Akwụsị aka na-ezighị ezi bụ ụdị usoro nduzi onwe onye. Na ụdị mmeghachi omume a, mmepụtawanye nke sitere na usoro ahụ na-egbochi mmepụta nke usoro n'ọdịnihu. N'ikwu ya n'ụzọ ọzọ, usoro ahụ na-achịkwa ọtụtụ ngwaahịa ọ na-eme site na imechi ụlọ ọrụ mgbe ọkwa nke mmepụta ma ọ bụ ọnụọgụ ngwaahịa na-abawanye elu. Usoro nzaghachi na-adịghị mma bụ maka ọtụtụ ụdị usoro ọgwụgwọ hormone na ahụ mmadụ. Ha dị mma n'ịnọgide na-enwe mmepụta ihe ọ bụla.
A makwaara dị ka: inhibitory loop
Isi dị ka Ụlọ ọrụ - Nzaghachi Loops Manage Production
Were ya na ahụ bụ ụlọ ọrụ mmepụta ihe nke na-emepụta Product X. Ọzọkwa, were ya na ịmepụta ihe dị ukwuu na ngwaahịa X bụ ọnụ ma dị njọ. Ya mere, ahụ chọrọ ụzọ iji mechie ụlọ ọrụ ahụ mgbe e mepụtara Product X nke zuru ezu. Ọ na-eme nke a site na njikwa mmeghachi omume na-ezighị ezi. Ihe nke a pụtara bụ na ọsọ ọsọ na-echeba ego nke Product X. Mgbe ọ malitere ịmalite, mmepụta ngwa ngwa wee kwụsị. Ihe ọzọ nke a ga-abụ nkwụsị aka nzaghachi. N'ọnọdụ ahụ, ka ngwaahịa X dịnụ, ngwa ngwa osisi ahụ ga-emekwu ihe. Ụdị usoro a na-esite na njikwa. N'ụzọ dị iche, njiko aka na-ezighi ezi bụ nduzi onwe onye.
Ihe Nlereanya nke Nzaghachi Na-adịghị Mma Pịa na Ntugharị Ntuzi
Otu njirimara nke na-ezighị ezi na-ezighị ezi bụ njedebe nwanyị . Hypothalamus na-arụpụta gonadotropin na-ahapụ hormone (GnRH).
GnRH na-egosi pituitary iji mepụta hormone na-akpali akpali (FSH). FSH na - agwa ovaries ka ha mepụta estrogen. Akwa ogo nke estrogen (yana progesterone na testosterone, nke a na-achịkwa site na mgbaaka yiri), machibido mmepụta nke GnRH. Nke a na - eme ka pituitary mee obere FSH, nke na - eme ka ndị ovaries mee ka estrogen dị ala.
Ntughari nzaghachi ọzọ na-achịkwa ikuku acid. PH nkịtị bụ ihe dịka 4 - mildly acidic. Nke a na-enye aka igbochi uto nke nje bacteria na STDs . N'ezie, otu n'ime njirimara nke nje vaịn bụ pH nke n'elu 5. Akpịrị lactic acid na-ekwusi ike na pH a bụ nke lactobacilli - akụkụ nke osisi flora nkịtị. Ihe nje ndị a na-eto ngwa ngwa ma na-emepụta acid karị na pH. Mgbe ahụ, mgbe pH na-eru nso na 4, ha na-ewelata ma kwụsị. Nke a bụ otú e si achịkwa pH na ikpu. Ọ na-egosikwa ụfọdụ ihe dị iche na pH dị iche iche nke ụmụ nwanyị. PH dịgasị dabere na nje bacteria ndị dị ugbu a.
Isi mmalite:
Boskey ER, Cone RA, Whaley KJ, Moench TR. Origins nke acidic acid: oke D / L lactate ruru na nje bacteria bụ isi iyi. Na-ehicha. 2001 Sep; 16 (9): 1809-13.
Boskey ER, Telsch KM, Whaley KJ, Moench TR, Cone RA. Mmepụta nke acid site na ahihia ogwu na vitro na-adabere na ọnụego na oke nke acidification. Ọrịa. 1999 Ọkt; 67 (10): 5170-5.