Someone got an f last chance what is the function of the circulatory system? question 1 options: control the flow of oxygen in your body control the flow of nutrients in you body control the flow of blood in your body save question 2 (10 points) what is the function of the respiratory system? question 2 options: control the flow of oxygen in your body control the flow of nutrients in your body control the flow of blood in your body save question 3 (10 points) what is the function of capillaries? question 3 options: carry oxygen-rich blood to veins carry oxygen -depleted blood to veins pump oxygen through arteries save question 4 (10 points) true or false: when your are sleeping, your resting heart rate is about1 beat per second question 4 options: true false save question 5 (10 points) oxygen is stored in tiny sponge like sacs called question 5 options: aviary alveoli ravioli save