(D) The placenta acts as an endocrine tissue and produces several hormones essential for pregnancy. These include Human Chorionic Gonadotrophin $(HCG)

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(D) The placenta acts as an endocrine tissue and produces several hormones essential for pregnancy. These include Human Chorionic Gonadotrophin $(HCG)$,Human placental lactogen $(hPL)$,oestrogens,and progestogens (progesterone). Additionally,in the later phase of pregnancy,the placenta also secretes relaxin. Therefore,all the listed options are correct.

Class 12 Biology Human Reproduction Pregnancy and Embryonic development

Easy

Which of the following hormones are secreted by the placenta?

A
$HCG$ (Human Chorionic Gonadotrophin)
B
Human placental lactogen $(hPL)$
C
Oestrogen
D
All of the above

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Chapter

Human Reproduction

Subtopic

Pregnancy and Embryonic development

Match List-$I$ with List-$II$ related to embryonic development at various months of pregnancy:
List-$I$ List-$II$
$A$. The foetus movement starts and hair appears on the head $I$. $24$ weeks of pregnancy
$B$. The foetus develops limbs and digits $II$. $20$ weeks of pregnancy
$C$. The foetus develops external genital organs $III$. $8$ weeks of pregnancy
$D$. The foetus body is covered with fine hair; eyelids separate and eyelashes are formed $IV$. $12$ weeks of pregnancy
Choose the correct answer from the options given below:

List-$I$	List-$II$
$A$. The foetus movement starts and hair appears on the head	$I$. $24$ weeks of pregnancy
$B$. The foetus develops limbs and digits	$II$. $20$ weeks of pregnancy
$C$. The foetus develops external genital organs	$III$. $8$ weeks of pregnancy
$D$. The foetus body is covered with fine hair; eyelids separate and eyelashes are formed	$IV$. $12$ weeks of pregnancy

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