Blood leaves the left ventricle through an artery known as the

Aorta

Explanation:

Aorta is largest artery located in the human circulatory system.

When blood leaves the aortic valve, the largest artery carries oxygenated blood from the heart to other part of the body.

The aorta has three main layers

(A) The inner layer (or intima)

(B) The middle layer (or media)

(C) The outer layer (or adventitia)

Aorta is very important artery in the circulatory and prerequisite for blood transfer in the body.