最長肌(Longissimus muscle)

肌肉	起點	止點	動作	動脈	神經	拮抗肌	備註
Longissimus muscle(最長肌)	Longissimus capitis(頭最長肌)、Longissimus cervicis(頸最長肌)、Longissimus thoracis(胸最長肌)：腰椎副突、橫突	Longissimus capitis(頭最長肌)：顳骨mastoid process(乳突) Longissimus cervicis(頸最長肌)：頸椎的橫突 Longissimus thoracis(胸最長肌)：胸椎的橫突	雙側收縮→伸直頸、腰部單側收縮→側彎同邊脊柱、旋轉	Lateral Sacral Artery(外側薦動脈)	Posterior ramus of spinal nerve(脊神經背支)	Rectus abdominis muscle(腹直肌)