Ola kinoLapaau

Diencephalon

Midbrain o ka nui loa a me ka lahui functionally nui hapa o ka lolo kumu. Ua loaʻa he nui helu o Kora naʻEsau i nā mea nui ioauoa o ka autonomic oihana, e like me ka pono me ka hapa o ka mea, he a mau endocrine glands - ka pineal gland a me ka pituitary gland. Midbrain ua Aia ma ka loa kino callosum ma waena o ka cerebral hemispheres, ia mea i kaupalena 'ia ka hope optic'āpana a me ka posterior perforated waiwai, a mamua o - ka optic chiasm.

Ka waena 'ole o ka lolo ua huikau, no ka mea, mea he nui helu o kekahi mau ioauoa e hooponopono i ka maʻamau functioning, a me nā pono hana o kekahi mau nā loko, a nenoai. I ka lolo (waena) e kilakila: epithalamus, thalamus, metathalamus, kolu ventricle a me ka hypothalamus.

Ke thalamus (pilikia makapō Iegasaduha) ho okumu i kekahi paʻa o elongated shape. Ua ua hana ma ka hoʻomāhuahua o oho mea i loko o ka palapala o ka nuclei (ma kahi o kanaha), a i hookaawale ia e ka ahu iho la ka keʻokeʻo paa. Epithalamus hooku iho la ia epiphysis a pineal gland. Epiphysis ma ka helehelena kohu i kaaʻohana a IIeEeAIEUIeXAIIUE ma quadrigemina midbrain. Mai ka waho ka mea, ua uhi ia me ka mea hōʻikeʻikeʻuʻuku, mai a hohola aku maloko, i pohā hookaawale ana epiphysis i slices.

Metathalamus hōʻike medial, a, o ka papa, ke kīloi paʻewa geniculate kino, a nō na ioauoa o ka hoolohe, a me ka hihio. Ka mea, i aia ma ke kua o ka cushion nā māhele o ka thalamus, a ua pili i ka midbrain wāwae oi colliculus, a malalo. Ke hypothalamus Ua hōʻike funnel, ka optic chiasm, ka oho puu, pituitary a me nā mastoid kino. Ke pituitary gland o ke kikowaena endocrine'ōnaehana, Aia i loko o ka pituitary fossa sella ma sphenoid. Ke hypothalamus produces kaʻoi loa o ka haahaa loa o ka diencephalon.

All hypothalamic nucleus, ma kahi e puni kanaha o kona wahi hou māheleʻia i loko o ka hope, waena a me ka mua, ka hapanui o ia paka neurosecretion. Front nucleus poe paraventikulyarnymi a me supraoptic, e kūkulu - hypothalamic nuclei a me mastoid kino, meakino - lalo a me verhnemedialnymi hypothalamic nuclei, nuclei a me serobugornymi funnel.

Diencephalon i loaʻa i ke kolu o ka ventricle, i mea ka lolo lua. He hōʻike ma ka lalo o ka ha o ka ventricle, alo, a hoʻi - ma ka interventricular foramen - ka mua a me ka lua o ka ventricles. E like me nā mea a pau'ē aʻe, i loko o ke kolu o ka vascular plexus, a paka cerebrospinal loli.

I ka hana o ka palapala lolo hilinaʻi nui ma luna o kona wahi:

  • I ka rula o ka endocrine'ōnaehana, mai loko o ka diencephalon hooponopono pituitary a me ka pineal. Pituitary hōmona stimulates ka? Iecaianoaaiiie o ke kēia: ulu, prolactin (ho okumu i mākaukau o ka waiū ma nā alveoli o ka mammary glands), TSH, ACTH, follicle-noho haumāna kahi, luteinizing, lyuteotropnogo, melanotropin, oxytocin, vasopressin. Neurosecretory hana o ka pineal gland mea he maopopo diurnal 'ano paha. Night synthesizes melatoksin, a ua komo i loko o ka pigment kuai, a ma ka auwina la - serotoksin.
  • I ka rula o ka autonomic nenoaiu. Ma ka hypothalamus, Aia subcortical ioauoa o autonomic reflexes, e like me ka makewai, ka pololi, satiety, makemake, e pōʻino ai lākou, thermoregulation, e like me nā mea a pau ano o ka naʻau.
  • Ke kīloi paʻewa geniculate kino ke aupuni 'subcortical ioauoa o ka hihiʻo, a me ka medial - lohe.
  • Ke thalamus o ka piko o ka nohona ma pā lonoaʻili, koe nae ka olfactory.

Midbrain, e like me ka rula, he nui nā hiʻona i ka 'aʻe' ana i liʻiliʻi loa kekahi o lakou i i irreparable hopena, i makemake inevitably e alakai i ka kīnā o ke kino a me ka make.

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