External Features of spinal cord Fissure and sulci 1- Anterior median fissure 2- Posterior median sulcus 93-Anterolateral sulcus-connect with ant. root(motor) 94-Posterolateral sulcus- connect with post. root(sense) Spinal gangli Post, branch Ant. root Ant, branchExternal Features of Spinal Cord Fissure and sulci 1 - Anterior median fissure 2 - Posterior median sulcus 3 - Anterolateral sulcus - connect with ant.root (motor) 4 - Posterolateral sulcus - connect with post.root (sense) Ant.root Post.root Spinal ganglion Ant.branch Post.branch 1 2 3 4