Psychology 103 - Physiological Psychology » Spring 2022 » Chapter 9 Quiz 1
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Question #1
The process of the growth of a fertilized egg into a mature nervous system is called
A.
neural growth
B.
neuroplasticity
C.
rewiring
D.
neurodevelopment
E.
psychological development
Question #2
A zygote divides to form
A.
a sperm cell and an ovum
B.
two ova
C.
two zygotes
D.
two sperm cells
E.
two daughter cells.
Question #3
The first major phase of neurodevelopment is induction of the
A.
neural plate
B.
neural growth factors
C.
growth cones
D.
neural grove
E.
neural tube
Question #4
The neural plate is a patch of
A.
ectodermal tissue
B.
multipolar neurons
C.
endodermal tissue
D.
mesoderm
E.
growth cones
Question #5
A developing cell that is totipotent
A.
is entirely potent in excitation or inhibition
B.
cannot divide
C.
is totally developed and will not differentiate.
D.
is capable of developing into any type of cell in the organism
E.
is totally committed to one cell type for life.
Question #6
The very first cells to develop in the embryo are
A.
multipolar
B.
totipotent
C.
myelinated
D.
bipolar
E.
mesodermal
Question #7
Immature cells that have the potential to develop into many, but not all, classes of mature cells (e.g., blood, skin, hair, neurons) are called
A.
ventricular
B.
ependymal
C.
multipolar
D.
totipotent
E.
pluripotent
Question #8
Developing cells that have the potential to develop into neurons of any type but into no other class of body cells are said to be
A.
multipolar
B.
multipotent
C.
totipotent
D.
pluripotent
E.
unipolar
Question #9
Embryonic cells that have the potential for unlimited renewal and have the ability to develop into different kinds of mature cells if they are transplanted to different sites are often called
A.
embryonic stem cells
B.
daughter cells
C.
ectodermal cells
D.
zygotes
E.
multipolar cells
Question #10
Many cells of the neural tube have lost their pluripotency, and their fates have become
A.
neural plates
B.
mesodermal
C.
totipotent
D.
totally specified.
E.
more specified
Question #11
The neural plate develops directly into the
A.
neural groove
B.
PNS
C.
brain
D.
neural tube
E.
CNS
Question #12
The neural groove develops into the neural
A.
endoderm
B.
tube
C.
plate
D.
mesoderm
E.
cord
Question #13
By 40 days after conception, three swellings become visible at the anterior end of the human neural tube. The most anterior of these swellings eventually develops into the
A.
midbrain
B.
brain
C.
hindbrain
D.
ventricles
E.
forebrain
Question #14
By 40 days after conception, swellings are clearly visible at the anterior end of the neural tube. There are
A.
64
B.
3
C.
2
D.
4
E.
32
Question #15
After the formation of the neural tube, the number of cells destined to become part of the adult nervous system
A.
increases rapidly
B.
actually declines
C.
stays the same until the end of the neural-groove phase
D.
quickly doubles and then declines
E.
stays the same until the end of the neural-plate phase
Question #16
Most cell division in the developing neural tube occurs in the
A.
ventricles
B.
hindbrain zone
C.
midbrain
D.
ventricular zone
Question #17
Most neural proliferation in the developing neural tube occurs in the layer adjacent to
A.
layer 6
B.
the marginal zone
C.
the fluid-filled central canal
D.
the cortex
E.
the neural crest
Question #18
Many new neural tube cells migrate radially
A.
along axons of other neurons
B.
along radial glial cells
C.
all of these
D.
to the ventricular zone
Question #19
In addition to the radial migration of developing neurons, there is considerable __________ migration.
A.
circuitous
B.
rapid
C.
intermediate
D.
tangential
E.
axonal
Question #20
There seem to be two different mechanisms of neural migration: glia-mediated migration and
A.
amoeboid migration
B.
growth cone translocation
C.
somal translocation
D.
pioneer migration
E.
neural cresting
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