The direction of pull of the muscles forms a 23Â° angle relative to the visual axis in the primary position, giving rise to secondary and tertiary functions. The secondary action of vertical rectus muscles is torsion. The superior rectus is an incyclotorter, and the inferior rectus is an excyclotorter.
-Marcia. Dear Marcia, Eyelash growth serums generally contain either a prostaglandin derivative, like prescription Latisse, or over-the-counter Revitalash; peptides, like Jan Marini Growth Serum; or vitamins, like Peter Thomas Roth Lashes to Die For.
ingredients The active ingredient in LATISSE is bimatoprost 0.03%. Approved Use: LATISSE is a prescription treatment for hypotrichosis (inadequate or not enough lashes) to grow eyelashes longer, fuller, darker. http://www.latisse.com/SafetyAndSideEffects.aspx Latisse Lash Growth Drops: rated 4.3 out of 5 on MakeupAlley. See 346 member reviews, ingredients and photos.