29.裂孔疝氣(hiatal hernia)是指胃的一部分突出下列何種構造?
(A)橫膈(diaphragm)的腔靜脈開口(caval opening)
(B)橫膈(diaphragm)的食道裂孔(esophageal hiatus)
(C)橫膈(diaphragm)的主動脈裂孔(aortic hiatus)
(D)胸廓上口(superior thoracic aperture)

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統計: A(88), B(1395), C(134), D(30), E(0) #2865887