. "muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye"@en-us . . . "104127351"@en-us . . . . . . . . "muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye"@en-us . . . . . . . . . . . . . . . . . . . "iris"@en-us . . "iris"^^ . . . . . . . . . "105319936"^^ . "0"^^ . "05319936-n"^^ . . "105013555"@en-us . . "0"^^ .