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Definition
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Term
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Definition
| has a U-Shape with three finger-shaped diveritcula; opens ventrally into the intestine |
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Definition
| excretes digestive enzymes and performs other functions |
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Term
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Definition
| elongated into two or more loops and proceeds posteriorly along the ventral portion of the body cavity; absorbs nutrients |
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Definition
| opening used to discharge solid waste |
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Definition
| enclosed in a pericardial cavity and pumps blood to different parts of the body |
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Term
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Definition
| anterior, darker portion of the heart; receives blood to different parts of the body |
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Term
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Definition
| posterior, lighter portion of the heart; pumps blood to body |
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Term
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Definition
| covers and protest gills, regulates the flow of water over gills |
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Definition
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Definition
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Definition
| male (testes) - produces sperm cells, female (ovaries) - produce ova |
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Definition
| used to focus light into images |
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Term
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Definition
| central area where nerve impulses are carried |
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Definition
| concerned with sense of smell |
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Term
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Definition
| vision centers and main control center where sensory impulses are interrupted and motor responses are generated |
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Definition
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Term
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Definition
| sensory impulses carried to brain and motor responses are generated |
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Term
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Definition
| sensitive to vibrations in the water (similar to hearing) |
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Term
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Definition
| stabilization during swimming and sometimes assists in steering |
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Term
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Definition
| stabilization during swimming and sometimes assists in steering |
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Term
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Definition
| main swimming force (forward) |
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Term
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Definition
| stabilization during motion |
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Term
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Definition
| aids in stabilizing the fish |
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Term
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Definition
| used primarily for balancing the body at rest and steering during swimming |
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Term
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Definition
| movement by contracting and relaxing of fibers |
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Term
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Definition
| fills with oxygen and in some fishes is open to the pharynx, closed sac serves as a means of maintaining the fish at one or more pressure levels throughout the sea by secretion and absorption of gases |
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