Which of the following is not a correct statement about the umbilical cord?

  • A
    It connects the placenta to the embryo.
  • B
    It helps in the transport of substances to and from the embryo.
  • C
    It produces several hormones like $hPL$,estrogen,and progesterone.
  • D
    It contains $100\%$ fetal blood.

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Similar Questions

The embryonic body form stage is characterized by:

The average duration of human pregnancy is approximately ........... months.

Match the following columns regarding human embryonic development:
Column-$I$ (Time of gestation)Column-$II$ (Changes in embryo)
$P$. After one month$I$. Major organ systems are formed
$Q$. End of second month$II$. Formation of heart
$R$. End of three months$III$. Development of limbs and digits
$S$. During fifth month$IV$. Movement of fetus and hair on head

Blood flowing in the umbilical cord of a mammalian embryo is:

$A$: The first sign of a growing foetus may be noticed by listening to the heart sound through the stethoscope.
$R$: By the end of the second month of pregnancy,the foetus develops limbs and digits.

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