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