Synonyms and Antonyms for pupillary-sphincter
1. pupillary sphincter (n.)
a ring of smooth muscle surrounding the iris
2. sphincter (n.)
a ring of muscle that contracts to close an opening
- sphincter muscle
- pyloric valve
- musculus
- musculus sphincter pylori
- urethral sphincter
- musculus sphincter ductus pancreatici
- musculus sphincter vesicae
- sphincter ani
- pyloric sphincter
- musculus sphincter urethrae
- pupillary sphincter
- bladder sphincter
- musculus sphincter ani
- anal sphincter
- musculus sphincter pupillae
- muscle
- physiological sphincter
- anatomical sphincter
- musculus sphincter ductus choledochi
