7.病患於接受下齒槽神經阻斷(inferior alveolar nerve block)幾天後,抱怨仍有下唇麻木及自發性銳痛, 但輕觸及針刺不覺疼痛,此情況屬於下列何者? (A)allodynia (B)hyperalgesia (C)dysesthesia (D)hyperesthesia