Anatomy NOT a true statement among the following is A Coronary Sinus is situated in posterior Coronary sulcus B Coronary Sinus is guarded by Thebesian valve C Middle cardiac Vein runs along with posterior Interventricular artery D All cardiac veins are derived from Coronary sinus 💡 Explanation NOT a true statement among the following is ✓ Correct Answer: D. All cardiac veins are derived from Coronary sinus