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