Contents of intervertebral foramen Flashcards
What are the generic contents of the intervertebral foramen?
Neural tissue
Connective tissue
Vascular tissue
Lymphatic tissue
What is the percent of neural tissue in the intervertebral foramen?
Form 8 to 50 percent
What are the medullary feeder arteries?
Enlarged radicular arteries which join the arterial vasa corona to provide blood for the spinal cord
What is the name of the largest medullary feeder artery?
The artery of Adamkiewicz or the arteria radicalis magna anterior
What are the characteristics of the Artery of Adamkiewicz?
It is a left side, anterior medullary feeder artery, located in the T9/T10 intervertebral foramen, and the primary vascular supply to the lumbar enlargement
What ligament lies next to the anterior internal vertebral venous plexus?
The posterior longitudinal ligament
What is a unique histolgical feature of the veins of the vertebral column?
They appear to lack valaves
What size lymphaticvessels lie in the intervertebral foramen?
Medium sized lymphatics
What type(s) of connective tissue will be present in the intervertebral foramen?
Adipose tissue and loose areolar connective tissue
