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Conception
Egg meets sperm -
germinal period 0-2 weeks
When the umbilical cord develops along with the placenta. the zygote attaches to the uterus. cells begin to diferentciate -
Embryonic period 3-8 weeks
cells continue to specialize. getting structures of human, arms and legs form along with the heart. -
Fetal period 8 weeks- birth
organs form kicking begins. physically growing. -
Birth
at birth the sense of taste is fully developed.
Hearing is a function that may take time to reach full potetial.
vision is the least functional sense
Newborns have a visual preference -
2-5 months
raising head and chest.
rolling over. -
4-6 months
sitting up with support -
6-7 months
sitting up without support -
7-8 months
begin crawling -
8-18 months
begin walking -
18 months- puberty
gain more control over muscles from top down.
growing
running.
jumping.
