Voice and Resonance Disorders - CHAT.
Resonance Disorders. Resonance refers to the way that air is shaped as it passes through the mouth and nose while speaking. The air for m, n and ing sounds should be directed through the nose. For all other sounds, the soft palate (in the back of the roof of the mouth) moves up and back to close off the nasal cavity so that air is directed through the mouth.
Voice and Resonance Voice disorders are abnormalities in the production of vocal tone. They include abnormalities in the volume of the voice (inordinate loudness or softness) and abnormalities of the vibratory quality of the vocal cords (hoarseness, harshness or aphonia, the lack of sound).
Speech-language pathology, also known as communication sciences and disorders in the United States, is a fast-growing profession that, according to the Bureau of Labor Statistics, offers about 120,000 jobs in the United States alone. The American Speech-Language-Hearing Association (ASHA) has 166,000 members, who are audiologists, speech-language pathologists, speech, language, and hearing.
The speech-language pathologist is extremely important in the ultimate diagnosis and referral for appropriate evaluation and management of disorders of the deep pharynx. Hypernasality and speech deficits are the primary characteristics. VPI is often not diagnosed or diagnosed late because the palate appears normal and the pharynx is not evaluated.
What is apraxia of speech? Apraxia of speech (AOS)—also known as acquired apraxia of speech, verbal apraxia, or childhood apraxia of speech (CAS) when diagnosed in children—is a speech sound disorder. Someone with AOS has trouble saying what he or she wants to say correctly and consistently. AOS is a neurological disorder that affects the brain pathways involved in planning the sequence of.
Speech disorder, any of the disorders that impair human speech. Human communication relies largely on the faculty of speech, supplemented by the production of certain sounds, each of which is unique in meaning. Human speech is extraordinarily complex, consisting of sound waves of a diverse range of frequencies, intensities, and amplitudes that convey specific information.
Neurologic motor speech disorders (MSDs) include the dysarthrias, of which there are several types, and apraxia of speech. By definition, MSDs reflect organic abnormalities in brain regions and networks involved in the planning, programming, control, or execution of speech.