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Hand Plates and Cartilage

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Script: Also by 5 weeks, the embryo develops hand plates, and cartilage formation begins by 5 1/2 weeks.

Here we see the left hand plate and wrist at 5 weeks and 6 days.

All ages referenced to fertilization, not last menstrual period.

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Hand Plates and Cartilage
( 5 weeks, 6 days)

Hand Movement
( 6 weeks, 6 days)

Fingers and Toes
( 7 weeks, 4 days)

Spontaneous Movement
( 8 weeks)

Reflexive Movement
( 8 weeks)

Motion and Sensation
( 9 weeks)