65.下列關於判斷扁平足嚴重度標準之菲斯線(Feiss line)測試之敘述,何者正確?
(A)內腳踝尖端(the apex of the medial malleolus)到第一蹠趾關節(the first metatarsophalangeal joint)為菲斯線 (B)距骨頭(head of the talus)在菲斯線之上為嚴重扁平足 (C)舟狀骨隆突(navicular tuberosity)在菲斯線之上為嚴重扁平足 (D)距骨頭(head of the talus)到第一蹠骨(first metatarsal bone)為菲斯線