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Developmental Biology Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following is NOT a characteristic of stem cells?

Question 2 2. Where are pluripotent stem cells located?

Question 3 3. Where do totipotent stem cells occur?

Question 4 4. Which of the following is NOT true about multipotent stem cells?

Question 5 5. Why are adult stem cells useful?

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Question 6 6. Which of the following statements is true?

Question 7 7. Fertilization is _____.

Question 8 8. In what order do sperm penetrate the following layers of the egg?

Question 9 9. Where are sperm receptors located?

Question 10 10. In fertilization two haploid cells with _____ chromosomes combine to produce a diploid cell with _____ chromosomes.

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Question 11 11. How does the polyspermy block prevent multiple sperm from fertilizing the oocyte?

Question 12 12. At what point is the oocyte officially called a zygote?

Question 13 13. The term embryo refers to the time period of _____ .

Question 14 14. Oocyte activation includes _____ ?

Question 15 15. When does the process of cell cleavage begin?

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Question 16 16. Which of the following is NOT a factor that makes studying human development difficult?

Question 17 17. Which embryonic stage consists of a solid, compact mass of sixteen or more cells?

Question 18 18. Which of the folllowing is the last stage of mammalian development to occur before implantation in the uterus?

Question 19 19. Which part of the mammalian blastocyst will eventually become the embryo itself and its surrounding membranes?

Question 20 20. How does cleavage differ from normal mitosis?

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Question 21 21. Which of the following is a function of Human Placental Lactogen (hPL)?

Question 22 22. Which of the following statements best describes the placenta?

Question 23 23. Mary thinks she might be pregnant and purchases a pregnancy test. The pregnancy test shows a positive result. Why did the test come back positive?

Question 24 24. The corpus luteum is maintained by the hormone hCG. Why is this important?

Question 25 25. Which hormone does the placenta produce that helps prepare the breasts for milk production in the later stages of pregnancy?

Developmental Biology Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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