4. Trunchi Flashcards

1
Q

Localizare trunchi

A
  • in fosa craniana post
  • asezat pe santul bazilar al occipitului
  • limita inf: decusatia piramidala sau planul care trece intre atlas si condilii occipitului
  • limita sup: traiectul tracturilor optice la niv pedunculilor cerebrali
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2
Q

Raporturi bulb

A
  1. Jum inf
    - situata in canalul vertebral
    - ant: dintele axisului
    - post: membr atlanto-occipitala
  2. Parte intermediara
    - inconj de gaura occipitala
  3. Jum sup
    - situata in fosa craniana post
    - ant: clivus (santul bazilar al occipitului) si tr ar bazilare
    - post: delimiteaza ventriculul IV si are raport cu lobulii amigdalieni ai cerebelului
    - lat: cu radacina spinala a nervului accesor
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3
Q

Raporturi punte

A

-ant: clivus + tr ar bazilara
- post: delimiteaza ventriculul IV si are raport cu cerebelul

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4
Q

Raporturi mezencefal

A
  • ant: lama patrulatera a sfenoidului, cisterna interpedunculara
  • post: orificiul oval Pachioni (cortul cereblului)
  • lat: nervul trohlear si girusul parahipocampic al lobului temporal
  • post: lobii occipitali, spleniul corpului calos, epifiza, cisterna ambiens
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5
Q

Configuratie externa bulb - fata ant

A
  1. Sant median ant
  2. Piramidele bulbare
  3. Santul colateral ant
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6
Q

Configuratie externa bulb - fata post, extraventricular

A
  1. Sant median post
  2. Sant colateral post
  3. Sant intermediar post
  4. Tuberculii Goll si Burdach
  5. Corpul restiform
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7
Q

Configuratie externa bulb - fata post, ventricular =trigonul bulbar al planseului ventriculului IV

A
  1. Sant median
  2. Aripa alba int (trigon hipoglos)
  3. Aripa cenusie (trigon vag)
  4. Aripa alba ext (aria vestibulara)
  5. Tuberculul acustic
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8
Q

Configuratie ext bulb - fete lat

A
  1. Sant preolivar
  2. Sant retroolivar
  3. Tuberculum cinereum (trigeminal)
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9
Q

Configuratie ext punte

A
  1. Ant: sant bazilar, piramide pontine, OA trigemen
  2. Post: planseu VIV: sant median, eminenta rotunda, sant limitant, foseta triunghiulara, locus coerulus
  3. Laterale: se continua cu pedunculii cerebelosi mijlocii
  4. Sup: mezencefal
    5: inf: bulb
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10
Q

Conf ext mezencefal

A
  1. Ant: pedunculii cerebrali, fosa unterpedunculara
  2. Lat: santul lat al mezencefalului - picior - calota
  3. Post: tectum mezencefalic: coliculii quadrigeminali, sant cruciform, brate conj ant si post, corpii geniculati laterali si mediali, OA trohlear
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