10/7 Questions Flashcards
What is the histological make-up of the human ligamentum nuchae?
it is a yellow elastic ligament, but has more collagen fibers than in quadrupeds
What is the primary yellow elastic or elastic ligament of the spine?
the ligamentum flavum
What is the function of the human ligamentum nuchae?
it brakes or limits flexion of the cervical spine
What is the classic termination level inferiorly for the supraspinous ligament?
the upper sacral spinous tubercles
What is the termination level inferiorly for the supraspinous ligament according to current literature?
primarily at L4 (73%); between L4 and L5 (5%)
Where is the supraspinous ligament said to be best developed?
in the lumbar spine
What is now believed to form the supraspinous ligament in the lumbar spine?
the tendons or aponeurosis associated with the longissimus thoracis and the multifidis
What is the classic function of the human supraspinous ligament?
it brakes or limits flexion of the spine
What is now thought to be a major function of the supraspinous ligament?
it is a proprioceptive transducer for the spinal reflex
What is the status of the cervical intertransverse ligament?
it is said to be paired with an anterior and a posterior intertransverse ligament present
What is the status of the lumbar intertransverse ligament?
it is well developed with two parts identified, a ventral slip and a dorsal slip
Where in the vertebral column is the intertransverse ligament best developed?
in the lumbar spine
What part of the intertransverse ligament in the lumbar spine covers the intervertebral foramen?
the ventral slip
What part of the intertransverse ligament in the lumbar spine divides the body wall into an anterior muscular compartment and a posterior muscular compartment?
the dorsal slip
What are the attachment sites for the superficial layer of the ligamentum nuchae?
the external occipital protuberance, external occipital crest, and spinous tubercle of C7
