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

Early Pregnancy Factor


24 hours

From The Biology of Prenatal Development.Buy Now

Script: Уруғлантириш бошланганидан 24 соатдан 48 соатгача бўлган вақтдан сўнг "хомиладорликнинг эрта фактори" деб аталадиган гормон аниқланиши билан хомиладорлик онанинг қонида тасдиқланиши мумкин.

All ages referenced to fertilization, not last menstrual period.
Log in to create a playlist
To the Earth and Back
To the Earth and Back
Fertilization 1
Fertilization 1
Fertilization 2
Fertilization 2
Cell Division
Cell Division
The Morula and Blastocyst
The Morula and Blastocyst
3 Billion Base Pairs per Cell
3 Billion Base Pairs per Cell
Free resources and training for educators
When does health begin? Find out now.