(i) A. Ovary- They produce oocytes (eggs) for fertilisation, and they produce the reproductive hormones oestrogen and progesterone.
B. Uterus- The function of the uterus is to accept a fertilized ovum which passes through the utero-tubal junction from the fallopian tube (uterine tube).
C. Fallopian tube- The function of the fallopian tube is to transport the egg from the ovary to the uterus.
(ii) The placenta is a disc-shaped structure formed on the uterine wall just before the implantation of the gastrulocyte (embryo). The functions of placenta are:
(a) It helps in transporting substances such as oxygen, carbon dioxide, glucose, amino acids, fatty acids and glycerol, antibodies and waste products, etc.
(b) It transforms as an endocrine gland secreting progesterone and oxytocin.
(c) It provides attachment to the embryo and nourishment.
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