Sebōpeho sa sefuba, ntshetsopele lona

Ho utloisisa sebōpeho le tšimoloho ea letsoele human anatomy thuso. Mammary tšoelesa - e fetotsoeng apocrine mofufutso litsoelesa ntshetswa pele ho tloha ectoderm ena. Ho batho, ntshetsopele ya litsoelesa le mammary le hlaha ka beke ea botšelela ea bophelo intrauterine. Letlalong letsoele e tšesaane le tiea, ho na le follicles moriri, mofufutso le sebaceous litsoelesa. The tšoelesa mammary na le plurality tsa likhoele methapo ea kutlo ho tloha ka mahetla le akira theo gun cervical le methapo intercostal. 'mele tšoelesa na le khonvekse discoid sebopeho, mmala tloaelo palo pinki, botenya e tenya, le bophara ba karolelano ea botlaaseng ke 10-13 cm, ea Matsoele banana ba na le boima karolelano ea 150-200 g, le diabolololo - 400-900, e Y. ho fetisisa bophelo bo botle basali ba bacha ba e bōpehileng joaloka tšoelesa ea Lefatše le ke uprugimi.Stroenie letsoele boholo, sebopeho le boemo ba ho ba le litšobotsi tse ka bomong le litšobotsi.

Sebōpeho sa sefuba le human anatomy lona

Matsoele a basali li na le lisele tse ngata tse hlahisang lebese, e leng ho bokelloa ka lobules ena. Le e mong le dilae motho tloha moo 'Milky le molapo,' me likarolo tsohle tse ho kopantswe ka likarolo ho ba le difapho bolaeang ka tse kopantswe tsohle seemelong ducts nyenyane.

Lekana radially lokisetsa amanang le ho teat le ba aroloa ho mong le e tse ling tse adipose dinama tse nyenyane tse. E mong le e bolelelane tšoelesa e bōpehileng joaloka e khoune le tlhorong ho nipple, moo ho bula difapho excretory. Ducts ho nipple le atolohe, eaba ba etsa sinuses Milky. Thehoa sebaka ho pota nipple e bitsoa areola, le leralleng e nyenyane e - e 's litsoelesa mofufutso. Sebōpeho sa sefuba ka basali fapane le sebopeho tšoelesa e motona.

Khōlo ea litsoelesa le mammary o etsoang ho tsoa ka lebaka la prolactin (a-hormone tsa pituitary anterior) le li-hormone ovary. Ka lebaka prolactin diabolololo se hlahile. Ka halofo e qalang ea ea bokhachane letsoele eketseha ka seemo, joalokaha le hlaha ka halofo ea bobeli ea kgolo ya epithelial secretory lisele tse mosebetsi partite eo bopilwe alveoli. Qetellong ea bokhachane 'me ka matsatsi a' maloa ka mor'a tsoalo eketsa secretion le hlahisa yellowish, teteaneng matlafatsang mokelikeli bitsoa colostrum. Ebe ho fetola sebopeho sa maro e, e ba ho feta mokelikeli tumellano le secrete lebese. Ho ea qetellong ea nako ea ho fepa, tlhahiso lebese decreases 'me o khaotsa ho fihlela ho ima e tlang.

Letsoele ntshetsopeleng ka banana ba le hlaha ka nako ya kena bonneng kapa bosaling tse pakeng tsa lilemo tse lilemo tse 10-15. tshebetso e qala ka kgolo ya nipple le areola peripapillary ebe o qala kgolo ya ea matsoele ka kakaretso. Letsoele ka basali o hōla ka nako e telele 'me qetellong secured letsoele boholo feela ka mor'a hore ho fepa lesea. Mokhahlelo oa penultimate ya kgolo ya sefuba fihla ka ba lilemo li 15-17.

Mammary tšoelesa - labile lekala, hammoho le ea popelo e angoa ke diphetolo cyclical. Pele qala ho ea menses le hlaha keketseho ea litsoelesa, lisele tse e ruruhe, tšepe e ba edematous le friable. Ka mor'a bofelo ba ho ilela khoeli, matšoao ana nyamela. Ho latela lilemo tsa nako ea matsoele e arotsoe mefuta 4.

1. Tšepe ngoanana kapa mosali lilemo tse 20-25. The tšoelesa mammary na le sebopeho junifomo, lebese ducts imperceptible premammarnogo sebaka bophara ba 5 limilimithara.
2. Kankere basali ba pakeng tsa lilemo tse 25 le 40 ke ka tshebediso a sebetsang. litemana hae Milky ba lined le epithelium, kamehla hola marakong ho na le makala a le vesicles seemelong secretory. Sebōpeho sa litsoelesa ho fapana ka lebaka la ho liphetoho cyclical.
3. Mammary tšoelesa menopause. Ka premenopausal glandular dinama tse nyenyane tse e matahoa a sa itlhompheng ka mokgwa wa le lihlekehlekeng tse nyenyane tsa triangolo glandular, tse arohane ho tsoa linaheng adipose dinama tse nyenyane tse. Ka lilemo, ka tjhelete e ya parenhim glandular decreases letsoele e meshed. Fibrous dinama tse nyenyane tse atrophies.
4. Mammary tšoelesa postmenopausal basali. Ka liphetoho menopausal ka sefuba fetoha etsolloa glandular dinama tse nyenyane tse disappears ka ho feletseng, e displaces mafura dinama tse nyenyane tse.

Joalokaha ho boletsoe ka holimo, sebōpeho sa sefuba itšetlehile ka lilemo tsa hae, boemo ba tsoelo-pele ea litho tsa genital, ho tswa ho mohato oa potoloho ea matsatsing tsa basali, boemo hormonal, bolelele ba nako ea bokhachane le ho diabolololo. Age ke Ntlha e ka sehloohong e etsang qeto ea hore ho litsoelesa sebopeho mofuta. Empa, leha ho le joalo, ho na le phetoho motho ka phokotso le ntshetsopele ya likarolo glandular, tse laolwang ke alimentary, endocrine le lintho tse ling.