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==Plate 1. Photographs of two embryos belonging to horizon xxiii==


The superficial vascular plexus has spread nearly to the vertex of the head. A considerable growth in the length of the extremities has occurred in two days. The forearm is sometimes raised to a level above that of the shoulder, and the hands extend far out in front of the embryo. x2.5.
Figs. 72-75. No. 7425.
Figs. 76-79. No. 4570.
{{Streeter1957 figures}}
[[Category:Week 8]][[Category:Carnegie Stage 23]]

Revision as of 18:06, 30 October 2016

Plate 1. Photographs of two embryos belonging to horizon xxiii

The superficial vascular plexus has spread nearly to the vertex of the head. A considerable growth in the length of the extremities has occurred in two days. The forearm is sometimes raised to a level above that of the shoulder, and the hands extend far out in front of the embryo. x2.5.

Figs. 72-75. No. 7425.

Figs. 76-79. No. 4570.



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Reference

Streeter GL. Developmental Horizons In Human Embryos Description Or Age Groups XIX, XX, XXI, XXII, And XXIII, Being The Fifth Issue Of A Survey Of The Carnegie Collection. (1957) Carnegie Instn. Wash. Publ. 611, Contrib. Embryol., 36: 167-196.


Cite this page: Hill, M.A. (2024, April 24) Embryology Streeter1957 stage 23 plate01.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Streeter1957_stage_23_plate01.jpg

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