Appendix 2
The Development of the Unborn Child's Body

 

Hands

 

Timing

 Source
Hand plates are present.
 Day 33 after fertilization Moore, p 5
Hand plates are developing. Day 33 after fertilization Larsen, p xii
Hand plates are developing. Day 34 after fertilization Sadler, front pages
Hand plates are formed and digital rays are present. Days 33-36 after fertilization Moore, p 91
Digital rays are present in the hand plates. Days 36-42 of development Sadler, p 110
Digital rays are clearly visible in the hand plates. Days 41-43 after fertilization Moore, p 91
Notches are present between the digital rays in the hand. Days 44-46 after fertilization Moore, p 91
Digital rays are separating. Days 43-49 of development Sadler, p 110
The hand plates are slightly flexed at the wrists. Day 52 of development Larsen, p 209
Digit separation in the hand is complete. Day 56 Sadler, p 174
The hands are well-formed and distinctly human. 8th week after conception Rugh, p 53


 


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