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Question : Define placentation. List the functions of placenta |
| Answer» Solution :(i) Placentation is the process of formation of an intimate mechanical and physiological connection, called placenta, between the foetal and maternal tissues. (ii) Placenta helps in nutrition, respiration and excretion of the foetus. It ALSO SECRETES HCG hormone (which maintains PREGNANCY) and RELAXIN hormone (which helps in CHILD birth). | |