Memory ScienceVersión en línea People grow and change. por Janelle Ms. digest Adult teeth that take the place of baby teeth. saliva All people grow and change from: Muscle that pumps blood through your body. heart rate The liquid in your mouth that begins to break down food. breads, cereals, rice, pasta, fruits, vegetables, milk, cheese, meats, and beans Where liquid food moves after being in the stomach. sweets, fats, and oils Body parts that help you breathe the air you need to live. How fast or slowly your heart beats. It gets faster when you exercise. Permanent teeth Body parts that work to move your bones. The tube that takes food from your mouth into your stomach. The body part where food is broken down into a thick liquid. The break down of food to get the energy and nutrients. It holds up our body, gives it shape, helps us move, and protects parts inside our body. Healthy food choices: Foods that should be eaten in small amounts: Shows healthful food choices. baby --> child --> teenager --> adult --> grandparent