Yadda tsarin haihuwar namiji yake aiki

Wadatacce

• Menene gabobin jima'i maza?
• 1. Ciwon ciki
• 2. Bishiya
• 3. Kayan hawan jima'i
• 4. Azzakari
• Yadda Gudanar da Hormone ke aiki

Tsarin haihuwar namiji yana fitowa ne daga wasu gabobi na ciki da na waje, wadanda suke sakin sinadarai, androgens, kuma kwakwalwa ce ke sarrafa su ta hanyar hypothalamus, wanda ke fitar da sinadarin hormone da ke sakin gonadotropin da kuma pituitary, wanda yake fitar da homon din mai motsa jiki da kuma lalata jikin mutum. .

Abubuwan halayyar jima'i na farko, wadanda suka hada da al'aurar namiji, ana yin su ne yayin bunkasar haihuwa kuma wadanda ake samarwa na biyu daga samartaka ne, tsakanin shekaru 9 zuwa 14, lokacin da jikin yaron ya zama na namiji, inda gabobin maza suke girma, haka nan kuma bayyanar da gemu, gashi a dukkan jiki da kaurin muryar.

Menene gabobin jima'i maza?

1. Ciwon ciki

Jikin jaka jaka ce ta sako-sako da fata, wanda ke da aikin tallafawa goyan bayan ƙwarjiyoyin. Ana raba su ne ta wani septum, wanda ake samarwa ta tsokar nama kuma idan tayi aiki, yakan haifar da wrinkle na fatar, wanda yana da matukar mahimmanci wajen daidaita yanayin zafin, tunda yana cikin kwayar halittar maniyyi.

Sashin mahaifa yana iya kiyaye zafin jikin kwayoyin halittar a kasa da zafin jikinsu, tunda yana wajen ramin kwarin gwiwa. Bugu da kari, a wasu halaye, kamar bayyanar da sanyi, tsokar da ke hura wuta, wacce ke sakawa a cikin mahaifa kuma ta dakatar da kwayar halittar, tana tayar da kwayoyin halittar yayin bayyanar da sanyi, yana hana shi yin sanyi, wanda kuma yake faruwa yayin motsawar sha'awa.

2. Bishiya

Maza suna da kwayaye biyu, wadanda gabobi ne masu siffar oval kuma masu auna kusan 5 cm a tsayi kuma 2.5 cm a diamita kowannensu, yana da nauyin kusan gram 10 zuwa 15. Waɗannan gabobin suna da aikin ɓoye kwayar halittar jima'i da ke cikin kwayar halitta, wanda ya kunshi samuwar maniyyi, kuma wanda ke haifar da ci gaban halayen jima'i na maza.

Aikin jijiyoyin yana shafar tsarin jijiyoyi na tsakiya, ta hanyar hypothalamus, wanda ke rufta da kwayar gonadotropin mai sakin jiki (GnRH), da kuma pituitary, wanda ke fitar da kwayar cutar mai cike da kwayoyi (FSH) da kuma kwayoyin luteinizing (LH).

A cikin kwayar halittar, akwai tubules na seminiferous, inda bambance-bambancen kwayar halittar kwayar halitta zuwa cikin kwayar cutar kwayar halitta ke faruwa, sannan a sake su zuwa cikin lumen tubules din kuma a ci gaba da girma tare da hanyarsu ta cikin bututun tsarin haihuwa. Kari akan haka, tubules na seminiferous suma suna da kwayoyin Sertoli, wadanda ke da alhakin abinci mai gina jiki da kuma balagar kwayoyin halittar kwayoyin cuta, kuma tsoffin sassan jikin da ke kewaye da wadannan kwarorin sun hada da kwayoyin Leydig, wadanda ke samar da testosterone.

3. Kayan hawan jima'i

Wadannan gland sune suke da alhakin fitar da maniyyi da yawa, wanda yake da matukar mahimmanci ga safara da abinci na maniyyi da kuma sanya man azzakari:

• Seminal vesicles:Sigogi ne wadanda suke bayan gindin mafitsara da gaban dubura kuma suna samar da wani muhimmin ruwa wanda zai daidaita pH na fitsarin cikin maza kuma ya rage asid din tsarin al'aurar mata, ta yadda zai dace da rayuwar. na maniyyi. Bugu da kari, tana da fructose a cikin kayanta, wanda ke da mahimmanci don samar da kuzari don rayuwarsu da kuma motsawa, don su sami damar hadu da kwan;
• Prostate:wannan tsarin yana kasa da mafitsara, yana kewaye ilahirin fitsarin kuma yana fitar da wani ruwa mai shayarwa wanda ke taimakawa wajen daskarewarsa bayan fitar maniyyi. Kari akan haka, ya kuma kunshi abubuwa wadanda ake amfani da su wajen samar da makamashi, wadanda ke taimakawa ga motsi da rayuwar maniyyi.
• Bulbourethral gland ko kuma Cowper's gland: wadannan gland din suna can kasan prostate kuma suna da bututun da suke budewa a cikin jijiyar fitsarin, inda suke fitar da wani abu wanda yake rage acid din fitsarin da fitsarin yake fitarwa. Ana sakin wannan sinadarin yayin motsawar sha’awar jima’i, wanda shima yana da aikin saka mai, saukaka saduwa da juna.

4. Azzakari

Azzakari shine tsarin siliki, wanda ya kunshi jikakkun duwatsu da gawarwaki, wadanda suke kusa da mafitsara. A ƙarshen ƙarshen azzakari, akwai gilashin ido, wanda aka rufe da mazakutar, wanda ke da aikin kare wannan yankin.

Baya ga sauƙaƙe fitowar fitsari, azzakarin kuma yana da muhimmin aiki a cikin jima'i, wanda tasirinsa ke haifar da narkar da jijiyoyinsa waɗanda ke shayar da ɓoyayyun jikin jikin mutum da kuma ɓarkewar jini a cikin wannan yankin, kuma yana haifar da zuwa taurin kan azzakari, saukaka shigar sa cikin rafin farji yayin saduwa.

Yadda Gudanar da Hormone ke aiki

Haihuwar namiji yana gudana ne ta hanyar homonin da ke motsa ci gaban gabobin haihuwa, samar da maniyyi, ci gaban halayen jima'i na biyu da kuma halayyar jima'i.

Aikin kwayar cutar ana sarrafa shi ne ta hanyar hypothalamus, wanda ke fitar da sinadarin sake yaduwar gonadotropin (GnRH), yana kara karfin glandon don fitar da sinadarin luteinizing hormone (LH) da kuma kwayar cutar mai motsa jiki (FSH). Wadannan homonin suna aiki kai tsaye a kan kwayar halitta, suna kula da kwayar halitta da kuma samar da androgen, estrogen da kuma progesterone hormones.

Daga cikin na karshen, mafi yawan kwayoyin halittar da ke cikin maza sune androgens, tare da testosterone shine mafi mahimmanci kuma wanda yake da alaƙa da haɓakawa da kiyaye halayen jima'i na maza, shima yana tasiri ga samuwar maniyyi.

Androgens kuma suna da tasiri akan ci gaban halayen jima'i na farko da sakandare. Abubuwan halayen jima'i na yau da kullun, kamar su na waje da na ciki, ana yin su ne yayin haɓaka amfrayo kuma halayen jima'i na biyu suna tasowa daga lokacin balaga.

Balaga yana faruwa ne kusan shekara 9 zuwa 14, yana haifar da canje-canje a cikin surar jiki, haɓakar gemu da gashin kai da sauran jiki, ƙarar igiyoyin sautuna da bayyanar sha'awar jima'i. Bugu da kari, akwai kuma ci gaban azzakari, majina, kwayar halittar al'aura da kuma ta prostate, karuwar asirce masu al'aura, masu alhakin kuraje.

Duba kuma yadda tsarin haihuwar mace yake aiki.