The figure below shows a human fetus within the uterus. Identify $P$ and $Q$.
$\quad\quad P \quad\quad\quad Q$

  • A
    Yolk sac $\quad$ Chorionic villi
  • B
    Chorionic villi $\quad$ Yolk sac
  • C
    Chorionic villi $\quad$ Umbilical cord
  • D
    Umbilical cord $\quad$ Chorionic villi

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Similar Questions

High increase in $oxytocin$ level in a pregnant lady results in:

$A$: Human chorionic gonadotrophin $(hCG)$ prevents the corpus luteum from involuting.
$R$: It has properties similar to luteinizing hormone $(LH)$.

The blood flowing in the umbilical cord is:

Which of the following structures is found in the blastula?

In mammals,the chorion and the allantois together form:

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