III. Vertebral Column/Spinal Column: Vertebral Foramen: B) Arteries : 2. Branch Pattern of the Segmental Artery. (Pg. 18)

Question 1

What branch of the segmental artery supplies the vertebra and the paravertebral region?

Answer 1

dorsospinal artery

Question 2

Which artery is primarily observed in the distal part of the intervertebral foramen?

Answer 2

spinal artery

Question 3

Which branch of the dorsospinal artery will penetrate the meninges to enter subarachnoid space?

Answer 3

spinal artery

Question 4

Which branches of the spinal artery supply the contents of the epidural space?

Answer 4

osseous arteries, anterior spinal canal artery, posterior spinal canal artery

Question 5

What arteries are observed in the epidural space near the posterior longitudinal ligament?

Answer 5

anterior spinal canal artery & plexus

Question 6

What arteries are observed in the epidural space near the ligamentum flavum?

Answer 6

posterior spinal canal artery & plexus

Question 7

Which branches of he spinal artery supply the contents of the subarachnoid space?

Answer 7

anterior radicular artery, posterior radicals artery, anterior medullary feeder artery, posterior medullary feeder artery

Question 8

Which vessel will supply the ventral/anterior nerve rootlet and nerve root?

Answer 8

anterior radicuar artery

Question 9

Which vessel will supply the dorsal/posterior nerve rootlets, nerve root and nerve root ganglion?

Answer 9

posterior radicular artery

Question 10

Which artery is now said to enlarge and form the medullary feeder artery?

Answer 10

the radicular artery