The cortex of the suprarenal gland develops from epithelium (mesothelium) lining the primitive body cavity (coelom) and the medulla from the neural crest and presumptive autonomic ganglion (sympathochromaffin) tissue.
Questions:
1. What periods is the human embryogenesis divided into?
2. How long does the primary period last?
3. How long does the embryonic period last?
4. How long does the fetal period last?
5. What is progenesis?
6. What structural features is the spermatozoon characterized by?
7. What structural features is the oocyte characterized by?
8. What is fertilization?
9. What is Fragmentation (cleavage)?
10. What is gastrulation?
11. What is embryonic histogenesis?
12. What extraembryonic organs do you know?
13. What structural features is the umbilical cord characterized by?
14. What structural features is the amnion characterized by?
15. What structural features is the allantois characterized by?
16. What structural features is the vitelline sac characterized by?
17. What structural features is the chorion characterized by?
18. What structural features is the human placenta characterized by?
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