fluid-filled sac to protect baby
methods to prevent pregnancy
stages of labor & delivery
releases of semen from penis
the first 8 weeks of baby's development
the union of egg & sperm
from 8 weeks to birth
unable to reproduce
ovulation & menstruation
the discharge of the uterine lining
the release of an egg
nourishes the fetus
period when baby develops
taking care of the baby before it's born
the stage at which one can reproduce
secondary sex characteristics
breast development, voice deepens, etc.
ovaries & testes
estrogen & testosterone
mixture of sperm & fluids
sexually transmitted infections
diseases transmitted through sexual contact
penis fills with blood
attaches baby to mother
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