Preimplantation Phase Flashcards Preview

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Flashcards in Preimplantation Phase Deck (7)
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1
Q

what are the stages in preimplantation phase?

A
  1. fertilization
  2. zygote
  3. morula
  4. blastocyst
2
Q

define fertilization

A

union of sperm and ovum

3
Q

define zygote

A

newly formed cell w/diploid number of chromosomes

4
Q

define morula

A

solid mass of cells

5
Q

define blastocyst

A

fluid filled collection of cells

6
Q

What is important to know about blastocyst?

A

Blastocyst has HIGHLY invasive cells, which burrows in to the uterum lining

7
Q

the egg gets______, then it is called a _______, after zygote it is called ____?

A

fertilization; zygote; morula