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rferrer1691 rferrer1691
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6 years ago
The blood vessels of the umbilical cord are protected from the pressure of the uterus by
 
  a. a cushion of amniotic fluid c. a padding of Whar-ton's jelly
  b. a strong, thick muscle layer d. surrounding vascular tissue
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smznsmzn
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6 years ago
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rferrer1691 Author
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6 years ago
Good timing, thanks!
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Yesterday
Helped a lot
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2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
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