• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/26

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

26 Cards in this Set

  • Front
  • Back
neural tube is formed by fusion of ___
neural folds
closure of neural tube starts at ___ and proceeds ___ly
future cervical region
craniad and caudad
closure of anterior and posterior neuropores occurs at ___th week
4
incomplete closure of caudal neuropore causes ___
spina bifida
incomplete closure of cranial neuropore causes ___
anencephaly
2 regions of (transverse section through) neural tube
basal plate
alar plate
basal plate gives rise to ___
alar plate gives rise to ___
motor nerves
sensory nerves
basal and alar plates are separated by ___
sulcus limitans
CNS is initially ___ segments, then ___ segments
3
5
3 segments of early CNS
prosencephalon
mesencephalon
rhombencephalon
5 segments of mature CNS
telencephalon
diencephalon
mesencephalon
metencephalon
myelencephalon
telencephalon becomes ___ (3)
cerebral cortex
white matter
basal ganglia
diencephalon becomes ___ (5)
epithalamus
thalamus
hypothalamus
neurohypophysis
subthalamus
metencephalon becomes ___ (2)
pons
cerebellum
myelencephalon becomes ___
medulla oblongata
3 kinds of neural tube cells
neuroepithelium
neural crest cells
mesenchyme
3 kinds of neuroepithelial cells
neuroblasts
glioblasts
ependymal cells
glioblasts become ___ (2)
astrocytes
oligodendrocytes
neural crest cells become ___ (7)
sensory ganglia
ANS ganglia
enterochromaffin cells
schwann cells
leptomeninges
melanocytes
odontoblasts
2 kinds of sensory ganglia derived from neural crest cells
CN ganglia
dorsal root ganglia
CNs with neural-crest derived sensory ganglia
V
VII
IX
X
enterochromaffin cells are aka
amine precursor uptake and decarboxylation (APUD)
mesenchymal neural tube cells become ___
microglia
myelination in CNS is by ___
oligodendrocytes
myelination in PNS is by ___
schwann cells
an oligodendrocyte myelinates ___ (#) axons. an schwann cell myelinates ___ (#) axons.
many (>50)
1