Types of arteries and veins. There are two types of arteries in the body: Pulmonary and systemic. The pulmonary artery carries deoxygenated blood from the heart, to the lungs, for purification while the systemic arteries form a network of arteries that carry oxygenated blood from the heart to other parts of the body.
Eating food within 9 to 12 hours before the test will not affect the HDL or total cholesterol test results, but it may affect the test results for triglycerides and LDL. If you need to take medicines, you may take them with a small amount of water on the morning of your test.
If you are aware of your cardiovascular health, you should avoid those foods. If you have been used to avoiding those foods, donât eat them before you undergo the test because triglycerideâs sensitivity to the content of those foods may render the test result inaccurate. Those foods may boost your cholesterol level.