[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"kakomon-q-2023-hissu-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":27,"tags":30},"2023-hissu-9",2023,1,"必須","hissu",9,"通常、雌において、左右4対の乳房をもつ動物はどれか。",[12,15,18,21,24],{"index":6,"body":13,"is_correct":14},"豚",false,{"index":16,"body":17,"is_correct":14},2,"馬",{"index":19,"body":20,"is_correct":14},3,"牛",{"index":22,"body":23,"is_correct":14},4,"犬",{"index":25,"body":26,"is_correct":27},5,"猫 4",true,[25],"正答は5（猫）。猫は通常、左右4対（計8個）の乳房をもつ。1豚は6〜8対前後と多く、2馬は1対、3牛は2対（4個）、4犬は通常5対前後で、いずれも『左右4対』には当たらない。よって猫。**覚え方**: 猫の乳房は4対（8個）。動物種で乳房の数は異なる。",null]