-
Period: to
Beggining and ending of the zygote
-
Period: to
The begging of the embryo
-
Heart beats regulary. Eyes and ears begin to form.
4 week embryo -
Heart develops right and left chambers.
8 week old embryo -
Period: to
The begging of the fetus
-
Bones are visible. Heart beat can be heard with a stethoscope.
4 to 6 months old fetus -
Fingerprints form.
6 month old fetus -
Eyelids can open and weight can be up to 6.6 pounds.
6 to 9 month old fetus -
Period: to
The begining of the Infacy
-
A baby can hold its head up in reach for objects.
3 months old -
Infant begins to crawl.
7 months old -
Period: to
The beginng of the childhood
-
I went to Kings Dominon for the first time
-
I went to Philedephia for the first time.
-
My aunt got married
-
Ovulation in females, and sperm production in males begin.
Age 9 to 15 -
Period: to
The begiing of Puberty
-
Period: to
The begging of Puberty
-
I won my basketball championship game
-
My cousin Faith was born
-
Period: to
The beginning of the Adolense
-
The begginng of the Adulthood
-
Aging begins
Age 30 -
Skin starts to become wrinkled.
Age 30 -
Aging becomes more noticeable and progresses rapidly.
Age 45 to 60