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The First Day of Menstuation
The first day of menstruation is considered the first day of pregnancy. From this date on starts the 40 weeks time span o pregnancy. -
Period: to
From the Start of the Last Period to Birth
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The Meeting
The sperm and egg make contact. Only one sperm breaks through because only one sperm is needed. -
Cells Join & Divide
Soon after fertilization, the cells start rapidly multiplying. -
Implantation
After cell division, the zygote floats in the uterus for a few days before burrowing into the thickening endometrium. -
The Start of the Embryonic Stages
Near the end of week 5, the nerves forming the spinal cord have started to form. -
Heartbeat
At week 6 a pipe shaped heart has formed and begins to beat. -
Limb Development
At Thhis point arms and legs have begun to form. The heart is beating with one chamber. -
Begins to Practice Moving
At this point the face is beginning to develop and the embryo is about 18 mm long. -
Digits Form
Along with fingers and toes, the upper lip and nose have begun to form. Embryo measures 30 mm and the main structure of the heart is complete. -
Once Embryo, Now Fetus
Ears and nose can are developed and fingerprint formation is evident. -
Neurons Multiply
The fetus much resembles a newborn already. The brain is multiplying at a rapid rate of 250,000 cells per minute. -
Finger and Toenails
Along with fingernails and toenails, the fetus now has a facial profile. fetus is around 2.5 inches long now. -
Baby Flexes and Kicks
Bones begin to replace cartilage and ribs begin to appear. -
Hormones Begin
By now the fetus begins to develop the prostate if it is a male, and ovaries begin to set in place in the females. -
Bones and Muscles Form
Bone and marrow continue to develop while the fetus has just aquired an adult's set of taste buds. -
Facial Expressions
The facial muscles have developed allowing for facial expressions tp occur. Baby is now nearly 5 inches. -
Fat Accumulates
They fetus is recycling amniotic fluid now, and fat begins to be stored under the skin. -
Baby Begins to Hear
The fetus can now hear, and may be startled by loud noises. At this point aveoli have begun to form. -
Genitals Recognizable
You can now identify the gender of your baby! baby is around 6.5 inches now. -
Halfway to Ejection!
Your baby is halfway to being evicted from the womb! It can now recognize the mothers voice and the mother can now feel fetal movements. -
Nourishment Evolves
Now the small intestine is beginning to absorb sugars and bone marrow is producing blood cells. -
Taste Buds Develop
The taste buds begin to develop on the babys tongue. At this point, the mother's movements can wake the baby. -
Sense of balance develop
Equilibrium has begun to develop in the baby. By now your friends and relatives will notice youre pregnant. -
Practicing Breathing
The lungs have begun to develop branches and the eyelids can be clearly seen now. -
Baby Exploration
Baby beguns more exstensive movements in the womb. Baby's hamds are now fully developed. -
End of 2nd Trimester
Baby can respond to touch and is very active in the womb at this point. Can move thumb into mouth. -
Eye Opener
Baby can now open its eyes! Baby now looks a lot like it will at birth. -
Voice Recognition
REM sleep can be detected at this point meaning the baby may be dreaming. -
Movement is more forceful
As baby explores more, the forceful movements are more promminents. -
Baby puts on pounds
As baby continues to absorb nutrients from the mothers diet, the baby gains weight starting at this week, making its way towards the final borth weight. -
Baby Detects light
Baby's lungs and digestive tract are very near to being mature. Weight gain exceeds length growth for the rest of the pregnancy. -
Reproductive Development
Sex organs now begin to drop into place (testis/clitoris). -
Lanugo Disapears
Baby begins to shed the fine layer of hairs in preperation for birth. -
Rapid Growth Continues
Weight gain continues at a rapid rate as baby nears birth. -
Reflexes coordinate
Baby gains half a pound per week in the last month. -
Dropping Babies
You may feel contractions as the baby drops into the birth canal. -
At Term
It is now possible to gve birth without the baby being determined premature, baby is fully developed. -
Period: to
Waiting for Labor!!
