Chapter 15 Crossword
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
 
 
Down: 1) the last section of the digestive system, where water is absorbed into the blood and the remaining material is eliminated from the body2) the amount of energy to raise the temperature of one gram of water by one degree celsius3) a flap of tissue that seals off the windpipe and prevents food from entering6) large organic molecule made of carbon, hydrogen, oxygen, nitrogen and sometimes sulfur7) a protein that speeds up chemical reactions in a living thing9) the body's largest organ; produces bile, breaks down medicines, and helps eliminate hydrogen from the body10) a value that shows how the nutritional content of one serving of food fits into the diet of a person who consumes 2,000 calories a day11) a substance produced by the liver that breaks up fat particles13) the process by which the body breaks down food into small nutrient molecules14) a thick, slippery substance produced by the body16) the process by which nutrients pass from the digestive system into the blood17) involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system19) a nutrient that is needed by the body in small amounts not made by living things23) the fluid released when the mouth waters that plays a part in mechanical and chemical digestion24) a sugar that is the major source of energy for the body's cells27) energy-containing nutrients that are composed of carbon, hydrogen, oxygen Across: 4) a small molecule that is linked chemically to other amino acids to form proteins5) a muscular tube that connects the mouth to the stomach8) plural-villi tiny finger-shaped structures that cover the inner surface of the small intestine and provide a large surface area through which digested food is absorbed12) guidelines for the amounts of nutrients needed daily15) an energy-rich organic compound made of the elements carbon, hydrogen, oxygen18) a J-shaped, muscular pouch located in the abdomen20) the part of the digestive system in which most chemical digestion takes place21) a substance in food that provides the raw materials and energy the body needs to carry out essential processes22) a triangular organ that lies between the stomach and small intestine24) the organ that stores bile after it is produced25) a molecule that acts as a helper in a variety of chemical reactions within the body26) the end of the large intestine where waste material is compressed into a solid form before being eliminated28) a muscular opening at the end of the rectum through which waste material is eliminated from the body
 

 

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