Sulcus: A groove, furrow, or trench. The plural is sulci. In anatomy, there are many sulci; an example is the superior pulmonary sulcus. From Healthy Resources 10 Rheumatoid Arthritis Symptoms How IL Inhibitors Work to Treat PsoriasisModerate to Severe UC: Targeted Solutions Featured Centers What Are the Best PsA Treatments for You?Understanding Biologics 10 Things People With Depression Wish You Knew
