attaches_to regional_part_of Aortic valve Cusp of aortic valve Wall of left side of heart Left fibrous ring of heart Fibrous skeleton of heart Fibrous ring of heart Fibrous ring of aortic valve Anulus of aortic valve Aortic anulus Aortic valvar anulus Aortic valve anulus FMA:9502 Left fibrous ring of heart which consists of the anterior, right posterior and left posterior semilunar fibrous scallops of the aortic valve anulus that attaches the cusp of aortic valve to the wall of heart. fma