An MRI-based Study of Pharyngeal Volume Contrasts in Akan

An MRI-based Study of Pharyngeal Volume Contrasts in Akan
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基于 MRI 的阿坎人咽部体积对比研究

DOI:
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发表时间:
1996
期刊:
影响因子:
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通讯作者:
M. Tiede
M. Tiede
中科院分区:
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文献类型:
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作者:
M. Tiede

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使用磁共振成像(MRI)技术研究了Akan + i -高级舌根(ATR)元音对咽容积的特征差异,并与英语中TenselLax元音的相似差异进行了比较。研究人员对两名受试者进行了三对对比元音的稳态发音扫描。对结果图像的分析表明,与阿坎元音对比相关的是咽部容积的整体差异,而不仅仅是先前从x射线研究中报道的舌根推进和喉部降低。数据还表明,ATR对比在发音上与英语TenseILax对比明显不同。
Characteristic differences in pharyngeal volume between Akan +I-Advanced Tongue Root (ATR) vowel pairs have been investigated using Magnetic Resonance Imaging (MRI) techniques, and compared to the similar TenselLax vowel distinction in English. Two subjects were scanned during steady-state phonation of three pairs of contrasting vowels. Analysis of the resulting images shows that it is the overall difference in pharyngeal volume that is relevant to the Akan vowel contrast, not just the tongue root advancement and laryngeal lowering previously reported from xray studies. The data also show that the ATR contrast is articulatorily distinct from the English TenseILax contrast.
DOI: 10.1121/1.401949
发表时间: 1991-08-01
影响因子: 2.4
作者:
BAER, T;GORE, JC;NYE, PW
通讯作者: NYE, PW