The Preimplantation Period
5 Questions
| Total Attempts: 267
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Answer the following questions on the Preimplantation Period of prenatal development. Select the correct answer for each multiple choice question.
Questions and Answers
- 1.How long does the Preimplantation Period of prenatal development last?
- A.
1 week
- B.
2 weeks
- C.
8 weeks
- D.
12 weeks
- 2.The type of cellular division that occurs during fertilization that ensures the correct number of chromosomes in the new individual is:
- A.
Cleavage
- B.
Mitosis
- C.
Meiosis
- D.
Replication
- 3.In the Preimplantation Period, when the fertilized egg grows to a size of roughly 16 cells tightly packed together, the proper term used to describe this is a:
- A.
Zygote
- B.
Blastocyst
- C.
Morula
- D.
Trophoblast
- 4.The blastocyst ideally will implant:
- A.
In the ovary
- B.
To the wall of a fallopian tube
- C.
On the back wall of the uterus
- D.
On the cervix
- 5.After implantation, the blastocyst will consist of 2 layers, the inner mass of cells is referred to as the ____ layer:
- A.
Embryoblast
- B.
Blastocyst
- C.
Trophoblast
- D.
Primary
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