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Bob Jones Life Science - Chapter 13

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Question
Answer
vertabrate   An animal in the subphylum Vertebrata that has a backbone  
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endoskeleton   An internal skeleton found in vertebrates and usually made of cartilage and bone  
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bone   The connective tissue that forms part of the strong supporting structure of vertebrates  
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cartilage   A flexible supporting tissue that makes up part or all of some animals' skeletons  
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endothermic   Able to maintain a constant body temperature by internal means; warm-blooded  
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actothermic   Not able to maintain a constant body temperature by internal means; cold-blooded  
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oxygenated blood   Blood that carries an abundant amount of oxygen  
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deoxygenated blood   Blood that contains little oxygen  
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gill   A respiratory structure in fish and other aquatic organisms that exchanges oxygen and carbon dioxide in the water  
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lung   An organ that exchanges gases between the atmosphere and the blood  
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diaphragm   The part of a microscope that regulates the amount of light that passes through a specimen; the muscle that separates the thorax from the abdomen in mammals and humans and that aids in breathing  
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central nervous system   The part of the nervous system consisting of the brain and spinal cord  
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peripheral nervous system   The part of the nervous system consisting of sensory receptors, sensory organs, and the nerves that connect to the central nervous system  
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stomach   A saclike portion of the digestive tract that performs mechanical and chemical digestion  
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small intesting   The long, tubular organ in which most of the digestion and absorption of food occurs  
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liver   The organ that produces bile, helps regulate substances in the blood, and stores vitamins and minerals  
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large intestine   The part of the digestive tract that extends from the end of the small intestine to the anus and absorbs water and minerals  
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berbivore   An organism that eats plants  
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carnivore   An organism that eats other animals  
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omnivore   An organism that eats both plants and animals  
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kidney   An organ found in most vertebrates that filters wastes form the blood  
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