Ubume zamabele, uphuhliso yawo

Ukuze siqonde isakhiwo kunye nemvelaphi komzimba isifuba uncedo. ndlala Mammary - a lungiswa ukubila apocrine amadlala zavela ectoderm. Xa abantu, uphuhliso amadlala mammary kwenzeka kwiveki wesithandathu ubomi intrauterine. Eluswini incum ibhityile, ethe, iqulethe zoboya, ukubila kunye sebaceous namadlala. Le ingaba mammary inalo ezininzi luvo ukusuka emagxeni kunye plexus wesibeleko kunye luvo intercostal. umzimba ndlala ngokumila khaxa discoid, umbala pink ngesiqhelo lipholi, texture shinyi, ubukhulu umndilili isiseko yi 10-13 amantombazana breast cm abe ubunzima umyinge 150-200 g kunye zisanyisa -. 400-900, i Y kakhulu amabhinqa aselula okunempilo ziphenjelelwa ikhweyitha ndlala kwaye uprugimi.Stroenie ubungakanani amabele, imilo kunye nesikhundla babe neempawu ngamnye kunye neempawu.

Ubume zamabele kunye nokwakheka kwayo

amabele mabhinqa kwenziwe ngeeseli ezininzi ukuvelisa ubisi, ezo abayiqokeleleyo lobules. Lisuka kwizilayi ezi ngamnye imka umsinga njengamasi, yaye zonke ziqwempu ziye zadityaniswa ziqwempu ukuba terminal bile apho zidibene zonke imibhobho ezincinane terminal.

Umlinganiselo radially amalungiselelo xa kuthelekiswa embeleni, yahlukanisiwe ukusuka kwenye ngamnye inyama adipose. Nganye ingaba sheya njengesilinda cone kunye enkcochoyini kwi ingono, apho kuvula duct excretory. Yobisi ukuya ingono eyandisa, wakha sinuses iMilky. Wabumba nakummandla ongqonge ingono kuthiwa areola, ke yona intaba encinane kuyo - ukuba namadlala ukubila. Ubume zamabele kwabasetyhini iyahluka ukusuka kwisakhiwo ingaba into eyindoda.

Ukukhula amadlala mammary na ngenxa prolactin (a ihomoni ye yebhinqa sobuKristu) kunye iihomoni yamaqanda wenziwe. Ngenxa zisanyisa prolactin kwenzeka. Kwisiqingatha sokuqala yokukhulelwa ukunyuka amabele ubukhulu, njengoko livela kwi kwisiqingatha sesibini ukukhula iiseli epithelial umsebenzi kakutsha secretory enamakhulu alveoli. Ekupheleni ukukhulelwa kunye iintsuku ezimbalwa emva kokuzalwa kwandisa secretion kwaye uvelisa tyheli, ulwelo enkulu okunesondlo kuthiwa ngumthubi. Ke inguqu ukwakhiwa netuwa, kuya kuba ulwelo efanayo cell ukuba ubisi. Ekupheleni kwethuba zokuxheshisela, imveliso yobisi liyancipha kwaye ime de ukukhulelwa elandelayo.

nokumila emantombazaneni kwenzeka xa ufikisa phakathi kweminyaka eli-10-15. Le nkqubo iqala ukukhula ingono kunye areola peripapillary ngoko iqala ukukhula ibele ngokubanzi. Ukuncancisa ibele kwabasetyhini ekhula ixesha elide kunye nesayizi lwebele ekugqibeleni lukhuselekile kuphela emva ekondleni usana. Inqanaba ongamphambi kokugqibela koKuhlala sokwanda nencum ufikelela kubudala beminyaka 15-17.

ndlala Mammary - ilungu labile, kwakunye isibeleko lichatshazelwe zokuguqulwa nokungazinzi koqoqosho. Phambi kokuba uhlaselo menses kwenzeka Unyebeleziso kwamadlala, tissue adumbe, intsimbi uba edematous kunye friable. Emva kokuphela sexesheni, ezi mpawu shwaka. Ngokuhambelana emaxesheni ubudala ibele zohlulwa ngokwendidi 4.

1. Iron intombazana okanye umfazi iminyaka 20-25. Le ingaba mammary na isakhiwo efanayo, ubisi nemibhobho ububanzi isithuba premammarnogo imperceptible we-5 mm.
2. Umhlaza kwabasetyhini abaphakathi kweminyaka eli-25 ne-40 abakwazi esebenzayo. iindinyana zayo Milky Way ilandelelanisiwe kunye epithelium, rhoqo ukukhula ezindongeni kukho amasebe kunye vesicles terminal secretory. Ubume amadlala kuyahlukahlukana ngenxa utshintsho nokungazinzi koqoqosho.
3. ndlala Mammary exesheni. In premenopausal inyama glandular yi dissipated ngokohlobo iziqithi ezincinane unxantathu glandular, ezahlulwa evela emasimini zeethishu adipose. Nge ubudala, isixa parenhim glandular kunciphisa ibele ekubambisaneni. inyama ezinezikhondo atrophies.
4. Mammary ndlala postmenopausal amabhinqa. Neenguqu ngxaki emabeleni uba izihlunu vuhlayiseki glandular liyalahleka ngokupheleleyo, oko lenkosikazi okunamafutha kwithishyu.

Njengoko kukhankanyiwe ngasentla, isakhiwo incum kuxhomekeke kubudala, inqanaba lophuhliso amalungu esini, ukususela kwisigaba ukuba sexesheni ngenxa yabafazi, ubume kwamadlala, ubude ukukhulelwa kunye zisanyisa. Age yeyona nto iphambili egqiba udidi isakhiwo namadlala. Kodwa ke, nangona kunjalo, kukho eyaHluke ngamnye ekunciphiseni kunye nophuhliso lweziqalelo glandular, leyo zigqitywa alimentary, yonyango kunye nezinye izinto.