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neuroanatomy and thorax > internal structure of the brainstem > Flashcards

internal structure of the brainstem Flashcards

1
Q

differences between the sections through the midbrain

A
  • upper midbrain: red nucleus and the oculomotor nerve are present
  • lower midbrain: decussation of the superior cerebellar peduncles are present
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2
Q

red nucleus

A
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3
Q

oculomotor nerve

A
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4
Q

decussation of the superior cerebellar peduncles

A
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5
Q

where is the olive located

A

the upper part of the medulla

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6
Q

upper midbrain features

A
  • superior colliculi
  • red nucleus
  • cerebral aqueduct
  • periaqueductal grey matter
  • medial lemniscus
  • spinal lemniscus
  • substantia nigra
  • cerebral peduncles
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7
Q

upper midbrain - medial lemniscus pathway

A
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8
Q

upper midbrain - spinal lemniscus pathway

A
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9
Q

upper midbrain - superior colliculi

A
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10
Q

upper midbrain - red nucleus

A
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11
Q

upper midbrain - cerebral aqueduct

A
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12
Q

upper midbrain - periaqueductal grey matter

A
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13
Q

upper midbrain - substantial nigra

A
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14
Q

upper midbrain - cerebral peduncles

A
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15
Q

lower midbrain features

A
  • inferior colliculi
  • decussation of superior cerebellar peduncle
  • cerebral aqueduct
  • periaqueductal grey metter
  • medial lemniscus
  • spinal lemniscus
  • cerebral peduncles
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16
Q

lower midbrain - inferior colliculi

A
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17
Q

lower midbrain - decussation of superior cerebellar peduncles

A
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18
Q

lower midbrain - cerebral aqueduct

A
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19
Q

lower midbrain - periaqueductal grey matter

20
Q

lower midbrain - substantial nigra

21
Q

cerebral peduncles

22
Q

junction between midbrain and pons

A
  • basilar pons (anteriorly)
  • inferior colliculus (posteriorly)
23
Q

junction - basilar pons

24
Q

junction - inferior colliculus

25
Q

upper pons features

A
  • basilar pons
  • corticospinal fibers
  • superior cerebellar peduncles
  • medial lemniscus
  • lateral lemniscus
26
Q

upper pons - corticospinal fibers pathway

A

aka pyramidal tract

27
Q

upper pons - superior cerebellar peduncles

28
Q

upper pons - medial lemniscus

29
Q

upper pons - lateral lemniscus

30
Q

middle pons features

A
  • basilar pons
  • corticospinal fibers
  • pontocerebellar fibers
  • middle cerebellar peduncles
  • medial lemniscus
  • 4th ventricle
31
Q

middle pons - pontocerebellar fibers

32
Q

middle pons - middle cerebellar peduncles

33
Q

middle pons - medial lemniscus

34
Q

middle pons - 4th ventricle

35
Q

upper medulla features

A
  • inferior olivary nucleus
  • medial lemniscus
  • pyramids
  • 4th ventricle
  • inferior cerebellar peduncles
36
Q

upper medulla - inferior olivary nucleus

37
Q

upper medulla - medial lemniscus

38
Q

upper medulla - pyramids

39
Q

upper medulla - 4th ventricle

40
Q

upper medulla - inferior cerebellar peduncles

41
Q

lower medulla features

A
  • gracile fasciculus and nucleus
  • cuneate fasciculus and nucleus
  • internal arcuate fibers
  • medial lemniscus
  • pyramids
42
Q

lower medulla - gracile fasciculus and nucleus

43
Q

lower medulla - cuneate fasciculus and nucleus

44
Q

lower medulla - internal arcuate fibers

45
Q

lower medulla - medial lemniscus

46
Q

lower medulla - pyramids

neuroanatomy and thorax (10 decks)

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