Tamil Nadu Board of Secondary EducationHSC Science Class 12th
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Placenta is an endocrine tissue. Justify. - Zoology

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Short Note

Placenta is an endocrine tissue. Justify.

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Solution

During pregnancy, the placenta acts as a temporary endocrine gland and produces large quantities of human Chorionic Gonadotropin (hCG), human Chorionic Somatomammotropin (hCS) or human Placental Lactogen (hPL), oestrogens and progesterone which are essential For a normal pregnancy. A hormone called relaxin is also secreted during the later phase of pregnancy which helps in relaxation of the pelvic ligaments at the time of parturition.

Concept: Maintenance of Pregnancy and Embryonic Development
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APPEARS IN

Tamil Nadu Board Samacheer Kalvi Class 12th Biology Zoology Answers Guide
Chapter 2 Human Reproduction
Evaluation | Q 22. | Page 29
Tamil Nadu Board Samacheer Kalvi Class 12th Zoology Answers Guide
Chapter 2 Human Reproduction
Evaluation | Q 24. | Page 29
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