Gonads Dheddig iyo lab

qanjidhada Sex ee jirka aadanaha qabtaan tiro ka mid ah hawlaha muhiimka ah: go'aaminta sifooyinka nafsaaniga ah ee dhulka iyo masuul ka ah dhalmo yihiin. Waxay waxaa lagu gartaa nooca kala duwan ee dheecaan, sida ay soo saaraan iyo unugyada taranka, iyo hoormoonada gaar ah. gonads Dheddig iyo lab leeyihiin qaar ka mid ah sifooyinka gaarka ah. Si kastaba ha ahaatee, sharciyeynta hawlaha ay fuliyeen qanjidhada gonadotropic hormoonnada pituitary.

qanjirka galmada Lab. qanjidhada Lab galmada waxaa wakiil ka ah xiniinyaha, taas oo soo saari manida (unugyada taranka), iyo androgens (hormones lab gaar ah).

geeddi socodka spermatogenesis ka dhaca ee loo yaqaan unugyada Leydig. Aasaasidda shahwada waa ku dhowaad si joogto ah - laga bilaabo qaangaadhnimada iyo da'da soo gabagabeeyay 50 - 60 sano (tani waa xogta shakhsiga), marka atrophy xiniinyaha, iyo waxqabad jir si tartiib ah Geedda. unugyada jeermiga Mature ee ibididimisyada.

manida Lab ka kooban yahay madaxa, luqunta, iyo badhidii, iyo flagellum, oo waxaa la dhaqaajin karin. Unugyada ayaa waxa loogu yeero acrosome madaxa, taas oo ka kooban falgalka baabbi'in qolof ah ee ukunta. In shahwada dumar siilka laga yaabaa firfircoon ilaa 6 maalmood.

Sida hormoonnada jinsiga ah, waxa ugu muhiimsan waa waxyaabaha testosterone waxaa nidaaminaya by farabadan oo hormone pituitary. hormone Tani waa muhiim in horumarka ee jirka oo lab ah, sida mas'uul ka yahay:

• iyo in la kordhiyo horumarinta firfircoon ee xubnaha taranka inta lagu guda jiro baaluqo
• horumarinta ee timaha jirka ah nooca lab;
• beddelo qarsan ee codka;
• koritaanka xoog iyo horumarinta muruqa;
• formation lafaha,
• muuqaalka kore ee soo jiidashada dadka jinsi ka soo horjeeda;

Sida aad arki karto, qanjidhada jinsiga ee labka qabtaan hawlo arrin muhiim ah. Tusaale ahaan, in ay dhacdo xadgudub ku ah nidaamka spermatogenesis qof ma soo saari karaan farcankaaga. Oo la'aanta hormoonnada jinsiga horumarisa wax-u syndrome - nin arkay dhigaalka baruurta Laabta ku sugan, sinaha iyo dabada, xubnaha jirka sineyn koraan, xubnaha taranka yihiin dib dhacsan, la'aanta rabitaanka galmada, horumarinta caadi ahayn nafsi ah.

qanjidhada galmada dumarka. The gonads haweenka matalayo ugxan taas oo ukunta baaluq iyo dhaddig dhexsameeysmo hormoonnada: estrogen iyo progesterone. ugxan kasta oo dumar ah waxay ka kooban tahay laba kubadaha: stroma iyo kiliyaha.

kiishashka ugxansiduhu marxaladaha kala duwan ee koriinkedu ku yaalaan kiliyaha. Oo haddii habka of formation of shahwada labka ah waa nolosha, dumarkii oo dhan unugyada jinsiga waxaa la dhigay inta lagu guda jiro horumarinta SNMna. Bishii bislaadaa ukunta hal kaliya in jebiyo follicle iyo hoos u dhaqdhaqaaqa tuubada ugxanta. In meel of foomamka follicle ee la yirahdo gulkroppshormon, taas oo markaas beddelin caddaan ah, ka dib daabacay on ugxanta site weli nabar yar.

kansarka xubinta taranka ee dumarka, oo uu soo saaro hormoon oo gaar ah progesterone iyo estrogen. Estrogens leeyihiin tiro ka mid ah hawlaha:

• masuul ka tahay kororka xubnaha taranka dibadda iyo gudaha inta lagu guda jiro baaluqo
• pilosis sameeyay nooca dhaddiggiis;
• loo dardar-horumarinta qanjidhada caanaha,
• xakameeyo koritaanka lafaha oo dherer ah,
• kicin geeddi socodka ee Avv oo dufan ah, kuwaas oo lagu shubo badan xabadka, caloosha, badhida iyo bowdooyinkeeduna - gaar ahaan jidhka dhaddiggiis;

Progesterone sii daayay by la yirahdo gulkroppshormon. Its shaqada ugu muhiimsan - waa in la diyaariyo oo siiban ee ilmo-galeenka in hordhaca ah ee ukun abuurmatay. hormone Tani waxay sidoo kale saamayn ku qanjidhada caanaha, taasoo keenta iyaga bararin.

Haddii dumarka gonads aadan si fiican u shaqaynayn, waa ben la dhalmo la'aan, horumarinta galmada raagay, dhaawacyada nafsiga ah.