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ova | The reproductive cells in females |
ovaries | The female reproductive glands |
estrogen | The female sex hormone that signals certain physical changes at puberty and controls the maturation of eggs. |
progesterone | A hormone that signals changes to a woman’s reproductive system during the menstrual cycle and pregnancy. |
ovulation | The process during which one of the ovaries releases a ripened egg |
fallopian tubes | The passageways that carry eggs away from the ovaries. |
uterus | The hollow, muscular, pear-shaped organ in which a fertilized egg develops and grows |
vagina | The hollow, muscular passage leading from the uterus to the outside of the female body |
menstrual cycle | The process during which an ovary releases a mature egg that travels to the uterus; if the egg is not fertilized, the uterine lining is shed and a new cycle begins. |
menopause | The time of life during which the ovaries slow down their hormone production and no longer release mature eggs. |
Pap smear | A medical procedure in which a sample of cells is taken from the cervix and examined under a microscope. |
mammogram | An X-ray of the breast that may detect breast cancer. |
heredity | All the traits that are passed from parent to child; the biological process of passing on, or transmitting, those traits. |
chromosome | The tiny structures found within cells that carry information about inherited characteristics |
gene | A section of a chromosome that determines or affects a characteristic, or trait. |
genetic disorder | A disorder caused by the inheritance of an abnormal gene or chromosome |
sperm | The reproductive cells in males |
fertilization | The process of a sperm cell joining with an egg |
testes | The male reproductive glands |
testosterone | The sex hormone that affects the production of sperm and signals certain physical changes at puberty. |
scrotum | A sac of skin that contains the testes |
penis | The external male sexual organ through which sperm leave the body |
semen | The mixture of sperm and fluids produced by the glands of the male reproductive system. |
ejaculation | The ejection of semen from the penis |
infertility | The condition of being unable to reproduce |