134 



HUMAN ANATOMY. 



along the tips of the spines from the last cervical to the sacrum. The interspinous 

 ligaments are membranes connecting the spinous processes between the tips and 

 the laminae, extending from the ligamenta subfiava to the supraspinous ligament. 



Fig. 163. 



Tenth thoracic vertebra 



Ligamentum subflavum 



Intervertebral foramen 



First lumbar vertebra 



Posterior common ligament 



Intervertebral disk 



Anterior common ligament. 



Supraspinous ligament 



Fifth lumbar vertebra 



First sacral vertebra 



Fifth lumbar spine 



First coccygeal vertebra- 



Median section of lower half of spine. 



The ligamentum nuchae (Fig. 166) represents in the neck a modification ot 

 the two last-mentioned ligaments. It is a vertical curtain reaching from the exter- 



