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Systems

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Each alveolus is surrounded by a network of   cappillaries  
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Which type of muscle is found only in the heart?   caridiac muscle  
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Exercise is important for muscles because it   helps maintain strength and flexibility.  
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How do pairs of skeletal muscles work together?   While one muscle in the pair contracts, the other returns to its original length.  
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Enzymes in saliva break down food in which process?   chemical digestion  
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Which type of human body tissue can contract or shorten?   muscle tissue  
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One of the main roles of the skeletal system is   to support and protect the body  
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What is a group of organs that work together to perform a major function called?   system  
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Which type of tissue carries impulses back and forth to the brain from the body?   nervous tissue  
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Created by: Glendening
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