後枝;背側枝(胸神経の)Posterior rami of thoracic nerves; Dorsal rami of thoracic nerves(Rami posteriores nervus thoracicorum; Rami dorsales nervus thoracicorum)
後枝;背側枝(胸神経の)【こうし;はいそくし(きょうしんけいの)】 Dorsal branches passing through the autochthonous muscles of the back. After supplying these muscles, they divide into a lateral and a medial cutaneous branch.