Xav tias thaum cev xeeb tub hauv 12-13 lub lis piam
Nyob rau lub sijhawm no lub tsev menyuam tau dhau los ntawm thaj chaw hauv plab mus rau hauv lub qhov ntswg, thiab yog li ntawd qhov siab ntawm qhov urea decreases thiab los ntawm txhais tes nws yog qhov ua tau rau tus menyuam mos ab li ntawm cov pubis.
Muaj ntau, tshwj xeeb tshaj yog cov poj niam nyias, tsis tau pom muaj kev pauv, tab sis qee qhov, tshwj xeeb tshaj yog cov poj niam cev xeeb tub tsis yog thawj zaug, muaj peev xwm twb khav tau rau ntawm koj lub plab. Nws yog lub sij hawm los saib xyuas ntawm tus tshiab wardrobe, uas yuav tsis nyem qhov loj hlob uterus. Tom qab kis tau tus kab mob toxicosis, tus poj niam noj tau ntau yam, tab sis tsis overeat, vim tias muaj qhov nyhav tshaj yog yooj yim heev.
Kev kuaj xyuas thaum kawg ntawm thawj peb lub hlis
Raws li txoj cai, nws yog nyob rau ntawm 12-13 lub lim piam ntawm cev xeeb tub uas tus poj niam nyob rau hauv thawj qhov kev npaj ultrasound. Tam sim no daim ntawv tshuaj ntsuam no feem ntau qhia thiab koj tuaj yeem txiav txim siab lub caij nyoog uas cev xeeb tub, thiab qhia txog kev pheej hmoo ntawm chromosomal abnormalities.
Cov hauj lwm ntawm thawj ultrasound yog kom paub cov kev pheej hmoo ntawm cov kab mob genetic pathologies, xws li Down syndrome, Edwards. Kev saib xyuas tshwj xeeb yog them mus rau qhov loj me ntawm thaj tsam ntawm tus me nyuam hauv plab, uas txiav txim siab kom muaj cov chromosomal abnormalities.
Cov menyuam hauv plab hnyuv 12-13 lub lim tiam
Tus menyuam ntawm lub hnub nyoog no yog qhov ua hauv kev txav, cov nqaij thiab ligaments tuaj yeem muaj zog hnub los ntawm hnub. Cov txiav no twb ua cov tshuaj insulin lawm, cov plab zom plab zuj zus tuaj, thiab cov villi tshwj xeeb tshwm sim hauv nws, uas ua hauj lwm rau zaub mov noj.
Cov qauv thiab tsos muaj ntau zoo li ib tug txiv neej me me. Tus me nyuam hnyav txog 20 gram thiab nws loj hlob ntawm 7-8 centimeters, thiab tam sim no nws qhov hnyav yuav tau ntau yam mob vim yog tuaj txog ntawm cov nqaijrog - lub hauv paus rau ntawm nws lub cev.