Diphthongs are double vowel sounds made by combining two vowels in the same syllable. During their articulation in the oral cavity, the first vowel sound glides onto the next vowel from one position of the mouth to another within the same syllable. That's why they are heard as single-vowel phonemes by listeners. Because of a gliding movement in…

Adolescent students with voice disorders need information concerning the physiological, environmental, and psychosocial aspects of voice production. This paper describes a multiple-choice quiz format that has been used effectively as part of the awareness phase of vocal reeducation. (Author)