Nyob rau ntawm 16 lub lim piam, tus me nyuam mos hauv plab yog qhov loj me rau avocado, qhov ntev yog 11-11.5 cm, thiab nws qhov hnyav yog 80 gram. Tom ntej 3 lub lim tiam nws yuav muaj qhov kev sib tw loj, nws yuav ntxiv nws qhov hnyav thiab kev loj hlob ob zaug. Qhov qis extremities tau tsim ntau heev, lub caj dab tsa nws lub taub hau ntau dua. Pob ntseg thiab ob lub qhov muag nyob ze ntawm lawv qhov chaw zaum kawg. Lub sij hawm no, ib lub plawv me me txog li 25 liv dej txhua txhua hnub. Txawm tias muaj tseeb tias qhov muag raug kaw, lawv txav tau qeeb, cov rau tes twb loj hlob ntawm ob txhais ceg.
Yuav ua li cas tus me nyuam loj hlob
Nws yog tsim nyog hais tias lub raum thiab zais zis ua haujlwm puv nkaus, txhua 45 feeb tus me nyuam nws tus kheej hloov cov kab txawv ntawm amniotic kua.
Lub siab yuav ua rau lub plab hauv plab, thiab cov pob txha liab liab pib pib ua haujlwm hauv lub cev. Nyob rau hauv cov ntshav ntawm tus menyuam nws twb tau mus nrhiav tau tag nrho cov hlwb uas yog yam ntxwv ntawm cov ntshav ntawm ib tug neeg laus, nws pawg thiab cov resusfactor twb tau txiav txim siab. Lub plab, gallbladder, hnyuv pib ua haujlwm. Tseeb tiag, thaum lawv ua haujlwm hu ua training. Nyob rau hauv lub intestine ntawm fetus, thawj cov ntsiab lus tshwm, uas muaj tsuas yog ntawm bile. Nws hu ua meconium - thawj cov quav, nws tsaus ntsuab los yog xim dub-xim.
Thaum kuaj ultrasound rau lub asthiv rau lub lim tiam, lub zog ntawm tus menyuam pom ntawm lub monitor monitor. Tej zaum lub neej yav tom ntej twb pom lawv lawm. Thiab yog hais tias tsis - tsis txhob chim siab. Yeej, thawj kev taw - kev me nyuam hauv plab muaj li ntawm 16 - 20 lub lim piam ntawm cev xeeb tub: txhua tus poj niam cev xeeb tub hauv ntau txoj kev. Thiab ib tug me nyuam tuaj yeem ua haujlwm ntau dua lwm tus. Txawm hais tias nyob ntawm ib tus niam ntawv thaum txhua tus cev xeeb tub cov ntsiab lus ntawm qhov xub thawj sib txawv.
Kev hloov hauv tus poj niam cev xeeb tub
Thaum cev xeeb tub tus poj niam, nws muaj peev xwm qhia, "shines" los ntawm ntim ntawm cov ntshav uas tau nce thiab hliv rau ntawm daim tawv nqaij. Tam sim no tus niam txiv yav tom ntej nyiam nws tus kheej, ua tsaug rau qhov tso cov tshuaj hormones thiab tsis muaj tshuaj lom. Lub siab ntawm kev ntseeg siab tau ntxiv los ntawm qhov tseeb tias twb yog 16 lub lim tiam ntawm cev xeeb tub, thiab qhov no yog lwm theem, tom qab uas qhov kev pheej hmoo ntawm qaub ncaug txo.
Rau lub lim piam dhau los, qhov ceeb thawj ntawm lub tsev menyuam tau 140 g, tam sim no nws hnyav txog 250 g. Qhov ntim ntawm amniotic kua uas tus me nyuam mos, ua loj dua thiab ntau tshaj 250 ml. Nyob rau lub sij hawm no ntawm cev xeeb tub, koj muaj peev xwm xav tias lub tsev me nyuam nyob rau ntawm ib tug deb ntawm 7.5 cm hauv qab ntawm lub ntaws.
Thaum lub as thiv 16, cov ntshav yuav tsum tau pub dawb los txiav txim siab txog qib ntawm alpha-fetoprotein (AFP), chorionic gonadotropin (HG), thiab estrogen estrogen (NE).
Hauv qee cov kab mob uas ua rau muaj mob xiam oob khab (piv txwv li, Down's syndrome, craniocerebral hernia, anencephaly, cais ntawm phab ntsa hauv plawv ntawm qhov peritoneum ntawm tus me nyuam, thiab lwm yam), cov yeeb yam no hauv cov poj niam cev xeeb tub yuav txawv qhov qub. Los ntawm cov txiaj ntsim ntawm kev soj ntsuam nws yog ib qho ua tau los qhia lossis tawm los ntawm tus me nyuam muaj qhov teeb meem no.
Hwj chim ntawm lub tsev so thiab da dej thaum cev xeeb tub
Tus menyuam yuav tsum tswj kom muaj lub cev kub. Cov kev tshawb fawb tau qhia tias yog thaum lub sij hawm ntev thaum tus me nyuam tab tom loj hlob, qhov sov ntawm leej niam lub cev rau ob peb feeb yog nce los ntawm ib tug xov tooj ntawm cov degrees, ces qhov no tuaj yeem cuam tshuam rau tus me nyuam hauv plab. Nws yog qhov zoo tshaj kom tsis txhob sim nrog lub tsev so, ib da dej. Nws tseem tsis tau paub tias seb lub solarium influences qhov kev loj hlob ntawm lub fetus, li ntawd thaum nws tseem yuav tsum tau cais.
16 lub lim tiam ntawm cev xeeb tub: kawm
Koj tuaj yeem ua ib hmo zoo nkauj nrog koj tus khub. Thaum tus me nyuam los txog nws yuav nyuaj rau faib lub sij hawm nyob ib leeg. Nws tsim nyog siv txhua lub sijhawm los nyob ib leeg.
Kaum peb lub lim tiam ntawm cev xeeb tub
Lub sij hawm gestation yog 16 lub lim piam - nyob rau lub sij hawm no tus me nyuam yog xam tias siv tau. Qhov theem ntawm cov me nyuam yug tom qab 23 lub lis piam nce nrog txhua lub lim tiam ntawm cev xeeb tub. Thiab yog tias tus me nyuam yug los ua ntej lub sij hawm no, nws xav tau kev kho mob mus sij hawm ntev.
Qhov teeb meem ntawm cov pos hniav hauv cov poj niam cev xeeb tub
Kabmob ntshav siab (gingivitis ntawm cov pojniam cev xeeb tub). Tej zaum, koj twb paub tias yog vim li cas. Tib yam "hormones xeeb" uas muaj feem xyuam rau cov qog ntawm cov mucous membrane ntawm ntau yam kabmob ntawm lub cev tsim kev hloov hauv lub qhov ncauj kab noj hniav. Nws yog ib qho tsim nyog yuav tau npaj kom muaj khoom noj khoom haus ntau thiab ua rau cov pos hniav, lawv o thiab puas tsuaj yooj yim thaum txhuam koj cov hniav nrog tus txhuam hniav, xov. Gde-ntawm 4 lub hlis uas cev xeeb tub nws tsim nyog mus ntsib kws kho hniav. Tus kws kho kaus hniav, kws kho hniav lossis kws kho hniav yuav pab tiv thaiv kom tsis txhob muaj cov pos hniav los yog ntau yam kab mob uas tshwm sim los ntawm kev hloov hauv lub qhov ncauj. Vim cov poj niam cev xeeb tub muaj feem muaj kab mob hniav tsis zoo thiab qhov pom ntawm qhov mob hniav, mus ntsib kws kho hniav thiab cov hniav kom huv yuav tsum yog ib qho tseem ceeb ntawm cov kev ntsuas mob thaum cev xeeb tub. Yog tias koj xav tau cov tshuaj ntxuav hniav, xoo hluav taws xob los yog ua rau kev ua kom loog tsis tuaj yeem cuam tshuam rau tus me nyuam. (Yog tias koj cev xeeb tub los yog muaj kev xeeb tub, nco ntsoov qhia rau tus kws kho hniav, thiab nrog xoo hluav taws xob ntawm tus hniav koj yuav raug muab pov thaiv kev tiv thaiv, uas yuav npog lub plab). Yog tias, vim tias muaj teeb meem ntawm lub plawv ua ntej thiab tom qab qhov txheej txheem, tus kws kho hniav yuav tsum siv tshuaj tua kab mob, nws yog tsim nyog qhia rau tus kws kho mob txog lub xeev kev xeeb tub - txawm hais tias cov tshuaj tua kab mob uas siv rau hauv cov xwm txheej no feem ntau muaj kev nyab xeeb rau cov poj niam cev xeeb tub.
Nov yog qee cov lus qhia txog kev siv cov kev pab hauv tsev li cas kom tsis txhob muaj kev hloov nrog cov pos hniav thaum muaj menyuam hauv plab lawm.
- Nws pom zoo kom haus cov txiv hmab txiv ntoo thiab zaub uas muaj cov vitamin C. Muaj ntau cov khoom noj uas muaj cov tshuaj calcium uas siab heev.
- Muaj ntau zaus ib hnub koj yuav tsum yaug koj lub qhov ncauj nrog cov tshuaj tiv thaiv kab mob antiseptic. Tom qab txoj kab yaug, nti tawm cov kua, thiab tsis nqos nws.
- Nws tsim nyog siv tus txhuam hniav, uas muaj ib qho muag muag uas tsis ua rau cov pos hniav los ntshav.
- Koj yuav tsum txhuam koj cov hniav ntau dua, tom qab txhua pluas noj. Koj tuaj yeem nqa tau ib qho chaw muab tshuaj cia, txhuam hniav.
- Nruam (tsawg kawg ib zaug ib hnub) txhuam koj cov hniav nrog ib txoj xov.
- Nws yog tsim nyog xav txog kev siv ib qho txhuam ultrasound, uas yog zoo dua li yooj yim, zoo tshem tawm cov quav hniav ntawm cov hniav. Tsis tas li, nws yuav saib xyuas cov pos hniav.
- Nws yog qhov zoo dua los muab cov caramel thiab lwm yam khoom qab zib. Toffees, txiv laum thiab lwm cov khoom nplaum yog piling nyob rau hauv kev nyuaj siab ntawm cov pos hniav, koj yuav tsum sim los siav muaj siab rau cov zaub mov qab zib uas tsis yeem.
Ntawm cov pos hniav, cov me nodules tuaj yeem tshwm sim, uas yog qhov yooj yim kov, thiab yuav pib los ntshav thaum ntxuav hniav. Cov nodules zoo li no hu ua "pyogenic granuloma" ("cov hlav hauv plab"), lawv yuav tsum tsis txhob txhawj xeeb thiab yuav dhau mus tom qab yug menyuam. Nyob rau hauv rooj plaub thaum muaj kev tsis xis nyob vim lawv, tus kws kho hniav tuaj yeem ua raws li txoj kev txhawm los yog tshem tawm.