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g/d vocab
| Term | Definition |
|---|---|
| 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. |
| uterus | A pear shaped organ inside a female's body where a fetus is protected and nourished |
| Abstinence | The conscious, active choice not to participate in high-risk behaviors. |
| Endocrine system | The body's chemical communication system that regulates many functions. |
| Fetus | A developing organism from the end of the eighth week of pregnancy until birth. |
| Placenta | A thick, rich tissue that lines the walls of the uterus during pregnancy and nourishes the fetus. |
| Umbilical cord | A tube that connects the fetus and the mother's placenta. |
| Cervix | The entrance of the uterus. |
| Scrotum | The muscular sac that 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 | The primary male sex hormone |
| Pituitary gland | A gland that signals other endocrine glands to produce hormones when needed. |
| Estrogen | Female sex hormones. |
| Ovulation | The release of one mature egg cell each month. |
| Menstruation | When lining material, the unfertilized egg, and some blood flow out of the body. |
| Vagina | A muscular passageway from the uterus to the outside of the body. |
| egg | The reproductive cell from the female that joins with a sperm cell |
| Endometrium | The lining of the uterus. |