[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"kakomon-q-2026-ippan-85":3},{"slug":4,"exam_year":5,"exam_round":6,"section":7,"section_code":8,"number":9,"body":10,"choices":11,"correct_indices":28,"explanation":29,"has_explanation":19,"tags":30},"2026-ippan-85",2026,4,"一般","ippan",85,"ビタミンK依存性の凝固因子はどれか。",[12,16,20,23,25],{"index":13,"body":14,"is_correct":15},1,"第Ⅰ因子",false,{"index":17,"body":18,"is_correct":19},2,"第Ⅱ因子",true,{"index":21,"body":22,"is_correct":15},3,"第Ⅴ因子",{"index":6,"body":24,"is_correct":15},"第Ⅷ因子",{"index":26,"body":27,"is_correct":15},5,"第Ⅺ因子",[17],"正答は2（第Ⅱ因子）。ビタミンK依存性の凝固因子は第Ⅱ・Ⅶ・Ⅸ・Ⅹ因子で、選択肢では第Ⅱ因子（プロトロンビン）が該当する。1第Ⅰ因子（フィブリノーゲン）・3第Ⅴ因子・4第Ⅷ因子・5第Ⅺ因子は、ビタミンK依存性ではない。よって第Ⅱ因子。**覚え方**: ビタミンK依存の凝固因子は『2・7・9・10』（肉屋で1972＝Ⅸ・Ⅶ・Ⅱ・Ⅹの語呂）。ワルファリンはこれを妨げる。",null]