20.下列何者收縮,有助於下頜骨的下壓(depression of mandible)?
(A)顳肌(temporalis muscle)
(B)翼內肌(medial pterygoid muscle)
(C)咬肌(masseter muscle)
(D)二腹肌(digastric muscle)
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統計: A(18), B(102), C(31), D(601), E(0) #2626975
統計: A(18), B(102), C(31), D(601), E(0) #2626975