A.臂叢 B.迷走神經(jīng) C.胸膜頂 D.膈神經(jīng) E.血管
A.甲狀腺切除過多 B.損傷了喉返神經(jīng) C.甲狀腺切除太少 D.切除了甲狀旁腺 E.損傷了迷走神經(jīng)
A.喉上神經(jīng)內(nèi)支 B.喉上神經(jīng)外支 C.喉返神經(jīng) D.交感神經(jīng) E.喉下神經(jīng)