1 The right side of the heart receives oxygen-poor blood from body tissues and pumps it to the lungs where it picks up oxygen and gets rid of carbon dioxide. 2  The blood vessels that carry blood to and from the lungs form the pulmonary circuit.
According to the Dietary Guidelines for Americans 2015-2020, a healthy eating plan: 1  Emphasizes fruits, vegetables, whole grains, and fat-free or low-fat milk and milk products. 2  Includes lean meats, poultry, fish, beans, eggs, and nuts. 3  Is low in saturated fats, trans fats, cholesterol, salt (sodium), and added sugars.
1 Grains, vegetables, fruits, low-fat and fat-free milk products, lean protein foods (meat, chicken, fish, eggs and beans), and heart-healthy fats are all part of a healthy eating plan. 2  Account for all foods and beverages consumed and assess how they fit within a total healthy eating pattern.