Describes how the dorsal column medial lemniscal (DCML) system carries deep touch which can inhibit pain signals carried by A-delta or C ... ... <看更多>

How non-painful inputs close the gate to painful inputs, relieving pain. This video is available for instant download licensing here: ... ... <看更多>

門控理論（gate-control theory）用來描述人在感受到物理刺激時，卻沒有感到特別疼痛; 因為人脊髓中的一些細胞就像閘門一樣，可阻斷一些痛覺信號進入大腦，使大腦感覺不到 ... ... <看更多>