Mene ne pituitary gland shine yake? Ina pituitary gland shine yake?

Asirai na jikin mutum ba gudu daga gare mutane da yawa ƙarni a jere. Kuma yayin da masana kimiyya sun gano cewa, wani pituitary gland shine yake, da yawa ya zauna ba a sani ba. Wannan endocrine gland shine yake located a karkashin ɓawon burodi na cerebral hemispheres a cikin sirdi na kwanyar ƙasũsuwa.

A Authority yana da wani taso siffar da kuma kananan size, shi weighs 0.5 g Mutane da yawa san inda da pituitary gland shine yake, amma game da muhimmancin rawar da executable zato ba duk. Muhimmancin wannan gland shine yake da wuya a overestimate, saboda shi rinjayar da metabolism, to girma da kuma ci gaba.

A tsarin da pituitary gland shine yake: faye hali

Human pituitary kasu kashi biyu: a gaban part (kira adenohypophysis) da kuma raya part (neurohypophysis). Ya kuma yana da wata dangantaka da hypothalamus ta hanyar da mazurari. Shi ne daga wannan ɓangare na pituitary gland shine yake fall abubuwa da ta da samar da hormones. Duka da rabo aiki a karkashin shiriya na hypothalamus, duk da cewa wannan jiki ne tsakiya da kuma mafi muhimmanci a cikin tsarin endocrine na jikin mutum.

agara lobe

Ba da halayyar wannan bangare, za mu amsa tambayar da abin da yake cikin pituitary gland shine yake. A tsarin da agara lobe kunshi daban-daban na glandular endocrine Kwayoyin. Ta, bi da bi, kuma zuwa kashi da dama sassa:

• Distal. Yana samar da babbar adadin ji ba gani.
• Tubular. Shi ne mai ci gaba da baya daya, amma a kan ayyuka ba a sani, tun da wannan yankin ne talauci gane da masana kimiyya.
• Intermediate. Daga cikin suna a fili yake cewa shi ne dake tsakanin biyu da aka bayyana a sama.

Wannan tsarin yana da pituitary gland shine yake. The ayyuka na cikin agara lobe suna da muhimmanci a cikin tsari na matakai daga physiological ra'ayi (al'amari ya shafi ci gaban, haifuwa da kuma lactation, danniya). Wannan aiki ne da za'ayi godiya ga peptide hormones da cewa aiki a kan gabobin kwallaye: ovaries, hanta, adrenal gland, thyroid, da dai sauransu ...

Kamar yadda aka ambata riga, da iko da dama lobes da manyan hemispheres na kwakwalwa, wato hypothalamus. Wannan bangare da alaka da ci gaban hormone, prolactin, thyroid haramta motsa hormone, follicle-stimulating da luteinizing hormone, beta-endorphin.

Na baya lobe da pituitary gland shine yake

Wannan bangare kunshi uku aka gyara, wato mai hade da m rabo mazurari kara da tsakãtsaki ce shahararsa. Masana kimiyya suna da'awar cewa wannan kashi ne a tsinkaya na hypothalamus, duk da haka irin wannan pituitary hormones kamar yadda oxytocin da vasopressin, kwakwalwa samar ce tsarin. Neurosecretory vesicles ne a tafki domin wadannan hormones da kuma karkashin isa yawa da suka fito a cikin jini.

rikon rabo

An wakilta wani bakin ciki Layer na Kwayoyin, wanda ake dake tsakanin biyu da sauran sassa. Wannan rabo kuma aiki a kan wani melanocyte-haramta motsa hormone.

gland shine yake ayyuka

Yanzu za ka iya more fili gane abin da yake cikin pituitary gland shine yake, ta hanyar da bayanin ta ayyuka. Alal misali, cikin agara lobe samar da wani yawa na gina jiki ji ba gani. Abu prolactin ne alhakin isasshen madara samarwa a lactating mata. Don ƙara jiki ta bukatar girma hormone. Idan kananan, ci gaban na jiki da aka tsaya, da kuma mutumin da za su iya zama Dwarf. Lokacin da yawa daga cikin hormone, shi ne zai yiwu don tsayar da wuce kima girma.

Don kiwon lafiya ya kasance da thyroid gland shine yake, da pituitary gland shine yake samar da thyroid haramta motsa hormone. A hali na take hakkin da sakamakon zai iya zama dire. A adrenal bawo rinjayar adrenocorticotropic hormone, da kuma ci gaban jima'i gabobin da farko na balaga dogara a kan estrogen da testosterone - namiji da mace jima'i ji ba gani.

Na baya lobe da pituitary gland shine yake shi ne ma. Its aiki a cikin halitta riga aka bayyana mahadi: oxytocin da vasopressin. A farko hormone daukan bangare a cikin ƙanƙancewa na m tsokoki na hanji, gall mafitsara da kuma urinary. Oxytocin stimulates ƙanƙancewa na igiyar ciki tsokoki a lokacin rikicin kabilanci. Har ila yau, wannan hormone da aka samar domin rage nono, wanda zai taimaka zuwa fitowan da kuma ci gaban da madara. Wannan abu taimaka kodan zuwa kacokan sodium, yin jininsa matakin da aka rage. Ya kamata a lura da cewa biyu lobes yi su ayyuka da kansa.

Pituitary gland shine yake da cerebral hemispheres suna da alaka da wani kafa tare da kananan jijiyoyi da cewa samar da jiki da abubuwan gina jiki. Likitoci suka ce cewa ba duk ayyukan da wannan gland shine yake isasshe karatu, da kuma cewa ban da kira na da sinadarai, akwai wani ɓangare na kashi. A daidai adadin hada hormones ba su samu.

Matsaloli tare da pituitary gland shine yake da m cuta

A al'ada aiki na pituitary gland shine yake samar da wani lamuni na mutum kiwon lafiya da kuma tsawon rai. Wannan jiki - wani irin iko na jiki da ake rubutu da iko da ma'auni na hormones zama dole ga mutum. A babbar rawar a rayuwarmu taka da pituitary gland shine yake. A kullum ne sau da yawa keta kuma iya samun cututtuka da cewa nuna wani takamaiman cuta. Ko da ta yaya yawa da aka samar hormones (da yawa ko ma kadan), mutum zai iya samar da wani tsanani endocrine cuta ko cutar.

A rashin wasu hormones tsokani saɓani a cikin thyroid aiki, hypothyroidism, girma kama, wani mutum ya zama mai Dwarf. Har ila yau yana iya ci gaba hypopituitarism cewa jinkirtã mafarki a wani yaro ko stimulates haihuwa tsarin cuta a cikin manya.

wani overabundance na hormones ne fraught da babu kasa da mummunan sakamako. A wannan yanayin, da halayyar nufin cututtuka irin su hawan jini, da ciwon sukari mellitus, shafi tunanin mutum da cuta da kuma haihuwa tsarin, babban karuwa (gigantism).

Gabatar keta - ne saboda abin da mahaukaci aiki na pituitary gland shine yake. Suna tare da endocrine da kuma na rayuwa ciwo, wanda aka haɗa tare da pathological samuwar a wani yanki na pituitary jiki. A glandular nama iya samar da wata benign ƙari taken "Adenoma". Hanyar da cuta na iya zama lalace ko da kwanyar, abu don kwakwalwa rauni ko neuroinfection.

Pituitary adenoma: abin da yake jigon?

Dunƙule a cikin wani nau'i na ƙari qara da lokaci, ta size zama ya fi girma, kuma shi zai fara samar da matsa lamba a kan glandular nama cewa shi ne a cikin kwanyar. Babban alama zama endocrine da kuma na rayuwa ciwo, wanda yana tare da Opthalmo-neurological canje-canje da illa hormonal auna.

Babban gunaguni da marasa lafiya da ziyartar likita ne: ciwon kai, a wurin da pituitary gland shine yake, canje-canje a cikin na gani filin, illa ido ƙungiyoyi. Ganewar asali da kuma lura da wannan cuta yana da halaye da kuma ko da contraindications cewa wajabta ta likita, dangane da yanayin da cutar. A cikin hali na manyan ciwace-ciwacen daji, idan babu contraindications, yi amfani da m baki da kuma ilimi da aka cire.

Idan mutum ya sami microadenomas da kananan size, shi ba ya haifar da wani gagarumin barazana, amma shi ba ya nufin cewa maganin ba lallai ba ne su gudanar da wani, a matsayin ƙari ƙaruwa, haddasa zafi, sa'an nan har yanzu dole yanke shi.

Iri pituitary adenomas

Nau'in Ilimi dauki tushen da size rarrabẽwa. A cewar wannan, akwai microadenomas, da diamita daga wanda yake kasa da biyu santimita, kuma macroadenoma da ciwon girma fiye da biyu santimita. Idan likita yana da wani tuhuma da wata cuta, da mãsu haƙuri dole ne sha wani asibiti jarrabawa da kuma Magnetic rawa Dabarar (rage tsawon as MRI). Wadannan hanyoyin da damar da mu domin sanin yanayin da ƙari.

M ganewar asali sakamakon zai sanya high quality magani. A haƙuri zai sami magani da kwayoyi da cewa aiki a kan pathological mayar da hankali.

Drug da radiation far - shi ne mafi inganci siffofin jiyya ga wannan cuta, wadda an san a likita yi. A waraka tsari ne sosai mutum da kuma dogara a kan aikin jiha na jikin mutum, kazalika a kan yadda cutar auku, abin da mataki na cin gaban su.

Amfani da rediyo kalaman magani da kuma wanda zai shafi pathological cibiyar, halayyar da farko da cutar. Idan yanayin m adenomas, sa'an nan nan da nan ya bukatar tiyata.

Da haɗari, kuma sosai rare harka - pituitary adenoma da ya auku a ciki mata. Abin takaici, irin bi microadenomas contraindicated, ko pharmacological baki ko radiotherapy, kamar yadda irin wannan tasirin iya adversely shafi tayin. Abinda ya iya zama likitoci - shi ne don sarrafa cutar. Lokacin da wata mace ba haihuwa, da m ƙari za a iya yanka. A sakamakon haka, irin wannan marasa lafiya ba wani m hangen nesa.

ƙarshe

Gabatar labarin samar da wani amsa ga wannan tambaya na abin da yake cikin pituitary gland shine yake, abin da ayyuka yana da, abin da take hakki ne da zai yiwu da kuma abin da suka nuna. Kadan kankanin yanki na jikin mutum, kotoroya yana da wani banbanci. Wannan ya nuna cewa duk na jiki ne dole da kuma muhimmancin!