1. Testis: The main function of the testes is to produce sperms (the male reproductive gamete). It also acts as an endocrine gland and secretes male sex hormone called testosterone.
2. Ovary: The main function of the ovary is to produce eggs or ova (female reproductive gamete). It also acts as an endocrine gland and secretes female sex hormones called oestrogen and progesterone. Ovaries also regulate the menstrual cycle and pregnancy.
3. Uterus: Uterus is the place where the fertilised egg attaches itself and develops into a baby. Uterus is also called as the womb. Developing baby gets nutrition and oxygen through uterus.
4. Oviduct: Oviduct or fallopian tubes is the place through which eggs travel from ovary, meet sperms and fertilisation takes place.