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