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.
psychological development
D.
rewiring
E.
neurodevelopment
Question #2
A zygote divides to form
A.
two zygotes
B.
two ova
C.
two sperm cells
D.
a sperm cell and an ovum
E.
two daughter cells.
Question #3
The first major phase of neurodevelopment is induction of the
A.
neural plate
B.
neural tube
C.
neural growth factors
D.
growth cones
E.
neural grove
Question #4
The neural plate is a patch of
A.
mesoderm
B.
ectodermal tissue
C.
endodermal tissue
D.
multipolar neurons
E.
growth cones
Question #5
A developing cell that is totipotent
A.
is totally developed and will not differentiate.
B.
is capable of developing into any type of cell in the organism
C.
cannot divide
D.
is entirely potent in excitation or inhibition
E.
is totally committed to one cell type for life.
Question #6
The very first cells to develop in the embryo are
A.
bipolar
B.
mesodermal
C.
totipotent
D.
myelinated
E.
multipolar
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.
ependymal
B.
pluripotent
C.
multipolar
D.
ventricular
E.
totipotent
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.
pluripotent
C.
multipotent
D.
totipotent
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.
multipolar cells
B.
ectodermal cells
C.
zygotes
D.
embryonic stem cells
E.
daughter cells
Question #10
Many cells of the neural tube have lost their pluripotency, and their fates have become
A.
neural plates
B.
more specified
C.
mesodermal
D.
totipotent
E.
totally specified.
Question #11
The neural plate develops directly into the
A.
CNS
B.
PNS
C.
brain
D.
neural groove
E.
neural tube
Question #12
The neural groove develops into the neural
A.
endoderm
B.
tube
C.
mesoderm
D.
plate
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.
hindbrain
C.
brain
D.
forebrain
E.
ventricles
Question #14
By 40 days after conception, swellings are clearly visible at the anterior end of the neural tube. There are
A.
2
B.
32
C.
64
D.
4
E.
3
Question #15
After the formation of the neural tube, the number of cells destined to become part of the adult nervous system
A.
stays the same until the end of the neural-groove phase
B.
actually declines
C.
quickly doubles and then declines
D.
stays the same until the end of the neural-plate phase
E.
increases rapidly
Question #16
Most cell division in the developing neural tube occurs in the
A.
hindbrain zone
B.
ventricles
C.
ventricular zone
D.
midbrain
Question #17
Most neural proliferation in the developing neural tube occurs in the layer adjacent to
A.
layer 6
B.
the fluid-filled central canal
C.
the cortex
D.
the neural crest
E.
the marginal zone
Question #18
Many new neural tube cells migrate radially
A.
along radial glial cells
B.
all of these
C.
to the ventricular zone
D.
along axons of other neurons
Question #19
In addition to the radial migration of developing neurons, there is considerable __________ migration.
A.
axonal
B.
tangential
C.
intermediate
D.
rapid
E.
circuitous
Question #20
There seem to be two different mechanisms of neural migration: glia-mediated migration and
A.
amoeboid migration
B.
growth cone translocation
C.
pioneer migration
D.
somal translocation
E.
neural cresting
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