Early Development of the Frog's Egg
Stage 2. 1 hr postfertilization. Right side view.
Stage 3. First cleavage
Stage 4. Second Stage 5. Third at 3.5 hrs. Posterior cleavage at 4.5 hrs. cleavage at 5.4 view. Right side view. hrs. 8 cells.
Stage 7. Fifth cleavage. 32 cells at 7 hrs.
Stage 10. Earliest involution of dorsal lip of 26 hrs. Pos terior view.
Stage 11 Extension of dorsal to lateral lips at 34 hrs. Posterior view.
Stage 12 Complete lip involution, encircling yolk at 42 hrs.
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|Embryology History | Historic Embryology Papers)|
- Frog Development (1951): Introduction | Rana pipiens | Reproductive System | Fertilization | Cleavage | Blastulation | Gastrulation | Neurulation | Early Embryo Changes | Later Embryo or Larva | Ectodermal Derivatives | Endodermal Derivatives | Mesodermal Derivatives | Summary of Organ Appearance | Glossary | Bibliography | Figures
Rugh R. Book - The Frog Its Reproduction and Development. (1951) The Blakiston Company.
Cite this page: Hill, M.A. (2018, July 20) Embryology Rugh 005.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Rugh_005.jpg
- © Dr Mark Hill 2018, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G
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|current||14:36, 6 April 2013||1,200 × 792 (237 KB)||Z8600021||==Early Development of the Frog's Egg== Stage 2. 1 hr postfertilization. Right side view. Stage 3. First cleavage Stage 4. Second Stage 5. Third at 3.5 hrs. Posterior cleavage at 4.5 hrs. cleavage at 5.4 view. Right side view. hrs. 8 cells. Sta...|
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