Skip Navigation
The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
Donate Now Get Free Videos

Movie Theater

Amnion and Germ Layers


7 days

From The Biology of Prenatal Development.Buy Now

Script: Mukupera kwesvondo, ma"cell" emukati-kati me"cell mass" anoita zviviri zvakafukidza zvinonzi "hypoblast" ne " epiblast".

Iyi "hypoblast" inokonzera kukura kwechakavhara zai, chinova chinokonzera kufamba kwezvinokudza mwana paanenge achiri pazera re"embryo".

Ma "cell" anowanikwapa "epiblast" anoita mambure anonzi "amnion", anova ndiwo anochengeta 'embryo' ichapinduka kuita "fetus" kusvikira mwana aberekwa.

Pakupera kwemasvondo maviri anechidimbu, "epiblast" inenge yavepo uye ne ma"specialized tissues" matatu, kana kuti ma "germ layers", anonzi "ectoderm", "endoderm", ne" mesoderm".

"Ectoderm" inokonzera kukura kwenhengo dzemuviri dzinosanganisa uropi, musana, tsinga, ganda, nzara, nevhudzi.

"Endoderm" inogadzira mukati mehuro nezvekufema zvese uye nezvekumedza nekudya zvese, uye nekugadzira dzimwe nhengo dzese dzemuviri dzakaita sechitaka nerwatata.

"Mesoderm" inogadzira mwoyo, neitsvo, mapfupa, tsinga dzinobatanidza mapfupa, nyama yemuviri, tsinga dzeropa, nedzimwewo nhengo.

All ages referenced to fertilization, not last menstrual period.
See Snapshots   |   Log in to create a playlist
The Morula and Blastocyst
The Morula and Blastocyst
3 Billion Base Pairs per Cell
3 Billion Base Pairs per Cell
Amnion and Germ Layers
Amnion and Germ Layers
Early Embryonic Development
Early Embryonic Development
Human Development
Human Development
Heart and Circulatory System
Heart and Circulatory System
Tell your story. Create your own pregnancy calendar.
Help give babies a healthy start and a healthy future. Donate now.


Add a Comment

Your Name: Log In 3rd-party login: Facebook     Google     Yahoo

Comment: