Ciliary Muscle
Eye
Changes your lens shape for near vision — when you read up close, this muscle contracts and the lens becomes rounder and more powerful.
Function
Accommodation: contracts to thicken lens for near vision
Origin
Scleral spur/ciliary body
Insertion
Ciliary processes and zonular fibers around lens
Innervation
Parasympathetic fibers from oculomotor nerve (CN III) via ciliary ganglion