口咽气道
- 网络Oropharyngeal airway
口咽气道-
口咽气道的最小截面多位于软腭尾处或舌根处附近，提示口咽气道呈现一个中间窄，两头宽的漏斗型形态。
The minimum cross-section of the oropharyngeal airway most located in the end of the soft palate or near the base of the tongue , oropharyngeal airway presents a narrow middle , two wide funnel-shaped form .
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拔牙矫治未引起口咽气道大小的明显变化，但拔牙矫治对上气道鼻咽部及舌骨水平向位移有影响。
The oropharyngeal airway dimension can not be changed obviously by extraction orthodontic treatment , however extraction treatment will affect the nasopharyngeal airway dimension and the hyoid bone level position .