USPS - Post Office - RENSSELAER, Indiana (mail package delivery courier ) - Location & Hours.
Making the world better, one answer at a time. Red blood cells are found in arteries, veins, ventricles, and the heart. If red blood cells are found outside of these areas, there is usually a problem.Veins and arteries are found all around the body. Ventricles are found in the heart.aking the world better, one answer at a time. Red blood cells are found in arteries, veins, ventricles, and the heart. If red blood cells are found outside of these areas, there is usually a problem.
Red blood cells transport oxygen. Every second, 2-3 million RBCs are produced in the bone marrow and released into the circulation. Also known as erythrocytes, RBCs are the most common type of cell found in the blood, with each cubic millimeter of blood containing 4-6 million cells.very second, 2-3 million RBCs are produced in the bone marrow and released into the circulation. Also known as erythrocytes, RBCs are the most common type of cell found in the blood, with each cubic millimeter of blood containing 4-6 million cells.