today is we're going to look at the movements of the eyeball so we're going to look at the extraocular muscles we have two things we really need to consider the the angle at which the muscles are let's hear Sara why do we move our eyes we'll come back to that again why do we move our eyes [Music] [Applause] okay so how we going to do this I have got only two models today I have the simplest model of the eye …