1) what is the function of the heart? a) pumps blood through the body. b) bring in oxygen and remove carbon dioxide. c) protect the heart and lungs. d) carries food from the mouth to the stomach. 2) what is the function of the Lungs? a) pumps blood through the body. b) bring in oxygen and remove carbon dioxide. c) protect the heart and lungs. d) carries food from the mouth to the stomach. 3) what is the function of the Ribs? a) carries food from the mouth to the stomach. b) pumps blood through the body. c) bring in oxygen and remove carbon dioxide. d) protect the heart and lungs. 4) what is the function of the Esophagus? a) pumps blood through the body. b) bring in oxygen and remove carbon dioxide. c) protect the heart and lungs. d) carries food from the mouth to the stomach.

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