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Carnegie Stage 11

 

        Key to anatomical regions

  • Optic vesicle
  • Otic vesicle
  • Neural tube
  • Trigeminal neural crest
  • Facial/vestibulocochlear neural crest
  • Glossopharyngeal neural crest
  • Vagus neural crest
  • Somites/dermatomes
  • Heart and aorta
  • Gastrointestinal tract
  • Mesonephros

Movie of CS11 embryo

 

The movie below shows a volume render of an OPT model. No staining has been used on the specimen and the images were captured using autofluorescence with a FITC filter.

 

 
CS11 N285 46XX
Late stage CS11

 

 

Carnegie Stage 11 Definition

 
a 3D model of a human embryo, Carnegie stage 11

 

Age is approximately 29 postovulatory days

Length is approximately 1.5 - 5mm

External Features Include: the rostral is neuropore closing. Otic pits are present. Optic vesicles formed. No limb buds present.

O'Rahilly R and Muller F [1987] Developmental Stages in Human Embryos. Carnegie Institute, Washington, Publication no. 637, and O'Rahilly R, Müller F (2010) Developmental stages in human embryos: revised and new measurements. Cells Tissues Organs. 192:73-84. PMID: 20185898.

Other CS11 Resources

       
eHistology Viewer   Abnormal Karyotype   Annotated Heart H&E   Embryonic Heart Dissections   Interactive Heart Models
                 
                 
         
Interactive Heart PDFs   Inner Ear   Spinal Cord Immunofluorescence   Pituitary    
                 
             
Carnegie Staging Gallery   Carnegie Staging Criteria