Skip Navigation

DVD Ilustrado Multilíngue

The Biology of Prenatal Development




IBHAYOLOJI YANGAPHAMBILI KOKUBELETHWA KOMNTWANA

.Ndebele [Sindebele (Ndebele)]


 

Baixar Versão em PDF  O Que é PDF?
 

Um Embrião de 8 Semanas

Capítulo 30   8 Semanas: Desenvolvimento do Cérebro

Eemvekeni ezi-8 ingqondo sele ikhule khulu begodu ingangencenye yobudisi be-embryo.

Ukukhula kuya phambili Ngendlela emangazako.

Capítulo 31   Característica de Destro e Canhoto

Eemvekeni ezi-8, amaphesenti angu-75 we-embryo abonisa ubukhulu ngakwesokudla. Okuseleko kuhlukene ngokulinganako phakathi kokukhulu ngokwesobuncele nokungakhethi. Lokhu kubonisa ngesikhathi kusothoma ukusebenzisa sokudla noma sesincele.

Capítulo 32   Virar

Iincwadi zobodokotela babentwana zihlathulula ikhono loku "phenduka " libonakala kusukela eemvekeni ezi-10 ukuya 20 ngemva kokubelethwa. Kodwana ukuhlanganokho, kubonakala masinyana kusimo esinganabudisi kumgodla ozele amanzi obizwa nge (amniotic sac). Kwaphela ukuswela amandla okudingekako ukuhlula ubudisi obukhudlwana ngaphandle kwesizalo kuvikela abasanda kubelethwa bangaphenduki.

I-embryo iyakhula khudlwana ngalesi isikhathi.

Ukusikinyeka kungaba msinyana namkha kabuthaka, kunye namkha kunengi, ngeenkhathi ezihlukileko namkha ngokuzilula.

Ukuphendula ihloko, ukulula intamo, nokuthuntana kwesandla nobuso kwenzakala kanengi.

Ukuthinta i-embryo kuletha ukubaleka, ukusikinyeka kwemihlathi, kokubamba, nokukhomba kweminwe.

Capítulo 33   Fusão da Pálpebra

Phakathi kweemveke ezi-7 na 8, iimvalo zamehlo ziyakhula emehlweni zihlangane.

Capítulo 34   Movimento de Respiração e Micção

Nanoma kunganamoya kusibeletho, i-embryo ibonisa ukuphefumula okungathikamezekiko emvekeni ezi-8.

Ngalesi isikhathi, iziso sekhipha umchamo ophumela ngaphakathi kwe-amniotic fluid.

Kuma-embryos wabesilisa, Amaqanda akhulako athoma ukukhipha i-testosterone.

Capítulo 35   8 a 9 Meses (32 a 36 Semanas): Formação dos Alvéolos, Segurar com Força, Preferências de Gosto

Amathambo, iindawo zokuhlangana, imisipha, imizwa, nemithambo yeengazi yezitho zomzimba zifana khulu nalezo zabantu abadala.

Eemvekeni ezi-8 Isikhumba sangaphandle, siba kanengi, ungasakwazi ukubona ngale.

Amashiya ayakhula afane nezinwele zivela eduze komlomo.

Capítulo 36   Resumo das Primeiras 8 Semanas

Iimveke ezisishiyagalombili zibonisa ukuphela kwesikhathi se-embryonic.

Ngalesi isikhathi, i-embryo yomuntu ikhule ukusukela kuseli linye yaqishe yaba maseli ayi 1 billion akha imakhiwo engaphezulu kwe 4,000 eyahlukileko (anatomic structures).

I-embryo manje inangaphezulu kwe 90% yemakhiwo etholakala kwabadala.