在对两具成年男尸的解剖中,发现胸背部有两块异常的肌肉(见图1)。笔者提供有关资料供临床工作者参考。一块起于胸前壁外侧第6、7肋软骨前的腹直肌鞘前叶,向外上方行走,止于肱骨大结节嵴。肌长262ｃｍ,起点宽42ｃｍ,厚02ｃｍ,止点宽13ｃｍ,厚05ｃｍ,中部宽17ｃｍ,厚05ｃｍ,其功 In the anatomy of two adult male corpses, two abnormal muscles were found in the back of the chest (see Figure 1). I provide relevant information for clinical reference. A piece of anterior rectus abdominis muscle anterior to the 6,7th costal cartilage outside the anterior thoracic wall runs outward and ends at the large tubercle of the humerus. Muscle length 262cm, the starting point width 42cm, thickness 02cm, deadline 13cm, thickness 05cm, the central width 17cm, thickness 05cm, the power