Differences in Velopharyngeal Structure during Speech among Asians Revealed by 3-Tesla Magnetic Resonance Imaging Movie Mode

Figure 1

A representative sound wave and determination of the timing used in the analysis. Images acquired during the rest stage, 100 ms before production of the first vowel (A stage), in the middle of production of the first vowel (B stage) and the consonant (C stage), and immediately after production of the second vowel (D stage) were analyzed.