sudden hearing loss shl red dangerous circle mean a signal is wave line into an ear but can not hear is direct line. body

anatomy auditory barrel beautiful body can canal circle clay cleaning cochlea color composition constitution dangerous deaf decoration decorative direct drum ear earwax eustachian finger flesh handle hark health hear hearing hearken illustration incus line listen loss malleus mean membrane middle not ossicles part physique pinna red regard semicircular shl signal stapes sudden symbol tropical tube tympanic wave wax