High blood glucose, also called blood sugar, can harm your baby during the first weeks of pregnancy, even before you know you are pregnant. If you have diabetes and are already pregnant, see your doctor as soon as possible to make a plan to manage your diabetes.
These are the only veins in the body that carry fresh, oxygenated blood. Blood leaves the heart from the left ventricle through the artery called the aorta. The aorta has several branches into other arteries that are carrying blood away from the heart and to the body tissues.
The carotid arteries are two large blood vessels located toward the front of the neck that carry blood to the brain. Blood reaches the carotid arteries by traveling from the heart and passing through a large artery called the aorta. Then the blood moves through the carotid arteries to the brain.