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Zygote Stage
1st stage in a baby's development Zygote is a fertilized Egg Stage lasts 2 weeks Zygote begins to grow by cell division After 4 days the zygote will arrive at the opening of the uterus Zygote stays in the Uterus and continues to grow in there for the rest of the pregnancy After 2 weeks the Zygote is around the size of a Pin head -
Zygote
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Zygote
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Zygote
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Zygote
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Zygote
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The Embryonic Stage
2nd Stage of pregnancy Embryo is what the developing baby is called from around the third week through the eighth week Cells begin to separate and develop into the major systems of a human body--heart, lungs, bones, and muscles The neural tube is developing and will turn into the brain and spinal cord Brain begins to take control of the various body systems Developing brain is sensitive to damage The amniotic stage forms to provide protection for the embryo Umbilical Cord gives nutrients -
Embryo
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Embryo
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Embryo
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Embryo
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Embryo
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The Fetal Stage
The 3rd Stage pf pregnancy The Fetus is what the developing baby is called around 9 weeks of pregnancy The fetus makes movements that can be felt by the mother around the 4th and 5th Month The fetus lives independently within the uterus The fetus sleeps around 90 percent of the day around eight months of pregnancy Fetus has REM which means the fetus is capable of having dreams Fetus uses all 5 senses The fetus is ready for birth around 40 weeks of pregnancy -
Fetal Stage
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Fetal Stage
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Fetal Stage
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Fetal Stage
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Fetal Stage
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Fetal Stage Sources
https://embryology.med.unsw.edu.au/embryology/index.php/Fetal_Development https://www.studyblue.com/notes/note/n/topic-2-biological-and-physical-development/deck/13064762 https://www.boundless.com/psychology/textbooks/boundless-psychology-textbook/human-development-14/prenatal-development-71/prenatal-brain-development-273-12808/ https://fuzzyscience.wikispaces.com/fetal+stage?responseToken=05f5c22d45bae08e7c191eb295dc2a7d http://womenshealthency.com/articles/fetal-development/ In class note -
