52 吞嚥時,舌骨與喉系統往上往前移,下列何者最不受其影響?
(A)下食道括約肌(lower esophageal sphincter)
(B)上食道括約肌(upper esophageal sphincter)
(C)環咽肌(cricopharyngeal muscle)
(D)咽食道括約肌(pharyngoesophageal sphincter)
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統計: A(71), B(3), C(2), D(8), E(0) #564350
統計: A(71), B(3), C(2), D(8), E(0) #564350