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Corpora mammillaria
Corpora mammillaria
Situs corporum mammillarium humanorum basi cerebri.
Corpora mammillaria
TA: A14.1.08.402

Corpora mammillaria (TA: A14.1.08.402), rarius corpora mamillaria, sunt intra cerebrum duae parvae structurae colliculoformes pariter basi cerebri locata. Ea ob profectionem eorum utrumque corpus mammillare est pars diencephali medialis, quamquam ob functionem systemati lymbico intra circulum Papez eiusdem lateris attributum.

Functio corporum mammillarium est collatio gubernationis memoriae[1] et, iam antea propositum, motuum animi[2].

Alcoholismi chronici ope corpora mammillaria detrimentum capere solent.

Index

  • 1 Anatomia
  • 2 Physiologia
    • 2.1 Circulus Papez
  • 3 Detrimentum alcoholismo chronico
  • 4 Pinacotheca
  • 5 Notae
  • 6 Nexus interni
  • 7 Nexus externi

Anatomia[recensere | fontem recensere]

Utrumque corpus mammillare est pars diencephali, in medio basis cerebri visibile. Infundibulum anterius, posterius pons trunci cerebri iacent. Utroque corpori mammillari duo nuclei insunt: maior eminentiam notabiliorem mammillosam perficiens nucleus medialis atque minor nucleus lateralis.

Nucleus tuberomammillaris non est pars corporis mammillaris sed hypothalami.

Physiologia[recensere | fontem recensere]

Circulus Papez[recensere | fontem recensere]

Corpora mammillaria sunt partes intra circulum Papez: Afferentes tractus nervales per fornices ab utroque hippocampo influunt. Insuper alia afferentia de origine nucleorum tegmentalium (Gudden) adsunt. Efferentia ad nucleum anteriorem thalami (tractus mammillothalamicus) et nucleos tegmentales (tractus mammillotegmentalis) effluunt.

Detrimentum alcoholismo chronico[recensere | fontem recensere]

Functione memoriae causa detrimentum corporum mammillarium deminutionem memoriae, amnesiam, efficiant. Ob defectionem thiamini (vitamini B1) fibrae nervales degenerant[3]. Nomen morbi cum memoriae deminutione, amnesia anterograda et retrograda, confabulationibus, apathia, penuria introspectionis vocatur syndroma Korsakov alcoholica.

Pinacotheca[recensere | fontem recensere]

Notae[recensere | fontem recensere]

  1. Vann S. D., Nelson A. J. (2015). The mammillary bodies and memory: more than a hippocampal relay. 219. pp. 163-85 
  2. Papez J. W. (1937). A proposed mechanism of emotion. Archives of neurology and psychiatry, 38:725–43
  3. Kril J. J., Harper C. G. (2012). "Neuroanatomy and neuropathology associated with Korsakoff's Syndrome". Neuropsychology review 22 (2): 72-80 

Nexus interni

  • Alcoholismus

Nexus externi[recensere | fontem recensere]

  • Peterson D. C., Mayes D. A. (2019). (free book): Neuroanatomy, Mammillary Bodies.

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