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Pregnancy- is period during which fetus is developed into uterus.
Lactation- is period during which mammary gland produces milk.
Sexual maturity- is age which gonads start producing respective sex gametes.
Graffian follicle- is ovarian structure containing developing ovum.
Corpus Luteum- is ovarian structure producing progesterone.
Estrogen- female sex hormone secreted from follicles of ovary.
Progesterone- female sex hormone secreted from corpus luteum of ovary.
Gonadotropins- are follicle stimulating hormone (FSH) and leutinizing hormones(LH) from anterior pituitary and acts on ovaries and testes.
Colostrum- is first milk secreted from mammary glands just after parturition glands just after parturition up to 24-36 hours. It is rich in antibodies against diseases.
Ovum: also called oocyte is haploid female sex cell involved in fertilization.
Ovaries: are primary female sex glands responsible for ovum production and female sex hormones.
Placenta: is special structure formed during pregnancy from cells of mother’s uterus and fetal membranes for the exchange of nutrients and waste products between mother and fetus.
Meiosis: is reductional cell division resulting in production of haploid sex gametes in ovaries and testes.
Prenatal: Period of fetus before birth i.e. in mother’s uterus.
Postnatal: Period of one’s life after birth.
Embryo: Growing young one within uterus in Free State i.e. not attached to uterus wall.
Fetus: Growing young one within uterus in attached to uterine wall.
Infant: Young one immediately after birth up to first few months of age.
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