Arterial blood vessel and Coronary artery

Arterial blood vessel noun - A blood vessel that carries blood from the heart to the body.

Coronary artery and arterial blood vessel are semantically related. In some cases you can replace phrase "Coronary artery" with "Arterial blood vessel", this phrases are similar.

Coronary artery noun - The artery that branches from the aorta to supply blood to the heart.

Arterial blood vessel and coronary artery are semantically related. You can use "Arterial blood vessel" instead a noun phrase "Coronary artery".