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Combination of processes which supply our body with the building materials and energy we need to live. |
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The process of breaking down food into nutrients that our body can use |
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The process by which we breathe in, or inhal, to obtain the oxygen our body needs, and we breathe out, or exhale. |
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Transport nutrients, oxygen and waste products throughtout the body |
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The elimination of waste products from the blood |
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Simple substances which provide the building materials and energy necessary for our body to grow and work |
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Consists of one long tube, called the digestive tube, and the helper glands |
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Consists of the air passegeways and the lungs |
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Consists of blood, blood vessels and the heart |
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Consists of the kidneys, the ureters, the bladder and the urethra |
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