The brain stem auditory system of the chick is an advantageous model for examining changes that occur as a result of deafness. Elimination of acoustic input through cochlear ablation results in the eventual death of approximately 30% of neurons in the chick cochlear nucleus. nucleus magnocellularis (NM). One early change following deafness is an alteration in NM ribosomes. https://xiuvonvzd3ug2.celticwiki.com/1456136/sins_ar_an_efficient_smart_indoor_navigation_system_based_on_augmented_reality