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| a disorder in which a male's cells have two X chromosomes and a Y chromosome labour the birth process; involves the dilation of the cervix, the breaking of the water, and uterine contractions that push the baby through the birth canal |
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| final stage of the menstrual cycle in which the empty follicle develops into the corpus luteum |
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| glands that produce milk to nourish a baby |
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Definition
| the permanent end of the menstrual cycle; occurs between the ages of 40 and 50 menstrual cycle the female reproductive cycle; in each cycle, an egg matures and is released; lasts approximately 28 days menstruation [MEN-stroo-AY-shun] the shedding of the endometrium |
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| the situation where a fetus is involuntarily expelled from the uterus before it is developed enough to survive on its own |
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| an error in meiosis in which the homologous chromosomes do not separate; produces gametes with the wrong number of chromosomes |
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| a structure in the flower that contains the eggs; in animals the organ in which egg cells mature and are released oviduct a tube that transports the egg to the uterus ovulation the release of a mature egg from the ovary |
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| the organ that contains the urethra; enters female during sexual intercourse to allow the transfer of sperm |
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Term
| progesterone [pro-JESS-ter-own] |
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Definition
| a female sex hormone produced by the ovaries |
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Definition
| the period in human development in which the person becomes sexually mature and able to reproduce |
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