has part has part has_part characteristic of part of has modifier abnormal circumventricular organ morphology abnormal sensory circumventricular organ morphology abnormal sensory CVO morphology any structural anomaly of any of the circumventricular organs that have the ability to sense plasma molecules and then pass that information into other regions of the brain, thereby providing direct information to the autonomic nervous system from systemic circulation MP:0013564 morphology abnormal sensory circumventricular organ