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dog

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Question
Answer
the cells of the human body need what to survive?   oxgen  
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what dose the cells of your body need these to survive   nutrens  
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the tube that connects to the mouth to the stomach is?   esophagus  
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when you inhale you you breathe is   oxgen  
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the two spongy bags in your chest are   lungs  
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when you exhale you breath out   carbon dioxide  
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the number of times a person inhales in one minute is your what   breathing rate  
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this substance begins the chemichal break down of food is   saliva  
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this helps the movement of food through the digestive system is   peristalsis  
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what is the prosses of food   digestive system  
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