Define DEAFNESS AND THE 3 TYPES
deafness is any hearing loss from mild to temporary to complete and irreversible
1. CONDUCTIVE - results from any condition that interfere with the transmission of vibrations to the inner ear
2. OTOSCLEROSIS - fusion of the auditory ossicles with each other, preventing bones from vibrating.
3. SENSORINEURAL - death of hair cells or any nervous elements concerned with hearing