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Q10. Define is placenta and mention its functions.
Answer:
A structural and functional unit between developing embryo (foetus) and maternal body called placenta.
Functions:
❖ Provides nutrients and oxygen to the developing embryo.
❖ Removes C02 and waste materials from the embryo.
❖ Acts as an endocrine tissue and produces several hormones like human chorionic gonadotropin (hCG), human placental lactogen (hPL), estrogens, progesterones that are essential to maintain pregnancy.
![vlcsnap-2021-07-19-18h08m15s115.png](https://static.wixstatic.com/media/bb7697_16d42fa556bb4a98b593631554f67233~mv2.png/v1/fill/w_600,h_338,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/vlcsnap-2021-07-19-18h08m15s115.png)
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