1 I63.9 is a billable ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2  Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes. 3  This is the American ICD-10-CM version of I63.9.
Sound localization refers to a listener's ability to identify the location or origin of a detected sound in direction and distance. It may also refer to the methods in acoustical engineering to simulate the placement of an auditory cue in a virtual 3D space (see binaural recording, wave field synthesis).
In those animals with mobile ears, they are used to point the external ear in the direction of the sound. In animals with fixed ears (humans, some apes, some bats) who sound â¦ locate by phase delay, those muscles are inhibited from moving to prevent confusion in locating sound.nswer by Johnellishartford. Confidence votes 24.8K. Humans do not need to move their ears to hear, but those muscles have nothing to do with hearing sound (there are muscles in the middle ear which do) BUT with the location of sound. The shape of the human ear is a type of phase-delay echo chamber;