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Slideshow: The Heart
Heart and Liver
#376, Slide 16 of 34
5 weeks, 6 days
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From
The Biology of Prenatal Development
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Label Key:
1. right ventricle
2. umbilical cord
3. umbilical vein
4. liver
5. left ventricle
6. left atrium
7. left upper limb
All ages referenced to fertilization, not last menstrual period.