Biology · Human Circulatory System
In fetal circulation, which structure allows direct communication between the right and left atria?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Fossa ovalis
- 2Ductus venosus
- 3Ductus arteriosus
- 4Foramen ovale✓
Correct answer
Foramen ovale
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