Topic 14: Reproduction in Animals

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Sexual reproduction
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Terms in this set (29)
oviduct (fallopian tube)where fertilization occurs; after ovulation, the egg moves through the oviduct to the uterusOvulationrelease of egg from ovaryCervixThe opening to the uterusVaginaa muscular tube that connects the uterus to the outside of the bodyembryoA ball of cells during the early stage of developmentImplantationwhen the embryo attaches to the lining of the uterusPlacentaA structure that allows exchange of substances, such as oxygen, water and food.Umbilicalcarries the embryos blood to and from the placentaamniotic fluidacts as a shock absorberlabourwhen the uterus begins to contract, labour startspubertythe bodily changes associated with sexual maturitysex hormonespuberty is started by these hormonesmenstrual cyclea series of events that occur in the female reproductive system that involves the building up and breaking down of the uterus liningMenstruationThe shedding of the uterus lining (a period)OestrogenA female sex hormone that promotes the development of secondary sexual characteristics. It also repairs the lining of the uterus.ProgesteroneMaintains the lining of the uterus.TestosteroneMale sex hormoneFollicle Stimulating Hormone (FSH)FSH is released from the pituitary gland. It is involved with the production of sperm cells in males and the development of eggs in females.Luteinising hormone (LH)LH is released from pituitary gland. In males this causes the testes to produce testosterone. In females it causes ovulation.