T7 has the greatest spinous processes angulation, whereas the upper three thoracic ertebrae hae spinous processes that project directly posteriorly.
T7 has the greatest spinous processes angulation, whereas the upper three thoracic ertebrae hae spinous processes that project directly posteriorly.
T7的棘突倾斜角度最大，然而其上三个胸椎的棘突直接朝向后方。