Example Sentences for obstructive. 1  There is no obstructive limit to the achievements of the army of labor. 2  The masters had been selfish and obstructive, the men selfish, silly, and light-headed. 3  It is disgraceful, however, for the citizen to remain indifferent or obstructive, to grumble over the cost.
1 60-70% of thoracolumbar spine fractures in adults occur at T12, L1 and L2, with 90% of all fractures being seen between T11 and L4. 2  It is therefore important that T11/T12 is included on all trauma lumbar spine films.
Thoracic (mid back) - the main function of the thoracic spine is to hold the rib cage and protect the heart and lungs. The twelve thoracic vertebrae are numbered T1 to T12. The range of motion in the thoracic spine is limited. Lumbar (low back) - the main function of the lumbar spine is to bear the weight of the body.