<prompt> All the muscles are involved in accommodation reflex except:Medial rectusLateral rectusCiliaris muscleSphincter pupillae  <response>: - Lateral rectus is not involved in accomodation reflex. - Accommodation reflex involves : Convergence of eyeball - by medial rectus Constriction of pupil - by sphincter pupillae Increase in thickness of lens -by ciliaris muscle 