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Flash Cards

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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Term
Peristalsis   involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wavelike movements that push the contents of the canal forward.  
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Chemical Digestion   enzymes break down food into the small molecules the body can use.  
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Mechanical Digeston   refers to the physical breakdown of large pieces of food into smaller pieces which can subsequently be accessed by digestive enzymes  
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Cold Front   the boundary of an advancing mass of warm air, in particular the leading edge of the warm sector of a low-pressure system.  
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Warm Front   the boundary of an advancing mass of cold air, in particular the trailing edge of the warm sector of a low-pressure system.  
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Homeostasis   a relatively stable equilibrium between interdependent elements, esp. as maintained by physiological processes.  
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