Name the blood vessel that delivers blood to the muscles of the heart.

Blood leaves the left ventricle through the aortic valve and enters the aorta, the largest artery in the body. Blood then flows from the aorta into the branches of many smaller arteries, providing the body's organs and tissues with the oxygen and nutrients they need.
Hopefully that's right☝
So sorry if it's not
I have a lot of health issues, so I go to the doctor quite often.. I'll be surprised if it's the wrong answer.
please tell me when you figure it out ;-)

Plasma with a clotting factor removed.

Conjunctival membrane;