Template:Embryonic Spleen Timeline Table: Difference between revisions
From Embryology
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| <center>[[Week 5]]</center> | | <center>[[Week 5]]</center> | ||
| <center> | | <center>{{CS14}}</center> | ||
| Carnegie stage {{CS14}} to {{CS17}} | | Carnegie stage {{CS14}} to {{CS17}} | ||
appears as a bulge in the dorsal mesogastrium. Mesothelium pseudostratified until stage 16 replaced with high and then low columnar cells. | appears as a bulge in the dorsal mesogastrium. Mesothelium pseudostratified until stage 16 replaced with high and then low columnar cells. | ||
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| <center> | | <center>{{CS15}}</center> | ||
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|-bgcolor="F5FAFF" | |-bgcolor="F5FAFF" | ||
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| <center> | | <center>{{CS17}}</center> | ||
| Basement membrane present after this stage. | | Basement membrane present after this stage. | ||
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| <center>[[Week 7]]</center> | | <center>[[Week 7]]</center> | ||
| <center> | | <center>{{CS18}}</center> | ||
| Hematopoietic cells detected. | | Hematopoietic cells detected. | ||
|-bgcolor="F5FAFF" | |-bgcolor="F5FAFF" | ||
| <center>Week [[Week 8|8]]</center> | | <center>Week [[Week 8|8]]</center> | ||
| <center> | | <center>{{CS20}}</center> | ||
| Spleen is now apparent. Mesenchymal cells differentiated from cells in dorsal mesogastrium. Sinus and hilus formation after this stage. | | Spleen is now apparent. Mesenchymal cells differentiated from cells in dorsal mesogastrium. Sinus and hilus formation after this stage. | ||
|-bgcolor="F5FAFF" | |-bgcolor="F5FAFF" | ||
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| <center> | | <center>{{CS23}}</center> | ||
| Arteries and veins parallel entries at this stage. | | Arteries and veins parallel entries at this stage. | ||
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Revision as of 11:49, 30 April 2018
Feature | ||
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Carnegie stage 14 to 17
appears as a bulge in the dorsal mesogastrium. Mesothelium pseudostratified until stage 16 replaced with high and then low columnar cells. | ||
Mesothelium (pseudostratified} replaced with high columnar cells. | ||
Basement membrane present after this stage. | ||
Hematopoietic cells detected. | ||
Spleen is now apparent. Mesenchymal cells differentiated from cells in dorsal mesogastrium. Sinus and hilus formation after this stage. | ||
Arteries and veins parallel entries at this stage. | ||
Human data.[1]
Links: spleen | Kyoto Collection | Timeline human development) |