Quiz) #2
INSTRUCTIONS: Please read and refer to readings designated for this week to answer the
questions below.
There are 25 Multiple Choice questions. sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m
For questions 1-2, identify whether the neuron in question is part of the central nervous
system (A) or part of the peripheral nervous system (B).
?
?1) Neuron is located in the spinal cord, transferring sensory input to motor output neurons
from reflex action, such as the withdrawal reflex.?
A) CNS?
B) PNS?
?2) Neuron is carrying sensory information to the spinal cord from the skin.?
A) CNS?
B) PNS??
? 3) Which part of the neuron has most of the typical cellular organelles and the nucleus?
A) Axon hillock?
B) cell body (soma)?
C) axon?
D) dendrite?
4) Which part of the neuron most typically receives chemical input and is the primary
postsynaptic membrane site??
A) cell body (soma)?
B) nucleus
?C) axon terminal?
D) dendrite?
E) axon? ?
5) Which subpart of a neuron is typically associated with fusion of neurotransmitter vesicles?
A) cell body (soma)?
B) nucleus
?C) axon terminal
?D) dendrite??
E) axon?
?6) A sensory neuron will most typically be?
A) bipolar?
B) unipolar?
C) multipolar?
?7) Which glial cell types are involved in maintaining chemical barriers and fluid balance for the
brain??
A) ependymal and astrocytes?
B) astrocytes and microglia?
C) oligodendrocytes and astrocytes?
D) microglia and ependymal?
?
8) This glial cell type protects neurons against pathogens and removes debris by
phagocytosis.?
A) oligodendrocytes?
B) satellite cells?
C) Schwann cells?
D) microglia
E) ependymal? sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m ?
9) The main difference between oligodendrocytes and Schwann cells is
____________________.?
A) the capacity to insulate axons
B) the presence or absence of lipids
C) whether a given cell myelinates only part of a single axon or several axons
D) the ability to facilitate signal propagation?
E) the presence or absence of cholesterol
?10) Nodes of Ranvier are located on _____________________.?
A) Schwann cells
?B) neuronal cell bodies?
C) oligodendrocytes?
D) neuronal axons
11) The image below is most representative of what type of neuron or neurite organization.
A) bipolar
B) unipolar
C) multipolar
12) The cell body with processes wrapped around axons (shown in the image below) is most
likely a(n) __________________.
A) oligodendrocyte?
B) satellite cell?
C) Schwann cell?
D) microglia cell?
E) ependymal cell
sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m
13)Which of the following is the most common type of synapse??
A) presynaptic dendrite to postsynaptic axon?
B) presynaptic axon to postsynaptic soma?
C) presynaptic dendrite to postsynaptic soma?
D) presynaptic axon to postsynaptic axon?
E) presynaptic axon to postsynaptic dendrite? ?
14) For presynaptic vesicles to fuse with the presynaptic membrane and release a
neurotransmitter into the synaptic area, ____________ ions must be present in
the intracellular compartment of the axon terminal.?
A) sodium?
B) chloride?
C) potassium?
D) calcium?
15) What is the molecule serotonin in the diagram below?
A) An ion
B) Glia
C) A synapse
D) A neurotransmitter or chemical messenger
sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m
16) What is the outcome of synaptic vesicles in the axon terminal fusing with the presynaptic
membrane?
A) The vesicle is phagocytosed/destroyed.
B) Calcium in the axon terminal is released into the synaptic cleft.
C) Neurotransmitter in the vesicles is released into the synaptic cleft.
D) The vesicle will fuse with the postsynaptic membrane.
Th For questions 17-21, identify the labeled parts of the synapse shown below.
sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m
17. What is labeled by #1?
A) presynaptic axon
B) postsynaptic axon
C) synaptic cleft
D) postsynaptic membrane
E) presynaptic vesicle
F) postsynaptic dendrite
G) presynaptic membrane
18. What is labeled by #2?
A) presynaptic axon
B) postsynaptic axon
C) synaptic cleft
D) postsynaptic membrane
E) presynaptic vesicle
F) postsynaptic dendrite
G) presynaptic membrane Th
19. What is labeled by #3?
A) presynaptic axon
B) postsynaptic axon
C) synaptic cleft
D) postsynaptic membrane
E) presynaptic vesicle
F) postsynaptic dendrite
G) presynaptic membrane
20. What is labeled by #4?
A) presynaptic axon
B) postsynaptic axon
C) synaptic cleft
D) postsynaptic membrane
E) presynaptic vesicle
F) postsynaptic dendrite
G) presynaptic membrane
21. What is labeled by #5?
A) presynaptic axon
B) postsynaptic axon
C) synaptic cleft
D) postsynaptic membrane
E) presynaptic vesicle
F) postsynaptic dendrite
G) presynaptic membrane
22) ______________________ represent a space across which neurotransmitters travel. sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m A) Synapses
B) Axon terminals
C) Postsynaptic membranes
D) Synaptic vesicles
E) Presynaptic membranes
Use the image below to answer Questions 23-25. Th
23) What is the name of the structure labeled by C? Be specific.
A) oligodendrocyte
B) axon hillock
C) axon terminal
D) synaptic vesicle
E) receptor
F) Node of Ranvier
G) presynaptic membrane
H) postsynaptic membrane
24) What is the name of the structure labeled by E? Be specific.
A) oligodendrocyte
B) axon hillock
C) axon terminal
D) synaptic vesicle
E) receptor
F) Node of Ranvier
G) presynaptic membrane
H) postsynaptic membrane Th sh is
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m
25) What is the name of the structure labeled by B? Be specific.
A) oligodendrocyte
B) axon hillock
C) axon terminal
D) synaptic vesicle
E) receptor
F) Node of Ranvier
G) presynaptic membrane
H) postsynaptic membrane
Our website has a team of professional writers who can help you write any of your homework. They will write your papers from scratch. We also have a team of editors just to make sure all papers are of HIGH QUALITY & PLAGIARISM FREE. To make an Order you only need to click Ask A Question and we will direct you to our Order Page at WriteDemy. Then fill Our Order Form with all your assignment instructions. Select your deadline and pay for your paper. You will get it few hours before your set deadline.
Fill in all the assignment paper details that are required in the order form with the standard information being the page count, deadline, academic level and type of paper. It is advisable to have this information at hand so that you can quickly fill in the necessary information needed in the form for the essay writer to be immediately assigned to your writing project. Make payment for the custom essay order to enable us to assign a suitable writer to your order. Payments are made through Paypal on a secured billing page. Finally, sit back and relax.
About Writedemy
We are a professional paper writing website. If you have searched a question and bumped into our website just know you are in the right place to get help in your coursework. We offer HIGH QUALITY & PLAGIARISM FREE Papers.
How It Works
To make an Order you only need to click on “Order Now” and we will direct you to our Order Page. Fill Our Order Form with all your assignment instructions. Select your deadline and pay for your paper. You will get it few hours before your set deadline.
Are there Discounts?
All new clients are eligible for 20% off in their first Order. Our payment method is safe and secure.