Audiometry a test that is conducted by a certified audiologist and is used to identify individuals who have a hearing problem it determines the type and amount of hearing loss an individual has thereby determines the line of treatment, medical, surgical or use of hearing aids speech therapy a treatment procedure carried out for individuals with a speech and/or language problem therapy is also carried out for individuals with a communication, swallowing and voice problem a certified speech therapist assists in the rehabilitation purpose for children as well as adults.