neural tube - ANS-the spinal cord develops from the _________
spinal cord - ANS-Develops from the neural tube, has a hollow center filled with fluid
2;
... [Show More] neuroblasts - ANS-the spinal cord develops _____#____ distinct clusters of
___________
alar plate and basal plate - ANS-two distinct clusters of neuroblasts developed by the
spinal cord
Dorsal - ANS-alar plate (dorsal or ventral?)
neuroblasts - ANS-all cells at the alar plate will become _________
sensory - ANS-the alar plate is the (motor/sensor?) part
alar - ANS-dorsal root ganglion comes from the (alar/basal?) plate
ventral - ANS-basal plate (dorsal or ventral?)
Interneurons - ANS-all cells from the basal plate become _________
motor side - ANS-basal plate (motor or sensory?) side
grey matter
white matter - ANS-both alar and basal plates become _________ matter
everything surrounding them will become _________ matter
sensory up and motor down - ANS-the spinal cord has two different pathways,
_________ up and _________ down
foramen magnum; lumbar (L1) - ANS-The spinal cord extends from the _________
_________ at base of the skull to the first _________ vertebra
conus medullaris - ANS-terminal portion of the spine is called the _________
_________
Meninges - ANS-the spinal cord is covered with _________
conus medullaris; coccyx
filum terminale - ANS-meninges of the spine extend past the _________ _________
and are attached to the _________.
it is anchored to the coccyx by a group of filaments called _________
denticulate ligaments - ANS-the spinal cord attaches periodically to the the vertebrae by
_________ _________
cauda equina - ANS-_________ _________ extends sacral and lumbar nerves beyond
the Conus medullaris
sacral and lumbar - ANS-cauda equina extend _________ and _________ nerves
beyond the conus medullaris
cervical enlargement and lumbar enlargement - ANS-2 enlargements of the spinal cord
cervical - ANS-nerves going to the upper limbs branch off at the _________
enlargement
lumbar - ANS-nerves going to the lower limbs branch off at the _________ enlargement
anterior median fissure - ANS-groove at the front of the spinal cord that divides it into
halves
posterior median sulcus - ANS-groove at the back of the spinal cord that divides it into
halves
dorsal root ganglion - ANS-the posterior side of the spinal cord has swellings called
_________
central canal - ANS-hollow, fluid-filled portion in the middle of the spinal cord
grey commissure - ANS-center of grey matter that connects the two halfs of the spinal
cord
lateral horn, anterior horn, posterior horn - ANS-3 distinct regions of grey matter in the
spinal cord
multipolar - ANS-grey matter of the spine consists of _________ neurons
interneurons - ANS-posterior horns contain _________ neurons
somatic motor - ANS-anterior horns contain mostly cell bodies of _________ neurons
autonomic motor - ANS-lateral horns are mostly cell bodies of _________ neurons
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