Doll's eye reflex/Occulocephalic Reflex: " Definition " *) It is an eye’s reflex movement test, to estimate the brain functioning in comatose or severly lethargic patients. *) it is controlled by the brainstem, which receives signals from the vestibular nerve and transmits signals to the oculomotor nerve. *) The nerves that are responsible for these reflexes are the oculomotor nerves and the 8th nerve. Why doll’s eye reflex is performed? To test brain stem’s functionality in comatose or severly