Pregnancy week by week: Weeks 1 - 9 #pregnancy #nutrition #healthyweight #
"#pregnancy #nutrition #healthyweight #wellbeing #maternity #health# tipforhealthypregnancy
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Video Summary
AI GeneratedThis video describes the rapid early development of a human embryo from conception to the ninth week. It details the journey of the blastocyst to the uterus, the formation of primitive organs, the first heartbeat, and the gradual transition from a tadpole-like appearance to a recognizable human form with distinct limbs and facial features.
Within a week of conception, your fertilized egg, known as a blastocyst,
will make its way to your uterus. The egg is about the size of a pen tip.
In days, the cells in the egg arrange themselves into groupings.
The inner cell mass will become your baby. The outer cells will become the amniotic sac and
placenta. The blastocyst then sheds its protective casing in a process called hatching and burrows
into the lush uterine wall. Around week five, your developing baby is the size of a sesame seed.
The cells that once formed the blastocyst's inner cell mass begin organizing and arranging,
giving shape to the young embryo and forming primitive organs.
Your baby's brain and spinal cord are visible through their translucent skin.
Right around this time, your baby's circulatory system also forms, and their heart begins to beat.
Your baby looks more like a tiny tadpole than a human.
They are drawing nutrients and oxygen through the newly formed placenta and umbilical cord.
By week nine, the embryonic tail is gone. Your baby's looking more human every day,
with protruding limbs and fingers, a defined nose, mouth and eyes, and tiny earlobes.
Your new resident is about the size of a grape and weighs a fraction of an ounce.
It's hard to believe how rapidly one cell evolves in such a short time
into the unmistakable body of a baby.