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The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
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Fetal Respiratory Rate


6 months, 1 week

From The Biology of Prenatal Development.Buy Now

Script: The fetal respiratory rate can rise as high as 44 inhalation-exhalation cycles per minute.

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
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4D Ultrasound
4D Ultrasound
Exposure to Loud Noise
Exposure to Loud Noise
Fetal Respiratory Rate
Fetal Respiratory Rate
Rapid Brain Growth
Rapid Brain Growth
4D Ultrasound
4D Ultrasound
4D Ultrasound
4D Ultrasound
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