| A | B |
| Amniocentesis | sampling of amniotic fluid |
| Full-term pregnancy | 39 weeks, 0 days and 40 weeks, 6 days |
| 7-8 weeks Baby | All major organs formed |
| HCG hormone | a hormone found in women's blood and urine throughout pregnancy |
| Amniotic fluid | fluid surrounding a fetus |
| Germinal stage | first 1 to 2 weeks /fertilized egg (zygote) migrates |
| 22-23 weeks Baby | Heartbeat can be heard with stethoscope |
| Adoption | legally taking another's child |
| Embryonic stage | the blastocyst implants into the uterus through the eighth week following fertilization |
| Ovary | female eggs travel from the ovaries to the uterus |
| 9-10 weeks Baby | All limbs are identifiable |
| Miscarriage | spontaneous loss of a woman's pregnancy |
| Artificial insemination | medical procedure of injecting semen |
| Group B strep | an infection caused by a common bacterium |
| Preterm labor | occurs when regular contractions result in the opening of the cervix after week 20 and before week 37 |
| Zygote | a fertilized egg, created when sperm meets an egg in one of the fallopian tubes |
| HCG hormone | a hormone found in women's blood and urine throughout pregnancy |
| Neuron | a type of cell that receives and sends message for the body to the brain and back to the body |
| Esteem needs | people's desires to have a stable and realistically positive evaluation of themselves |
| Nuclear family | a family that includes a couple and their dependent children: regarded as a basic social unit |