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Lab 17: Embryology

Lab Notebook Questions

1. List all of the pathologies (from your lecture book)
2. Where does fertilization occur?
3. Summarize the key events from the video shown in class (approx. 1 page)
4. What occurs during fertilization?
   • What are key events and features of this stage?
5. What occurs during cleavage?
   • What are key events and features of this stage?
6. Detail the different structures that arise after fertilization (slide 15)
7. What occurs during implantation?
   • What are key events and features of this stage?
8. What is gastrulation?
   • What are the 3 germ layers, and what specific tissues and organs arise from each?
9. What are the ‘extraembryonic membranes’ and what is the general function of each
10. List the hormones of gestation
    • Slide 25 of powerpoint
11. Weight changes during pregnancy
12. What are the specific details of each trimester?

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Practice Questions

Question 1

What is embryonic structure at the pointer?

Show Answer

Morula

Question 2

What embryonic structure is the precursor to Question 1?

Show Answer

Zygote

Question 3

What embryonic structure does Question 1 give rise to?

Show Answer

Blastocyst

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