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Gross and Developmental Anatomy > Back > Flashcards

Back Flashcards

1
Q

what spinal segments have lateral horn

A

t1-l2

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2
Q

what are the spinal segments of the cervical enlargement

A

c5-t1

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3
Q

what are the spinal segments of the lumbosacral enlargment

A

l1-s3

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4
Q

what is the white matter of the spinal cord

A

axons

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5
Q

what is the grey matter of the spinal cord

A

cell bodies

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6
Q

how many pairs of spinal nerves are there

A

31

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7
Q

how many cervical, thoracic, lumbar, sacral, and coccygeal pairs of spinal nerves are there?

A 
8 cervical
12 thoracic
5 lumbar
5 sacral
1 coccygeal
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8
Q

what vertebral level does the conus medullaris end in adult and children?

A

adult: l1/l2
newborn: l3

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9
Q

cauda equina contains dorsal and ventral roots of what spinal nerves?

A

l2-co1

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10
Q

all sensory neurons have what morphology?

A

pseudounipolar

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11
Q

motor neurons that have GSE fibers have what morphology?

A

multipolar

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12
Q

somatic nerve pelxuses form what what rami?

A

ventral rami only

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13
Q

cervical plexus forms from what spinal nerves?

A

c1-c4

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14
Q

intercostal nerves form from what spinal nerves?

A

t1-t12

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15
Q

lumbar plexus forms from what spinal nerves?

A

l1-l4

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16
Q

sacral plexus forms from what spinal nerves?

A

l4-s4

17
Q

what are the spinal roots of the lumbosacral plexus?

A

l4-s4

18
Q

coccygeal plexus forms from what spinal nerves?

A

s5-Co1

19
Q

lung sounds in the triangle of auscultation is more pronounced in what position?

A

when shoulders are pulled forward

20
Q

in triangle of ausculation, lung sounds are heard in which ics?

A

6th

21
Q

which triangle of the back is the site for hernias?

A

lumbar triangle

22
Q

what nerve provides motor innervation to suboccipital muscles?

A

suboccipital c1

23
Q

what nerve provides sensory innervation to suboccipital muscles?

A

greater occipital nerve

24
Q

lordosis is prominence of which curvature

A

lumbar

25
Q

kyphosis is prominence of which curvature

A

thoracic

Gross and Developmental Anatomy (5 decks)

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