has part has part has_part characteristic of part of has modifier abnormal cerebellar artery morphology abnormal superior cerebellar artery morphology MP:0014015 any structural anomaly of the artery that arises near the termination of the basilar artery and passes lateralward immediately below the oculomotor nerve arriving at the upper surface of the cerebellum where it divides into branches which ramify in the pia mater and anastomose with those of the inferior cerebellar arteries morphology abnormal superior cerebellar artery