Question

Segmental spinal branches (Arteries of Adamkowitz)

Accepted Answer

Structure: arteries arising from the segmental branches of the aorta (posterior intercostal arteries in thoracic region) that1. enter spinal cord through intervertebral foramen2. pierce the dura3. follow dorsal and ventral roots to anastomose with the anterior and posterior spinal arteriesFunction: supply blood to the lower 2/3 of the spinal cord

Front	Segmental spinal branches (Arteries of Adamkowitz)
Back	Structure: arteries arising from the segmental branches of the aorta (posterior intercostal arteries in thoracic region) that 1. enter spinal cord through intervertebral foramen 2. pierce the dura 3. follow dorsal and ventral roots to anastomose with the anterior and posterior spinal arteries Function: supply blood to the lower 2/3 of the spinal cord

Spinal Arteries Segmental Branches Posterior Cord Adamkowitz Structure