Talk:2010 BGD Practical 3 - Quiz: Difference between revisions
From Embryology
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- generates endoderm and then mesoderm layers | - generates endoderm and then mesoderm layers | ||
{What are the two main early embryonic developmental roles of the notochord | |||
|type="()"} | |||
+ mechanical role in embryonic disc folding and signaling for tissue patterning | |||
- formation of the nucleus pulposis and separating cloacal and buccopharyngeal membranes | |||
- gastrulation and nuralation | |||
- formation of the nucleus pulposis and intervertebral disc | |||
|| The notochord has a mechanical role in how the embryonic disc folds and releases a signal (sonic hedgehog) that patterns surrounding tissues. | |||
Revision as of 18:05, 15 May 2010
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oocyte numbers development
follicles
sperm development
fertilization events
embryo cell division
implantation events/signaling
early embryo layers
early placenta
gastrulation/axial process