This paper summarizes recent research on functions of the cochlea of the inner ear. The cochlea is described as the seat of the first step in the auditory sound analysis and transduction of mechanical vibration into electrochemical processes leading to the generation of neural action potentials. The cochlea is also described as a frequent seat of…

This paper summarizes research efforts of the National Institute on Deafness and Other Communication Disorders (NIDCD) and identifies research priorities. The NIDCD is responsible for research and research training related to both normal and disordered hearing, balance, smell, taste, voice, speech, and language. The paper notes that 59 percent of…

The Digital And Video Interactive Device (DAVID) interactive system was developed at the National Technical Institute for the Deaf in the 1970s for the purpose of enhancing instruction in audiology and speech pathology for deaf students at the postsecondary level. The DAVID system incorporates a minicomputer with a disk drive, a videotape recorder…

This paper addresses incidence of hearing loss in school-age children, components of hearing conservation programs, and hearing loss education. Incidence figures for the following hearing loss categories are detailed: unilateral hearing loss, fluctuating hearing loss, minimal sensorineural hearing loss, and mild to profound hearing loss.…

This paper describes five programs of early intervention for children with hearing impairments and their families. Programs are described according to their mission, services, and unique contribution to the field of early intervention. First, essential components of all programs are identified. These are evaluation, audiological management, parent…