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

The Maturing Heart


6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Script: Le cœur à 4 cavités est pratiquement terminé. Le cœur bat maintenant en moyenne 167 fois par minute.

Une activité électrique cardiaque a été enregistrée à 7 semaines et demie indiquant un modèle d'onde semblable à celui de l'adulte.

All ages referenced to fertilization, not last menstrual period.
See Snapshots   |   Log in to create a playlist
Nipple Formation
Nipple Formation
Hand Movement
Hand Movement
The Maturing Heart
The Maturing Heart
The External Ear
The External Ear
Hiccups & Startle Response
Hiccups & Startle Response
Joining Hands
Joining Hands
Buy the Biology of Prenatal Development DVD
When does health begin? Find out now.


Add a Comment

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

Comment: