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

Spontaneous Movement


8 weeks

From The Biology of Prenatal Development.Buy Now

Script: 이 기간에 배아는 신체적으로 더 활발해진다

동작은 느릴 수도 빠를 수도 단조롭거나 반복적일 수도 수의적이거나 반사적일 수도 있다

머리 회전, 목 뻗기, 손을 얼굴에 대기 등을 더 자주 볼 수 있다

All ages referenced to fertilization, not last menstrual period.
See Snapshots   |   Log in to create a playlist
Right- and Left-Handedness
Right- and Left-Handedness
Rolling Over
Rolling Over
Spontaneous Movement
Spontaneous Movement
Reflexive Movement
Reflexive Movement
Epidermis and Hair
Epidermis and Hair
The Embryonic Period
The Embryonic Period
Help give babies a healthy start and a healthy future. Donate now.
When does health begin? Find out now.


Add a Comment

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

Comment: