The Amazing Placenta
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Questions and Answers

Which of the following is NOT a function of the placenta?

  • Facilitating nutrient exchange
  • Producing hormones
  • Facilitating gas exchange
  • Facilitating waste exchange (correct)

    • When does the placenta begin developing?

  • Shortly after implantation (correct)
  • During fetal development
  • During blastocyst formation
  • During implantation

    • What connects the placenta to the fetus?

  • Uterus
  • Maternal circulations
  • Umbilical cord (correct)
  • Endometrial tissue

    • What is the 'maternal part' of the placenta?

    <p>Decidual tissue</p> Signup and view all the answers

    When did mammalian placentas first evolve?

    <p>150 million to 200 million years ago</p> Signup and view all the answers

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