[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"kakomon-q-2025-ippan-9":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":24,"tags":30},"2025-ippan-9",2025,3,"一般","ippan",9,"筋の収縮に関わるのはどれか。（a:フィブリン b:コラーゲン c:エラスチン d:アクチン e:ミオシン）",[12,16,19,21,25],{"index":13,"body":14,"is_correct":15},1,"a・b",false,{"index":17,"body":18,"is_correct":15},2,"b・c",{"index":6,"body":20,"is_correct":15},"c・d",{"index":22,"body":23,"is_correct":24},4,"d・e",true,{"index":26,"body":27,"is_correct":15},5,"a・e",[22],"正答は4（d・e＝アクチン・ミオシン）。筋収縮は、アクチン（細いフィラメント）とミオシン（太いフィラメント）が滑り込むことで起こる（滑り説）。aフィブリンは血液凝固で生じる線維、bコラーゲンは結合組織の主要たんぱく、cエラスチンは弾性線維の成分で、いずれも筋収縮そのものには関与しない。**覚え方**: 筋収縮のペアは「アクチンとミオシン」。",null]