You asked: What artery supplies the anterior 2/3 of the spinal cord?

Anterior spinal artery (ASA)[1]: Runs the length of the spinal cord longitudinally along the anterior median fissure. Primary blood supply of anterior two-thirds of the spinal cord.

What supply the anterior two third of the SC?

The chorda tympani nerve is a branch of the facial nerve that innervates taste to the anterior two thirds of the tongue.

What arteries form the anterior spinal artery?

These branches are derived from the vertebral artery, the ascending cervical artery, a branch of the inferior thyroid artery in the neck, the intercostal arteries in the thorax, and from the lumbar artery, iliolumbar artery and lateral sacral arteries in the abdomen and pelvis.

What artery provides blood supply to the anterior portion of the spinal cord?

In human anatomy, the anterior spinal artery is the artery that supplies the anterior portion of the spinal cord. It arises from branches of the vertebral arteries and courses along the anterior aspect of the spinal cord. It is reinforced by several contributory arteries, especially the artery of Adamkiewicz.

What are the 3 spinal arteries?

The arterial supply to the spinal cord is via three longitudinal arteries – the anterior spinal artery and the paired posterior spinal arteries. Anterior spinal artery – formed from branches of the vertebral arteries. They travel in the anterior median fissure.

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What does anterior spinal artery supply?

The anterior spinal artery is a major artery providing nutrient-rich blood supply to the entire spinal cord section except for the dorsal columns. This artery runs along the entire length of the spinal cord anastomosing with other arteries.

What is anterior spinal artery syndrome?

The anterior spinal artery syndrome refers to ischemic infarction of the spinal cord resulting from direct occlusion of the anterior spinal artery, artery of Adamkiewicz, or generalized hypoperfusion. It is associated with many other disease conditions or treatment complications.

What is the main blood supply to the lumbar spine?

The main blood supply to the spinal cord is via the single anterior spinal artery (ASA) and the two posterior spinal arteries (PSA). The anterior spinal artery is formed by the vertebral arteries which originate from the first part of the subclavian artery.

Can you live without a spinal cord?

The spinal cord is a column of nerves that connects your brain with the rest of your body, allowing you to control your movements. Without a spinal cord, you could not move any part of your body, and your organs could not function. This is why keeping your spine healthy is vital if you want to live an active life.

What artery Perfuses the anterior 2/3 of the spinal cord?

Anterior spinal artery (ASA)[1]: Runs the length of the spinal cord longitudinally along the anterior median fissure. Primary blood supply of anterior two-thirds of the spinal cord.

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