Physiology of Pregnancy: Fertilization and Implantation
15 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

How is a morula formed?

  • By meiosis of the zygote
  • By fusion of the zygote with the uterine wall
  • By differentiation of the blastocyst
  • By rapid division of the zygote through mitosis (correct)

    • What is the function of decidua basalis?

  • Mechanical attachment of the fetus
  • Nutrition of blastocyst
  • Protection against laws of transplantation immunology
  • Formation of the placenta (correct)

    • What is the definition of fertilization?

  • The union of a mature spermatozoon and an immature ovum
  • The union of a mature ovum and a mature spermatozoon at the ampulla of the fallopian tube (correct)
  • The union of a mature ovum and an immature spermatozoon
  • The union of an immature ovum and an immature spermatozoon in the uterus

    • When does implantation occur?

    <p>6th - 7th days after ovulation</p> Signup and view all the answers

    What are the gross features of the maternal surface of the placenta?

    <p>Rough, spongy, irregular, divided into cotyledons</p> Signup and view all the answers

    What is the role of decidua capsularis after implantation?

    <p>Embedding of the blastocyst into the decidua</p> Signup and view all the answers

    What is the function of chorion frondosum in the placenta?

    <p>Formation of the placenta</p> Signup and view all the answers

    What is the weight of a fully formed placenta?

    <p>600 gm</p> Signup and view all the answers

    What is the surface covering the fetal surface of the placenta?

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

    When does the placenta reach its full size?

    <p>12 weeks</p> Signup and view all the answers

    What is the function of the deciduas?

    <p>Protection against laws of transplantation immunology</p> Signup and view all the answers

    What is the shape of the placenta?

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

    What occurs on the 6th - 7th days after ovulation?

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

    What is the weight of a fully formed placenta?

    <p>500 gm</p> Signup and view all the answers

    What is the surface covering the fetal surface of the placenta?

    <p>Smooth &amp; covered by amnion</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser