Fertilization Process
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Fertilization Process

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Questions and Answers

What is the primary function of the acrosomal reaction during fertilization?

  • To prepare the sperm for capacitation
  • To fuse the sperm nucleus with the oocyte nucleus
  • To release enzymes that break down the zona pellucida (correct)
  • To penetrate the corona radiata and bind to the oocyte

    • What is the percentage of blastocysts that fail to implant in the uterine wall?

  • 50%-75% (correct)
  • 75%-90%
  • 25%-50%
  • 90%-100%

    • What is the term for the barrier that forms after fertilization to prevent further sperm penetration?

  • Zona pellucida
  • Plasma membrane
  • Fertilization membrane (correct)
  • Corona radiata

    • During which stage of development do the inner cells of the conceptus become totipotent?

    <p>Floating in the uterus</p> Signup and view all the answers

    What is the term for the phenomenon where two oocytes are released and fertilized, resulting in fraternal twins?

    <p>Polyovulation</p> Signup and view all the answers

    What is the primary function of hCG during implantation?

    <p>To stimulate the corpus luteum to produce progesterone</p> Signup and view all the answers

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