2. 此婦女抱怨吃東西就產生劇烈牙痛,但又說不出是哪幾顆牙齒痛,且疼痛可幅射到臉頰甚
至頸部,請問這可能是?
(A) a feature of the trigeminal complex
(B) referral of pain
(C) the phenomenon of convergence onto a single central neuron receiving input from different
primary afferents
(D) widespread distribution of nociceptive input of the trigeminal complex
(E) all