外 迹康游 置庆医科大学用属第一运 Spinal space 地户标教E到 Epidural space Subdural space pirale舞神据 Subarachnoid 0mu西后支 en的nmu过 Aan支 space 285 Spinal cord,meninges,and roots of spinal nerve获其械k每号w uperioe pct0垂L上重薄 bSchematied three-dmensional representation r removal fverr bodiedraof)
11 Spinal space • Epidural space • Subdural space • Subarachnoid space
益 重天医科大学用属招一适深 Spinal cord The spinal cord extends from the foramen magnum to the level of LI in adults.But in children,the spinal cord ends at L2~L3 and moves up as they growth older. The anterior and posterior nerve roots at each spinal level join one another. Cauda equina(horse's tail). 2845 orddp间d0nr
12 Spinal cord • The spinal cord extends from the foramen magnum to the level of L1 in adults. But in children, the spinal cord ends at L2~L3 and moves up as they growth older. • The anterior and posterior nerve roots at each spinal level join one another. • Cauda equina( horse’s tail)
庆s大Spinal nerves dermatomic distribution T2-manubrium of sternum T4-nippl T6-xiphoid process T8-between T6 T10 T10-navel T12-pubic symphysis
13 Spinal nerves dermatomic distribution T2 - manubrium of sternum T4 - nippl T6 -xiphoid process T8 - between T6 & T10 T10 - navel T12 - pubic symphysis
14 量厌医科大学闲属活一适》 Physiologic Effects of Intrathecal Anesthesia
14 Physiologic Effects of Intrathecal Anesthesia
15 d 置庆医科大学用属第一运 Nerve blockade sequence: Sympathetic-sensory motor-sheathed nerve. Differential nerve blockade level: Sympathetic blockade that may be two segments level higher than the sensory block,which in turn is two segments higher than the motor blockade
15 Nerve blockade sequence: • Sympathetic - sensory - motor – sheathed nerve. Differential nerve blockade level: • Sympathetic blockade that may be two segments level higher than the sensory block, which in turn is two segments higher than the motor blockade