Study Guide for Dental Students- Cell Growth and Regeneration

Embryoblast, trophoblast, cleavage, hypertrophy, atrophy, hyperplasia etc.

• 1. What is an embryoblast?


• 2. What is a trophoblast?


• 3. What is a zygote?


• 4. Define cleavage.


• 5. What are the 3 germs cell layers, and what types of tissues does each of the layers become?


• 6. What structures have a phospholipid bilayer?


• 7. What is the composition of the ribosome?


• 8. What is the cytoskeleton and where is it located?


• 9. What are some types of fibers found outside of the cell?


• 10. What are two common stains used to dye RNA, protein, and elastic fibers?


• 11. List the four types of tissues and where each type is found.


• 12. List the three categories of cells based on their division. Describe each.


• 13. Define hypertrophy.


• 14. Define atrophy.


• 15. Define hyperplasia.


• 16. Define dysplasia.


• 17. Define metaplasia.


• 18. Define hydropic swelling.


• 19. Compare and contrast the features of reversible vs. irreversible cell injury.


• 20. Define pyknosis, karyorrhexis, and karyolysis.


• 21. What is apoptosis? List the events that occur from apoptosis.


• 22. Define the three types of necrosis: coagulative, liquefactive, and caseous.


• 23. Give one example for each type of necrosis.