Iveki yesithandathu yentuthuko yesisu ihambelana neveki yesi-8 yokubeleka kokukhulelwa kwangoku. Umntwana sele sele akwazi ukugubungela izibambo, zibophe kwi-jointbow. Yingakho kwiveki yesithintelo yokukhulelwa owesibini umfazi ovakalelwa ngokufanelekileyo, oko kukuthi, uvakalelwa kukuba umntwana uhamba. Nge-ultrasound, ezi ntshukumo zifana nokugqithisa, kuba izihlunu zomntwana zisabuthakathaka kwaye ubukhulu bezinto ezihambayo buncinci.
Ukubonakala komntwana
Kwimiqathango yesibambiso yeeveki eziyi-8 zokukhulelwa, umntwana obonakalayo ufana nomntu obonakalayo. Iminwe kwizibambiso zide, kodwa i-webs phakathi kwabo isagcinwa. Amehlo akhona emacaleni entloko, abe nokubonakala kwamacaka amnyama, kodwa ahlanganiswe namaqhekeza asemhlophe.
Ngeveki ye-8-9 yesondlo, i-buds yemiphophu yesikhathi esizayo iyakhula. Ziyi-branching bronchi, ngokubonakala ngathi kufana nesithsaba somthi. Ngeli xesha, ukubunjwa kweentso zangempela kwenzeka, okushiya indawo yokuqala, ekhoyo ngaphambili. Uphuhliso lwayo luqhubeka lonke ixesha lokukhulelwa, kwaye ukwakheka kokugqibela kwenzeka emva kokuzalwa.
Kuloveki ye-7-8 yesondlo sokukhulelwa ukuba kukho ukuhla nokukhululeka komsila we-embryo. Ngelo xesha, i-trunk isoluliwe, kodwa ubukhulu bayo bude bude neendawo eziqhelekileyo.
Ngethuba leveki eziyi-8 ezithintekayo i-embryo iselula kwaye ihamba ngokuzenzekelayo kwi-amniotic fluid, ijikeleze i-axis yayo ngemilenze yayo phezulu nasemva. Ngokomyinge, ubukhulu bomzimba wakhe ngeli xesha li-1.5 cm.
Iimpawu zesimo somfazi
Ngethuba leveki eziyi-8 ezithintekayo, umfazi ufumana ixesha elingathandekiyo lokukhulelwa. Ngaloo ndlela, ngeli xesha ixesha eliqhelekileyo lezo ziyobisi zenzeke, zifikelele ekugqibeleni. Ngokomzekelo, ukuba umfazi, evuka nje, ngokukhawuleza athatha isidlo sakusasa, ngoko ke inokwenzeka ukuba i- nausea ekuseni kusesikweni kakhulu. Isici esichaphazelekayo kukuba imeko eyenzayo emva kokuba ukuhlanza kuphucule ngokuphawulekayo, kwaye loo ntokazi inokuchitha yonke imini ngaphandle kwezifo. Inqaku elithandekayo kukuba uphando lwamagqirha aseCanada lenze ukuba kunokwenzeka ukuba kubasetyhini abanesifo sokutywala i-toxicosis kulo lonke ukhulelwe, abantwana abazalwa babenelungelo lokuqonda.
Iinguqu zeHormon
Ukuba sithetha ngomongo we-hormone yabasetyhini, iveki yesithinteli yesithintelo yokukhulelwa ngokuqhelekileyo iphantsi kwefuthe le-progesterone ne-estrogen hormone.
Ukuxinwa kwezi-hormone kwanda ngamanye amaxesha, ekubeni isenzo saso sinjongo yokugcina ukukhulelwa. Zizo zi-hormone eziphucula umuthi wesisu, owandisa ngobukhulu njengoko umntwana ekhula.
Ngelo xesha, umzimba ophuzi uqala ukuvelisa i-hormone yokuphumla, leyo ibeka ngokukhawuleza izixhobo zesigulane se-uterus kunye nemisundu yentamo ye-uterine. Njengoko ixesha lokukhulelwa landa, ukugxininiswa kwegazi kwenyuka rhoqo kwaye kufinyelele ekugqibeleni ngexesha lokuzalwa,
Iqondo le-hCG kwi-iveki ye-midwifery elisi-8 alinalo ulwazi oluncinane. Yingakho imeko yomntwana ifunyanwe ngoncedo lwe-ultrasound.
Kwakhona, i-70% yabo bonke abafazi abakhulelweyo ngelo xesha kukho ukukhulisa isifuba, oko kukuthi, iqhubela kancane. Zonke zixhunyiwe nama-hormone afanayo ahlanganiswa kwiinkxalabo eziphezulu.