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Growth and Developme

TermDefinition
Fertilization The joining together of a male sperm cell and a female egg cell
Embryo A developing organism from the time of fertilization to about the eighth week of development
Fetus A developing organism from the eighth week of the mother's pregnancy until birth
Placenta A thick, rich tissue that lines the walls of the uterus during pregnancy and that nourishes the fetus
Umbilical Cord A tube the connects the fetus and the mother's placenta
Cervix The entrance of the uterus
Scrotum Muscular sac the contains the testes
Vas Deferens Tubes that extend from each epididymis to the urethra
Sperm The male sex cell that enters the egg cell during fertilization
Epididymis A network of tubes in which the sperm mature and are stored temporarily
Testes Two small glands that produce sperm and hormones
Testosterone Primary male sex hormone
Pituitary Gland A gland that signals other endocrine glands to produce hormones when needed
Endocrine System The body's chemical communication system that regulates many function
Estrogen Female sex hormone
Ovulation The release of one mature egg cell each month
Menstruation Lining material, the unfertilized egg, and some blood flows out of the body
Uterus A pear shaped organ inside a female's body where a fetus is protected and nourished
Vagina A muscular passage-way from the uterus to outside the body
Egg The reproductive cell from the female that joins with a sperm cell to make a new life
Endometrium The lining of the uterus
Abstinence The conscious, active choose not to participate in high-risk behaviors
Created by: gapplieo
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