Playlist: Arms and Legs
The Developmental Period
#210, Movie 1 of 34
7 weeks, 4 days
The Developmental Period
7 weeks, 4 days
Hand Plates and Cartilage
5 weeks, 6 days
Joining Hands
7 weeks, 3 days
Fingers and Toes
7 weeks, 4 days
Live Long and Prosper
9 weeks
Response to Touch
6 weeks, 6 days
Polygon-Shaped Hand Plates
6 weeks, 2 days
The Limbs Bud
4 weeks, 6 days
Blood Formation in Liver
6 weeks, 6 days
Hand Movement
6 weeks, 6 days
Hiccups & Startle Response
7 weeks, 2 days
Ovaries Identifiable
7 weeks, 4 days
Right- and Left-Handedness
8 weeks
Spontaneous Movement
8 weeks
Reflexive Movement
8 weeks
Epidermis and Hair
8 weeks
The Embryonic Period
8 weeks
End of Embryonic Period
8 weeks
4D Ultrasound
8 weeks, 2 days
Fetal Period Begins
9 weeks
Motion and Sensation
9 weeks
4D Ultrasound
9 weeks
The Fetal Period
9 weeks
Sucking and Swallowing
9 weeks, 3 days
A Burst of Growth
10 weeks
Thumb Sucking
10 weeks
Fingernails and Toenails
10 weeks
Unique Fingerprints Appear
10 weeks
Ossification Underway
10 weeks, 4 days
Nose and Lips
11 weeks
Weight Gain
3 months
Upper and Lower Limbs
3 months
4D Ultrasound
3 months, 3 weeks
Movement
4 months
Script:The developmental period before birth is increasingly understood as a time of preparation during which the developing human acquires the many structures, and practices the many skills, needed for survival after birth.
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