Topic summary
Pupillary sphincter muscle
Extracted from the Wikipedia article Iris sphincter muscle.
The ciliary muscle, pupillary sphincter muscle and pupillary dilator muscle sometimes are called intrinsic ocular muscles or intraocular muscles.
Topic summary
Extracted from the Wikipedia article Iris sphincter muscle.
The ciliary muscle, pupillary sphincter muscle and pupillary dilator muscle sometimes are called intrinsic ocular muscles or intraocular muscles.