Anatomy Cranial Nerves b7a0146c Loss of corneal reflex is due to injury of A Ophthalmic division of trigeminal nerve B Optic nerve C Oculomotor nerve D 1 and 2. High-Yield Explanation Loss of corneal reflex may result due to injury of Ophthalmic division of trigeminal nerve (afferent limb) or injury of Facial nerve (efferent limb).