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The Endowment for Human Development

The Endowment for Human Development

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Breathing Motions

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From The Biology of Prenatal Development.

Script: 자궁 안에는 공기가 없지만 8주까지는 때때로 태아가 숨쉬는 동작이 보인다

All ages referenced to fertilization, not last menstrual period.

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Kidneys Produce Urine

Kidneys Produce Urine

Eyelid Fusion

Eyelid Fusion

Breathing Motions

Breathing Motions

4D Ultrasound

4D Ultrasound

Fetal Period Begins

Fetal Period Begins

Motion and Sensation

Motion and Sensation

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