| A | B |
| family planning | a couple's commitment to making decisions about their reproductive capabilities; includes decisions about the number, timing, and spacing of any children born |
| sperm | male sex cell that carries 23 chromosomes from the father and will unite with an egg to create a baby |
| egg | female sex cell that carries 23 chromosomes from the mother and will unite with a sperm to create a baby |
| testes | two oval-shaped organs in which sperm are produced |
| vas deferens | two long, thin tubes in the male which connect the epididymis to the ejaculatory duct; mature sperm are stored here |
| ovaries | two almond shaped organs in which a woman's eggs are made and stored |
| ovulation | the process by which the ovaries release a mature egg each month |
| fallopian tubes | two tubes through which an egg travels to the uterus; fertilization often occurs here |
| uterus | a hollow, muscular organ which holds and nourishes a fertilized egg as it develops |
| endometrium | the inner lining of the uterus |
| menstruation | the monthly shedding of extra growth of the endometrium that sloughs off and passes out of the uterus and through the vagina |
| chromosome | a threadlike stucture that carries the hereditary information of genes |
| gene | the basic unit of heredity; carry all characteristics that will transfer from parent to child |
| genetic counseling | counseling that offers scientific information and advice about heredity |
| congenital disorders | disorders a person is born with that result from heredity |
| infertility | inability to conceive despite having intercourse regularly for at least one year |
| artificial insemination | assisted reproductive technology that involves inserting sperm into the upper part of the vagina or the uterus, making conception more likely |
| in vitro fertilization | assisted reproductive technology in which an egg is removed from a woman's ovary and fertilized with a man's sperm in a glass dish; the fertilized egg is later transferred to the woman's uterus, where it should implant |
| independent adoption | adoption in which adoptive parents do not use and adoption agency |
| agency adoption | type of adoption in which adoptive parents work with a state licensed adoption agency |
| closed adoption | adoption in which no contact occurs between teh birthparents and the adoptive family |
| open adoption | adoption in which there is some degree of contact between the birthparents and the adoptive family |