UNSW Embryology
Serial Sections Carnegie Stage 22 Head and Neck	Embryology Home Page
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Introduction These are sections from the head and neck region of the Carnegie stage stage 22 Human Embryo is 27mm in size and approximately equal to day 54 - 56 of development. Levels indicated on images are only approximate. In the low power serial sections only the following unlabelled images are relevant to the Head & Neck Section. Head Group A1 A2 A3 A4 A5 A6 A7 B1 B2 B3 B4 B5 B6 B7 C1 C2 C3 C4 C5 C6 C7
About Notes These notes from the Embryology Program compiled and written by Dr Mark Hill. Acknowledgements UNSW Embryology Homepage	Links Serial Sections Homepage Human Homepage Pig Homepage
m.hill@unsw.edu.au Date Last Modified: 19/3/99 This site maintained by Dr M. Hill