問題詳情
8 某個案的聽力圖如下圖所示，500 Hz 與 1,000 Hz 的左耳與右耳氣導是否需要遮蔽（masking）？ 
(A)無需 masking：（500 Hz 與 1,000 Hz）右耳與左耳氣導
(B)需要 masking：500 Hz 的右耳氣導；無需 masking：1,000 Hz 右耳氣導，（500 Hz 與 1,000 Hz）左耳氣導
(C)需要 masking：（500 Hz 與 1,000 Hz）右耳氣導；無需 masking：（500 Hz 與 1,000 Hz）左耳氣導
(D)需要 masking：（500 Hz 與 1,000 Hz）右耳與左耳氣導
(A)無需 masking：（500 Hz 與 1,000 Hz）右耳與左耳氣導
(B)需要 masking：500 Hz 的右耳氣導；無需 masking：1,000 Hz 右耳氣導，（500 Hz 與 1,000 Hz）左耳氣導
(C)需要 masking：（500 Hz 與 1,000 Hz）右耳氣導；無需 masking：（500 Hz 與 1,000 Hz）左耳氣導
(D)需要 masking：（500 Hz 與 1,000 Hz）右耳與左耳氣導
參考答案
答案：C
難度：適中0.5
統計：A(1),B(0),C(2),D(1),E(0)
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