Category:Carnegie Embryo 3681

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This Embryology category includes pages and images that relate to the Carnegie Collection Embryo No. 3681 (1921).

This embryo was classified as Carnegie stage 22 occurring during Week 8, GA week 10.

Carnegie Collection - Stage 22 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Point Score Sex Year Notes
3681 E, 26.3 Ch, 36x36x34 Good Formol p Trans. 25 Al. coch. 44.5 F 1921
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.


Week: 1 2 3 4 5 6 7 8
Carnegie stage: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23


Carnegie Collection - Stage 22 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Point Score Sex Year Notes
392 E., 23 Ch., 45x45x25 Poor ... P Sagittal 50 Al. coch. 42 Female 1907 Brödel Collection. Injected
405 E., 26 Good Formalin C Sagittal 40 Carmine 42.5 Male 1907
464 E.,26 Ch., 45x40x30 Good Formol? alc? P Sag. 100 Al. coch. 44.5 Male 1910
584A E.,25 Ch., 50x42x40 Poor Formalin P Sagittal 50 Al. coch. 41 ? 1913
630 E., 25 Poor Formalin P Transverse 100 Al. coch. 46 Male 1913
840 E, 24.8 Good Formalin P Transverse 50 Al. coch. 44.5 Female 1914
875 E, 27 Ch., 40x28x22 Good Formalin P Sagittal 40 Al. coch. 45 Male 1914
895 E., 26 Ch., 67x62x54 Good Formalin P Transverse 25 Al. coch. 46.5 Female 1914
1315 E.,25 Good Formalin P Sagittal 50 Al. coch. 40.5 Female 1915 Spina bifida and anencephaly
1458 E., 27.5 Ch, 45x45x30 Exc. Formalin C Sagittal 50 (Stain - Haematoxylin Eosin) aur, or. G. 45.5 Male 1916
1894 E, 24.6 Good Formalin c Sagittal 40,80 (Stain - Haematoxylin Eosin) aur, or. G. 41 Female 1917
2206 E, 27 Ch, 50x30x18 Poor Formalin p Transverse 40 (Stain - Haematoxylin Eosin) 44.5 Male 1918
3681 E, 26.3 Ch, 36x36x34 Good Formalin p Transverse 25 Al. coch. 44.5 Male 1921
4304 E,25 Ch, 66x45x45 Good Bouin p Transverse 20 (Stain - Haematoxylin Eosin) 44.5 Female 1923 Injected
4339 E, 24.5 Good Formalin p Transverse 15 Al. coch, Mallory 46,5 Female 1923
4476 E., 26.2 Good Bouin p Transverse 40 (Stain - Haematoxylin Eosin) 46 Female 1923 Tubal
4638 E, 23.4 Exc. Bouin p Transverse 15,20 Al. coch, or. G. 41.5 Male 1924
6701 E, 24 Poor Formalin p Coronal 20 (Stain - Haematoxylin Eosin) 41 Female 1933
6832 E, 25.8 Exc. Bouin C-P Coronal 20 (Stain - Haematoxylin Eosin) 42 Female 1934
8394 E, 25.3 Ch, 48x50x34 Exc. Bouin C-P Transverse 20 (Stain - Haematoxylin Eosin), Masson 44.5 Female 1946
8948 E, 26.7 Ch, 61x51x50 Poor Formol-Zenker p Transverse 15 Ag ? ? 1952
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.

Pages in category ‘Carnegie Embryo 3681’

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P

Media in category ‘Carnegie Embryo 3681’

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