Biology · Human Physiology
Deoxygenated blood from the heart wall itself is drained into the right atrium primarily via the:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Pulmonary arteries
- 2Pulmonary veins
- 3Pulmonary trunk
- 4Coronary sinus✓
Correct answer
Coronary sinus
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