<prompt> An elderly man complains of ear pain. During evaluation, the physician asks if the patient has tinnitus. What is tinnitus?A subjective sensation of noise in the headA complication of chronic metal ingestionAn audible cardiac murmurDizziness with sounds  <response>: Tinnitus is the perception of abnormal noise in the ear or head. It is usually attributed to a sensory loss; pulsatile tinnitus occurs with conductive hearing loss and is due to carotid pulsations becoming more apparent. 