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Lab 4 - animal 11 The heart is on the_dorsal side of the...

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Lab 4: Representative Invertebrates 1. Crayfish are in the phylum _arthropoda____________. 2. Crayfish are in the class ___crustacea____________. 3. In a few words describe the following anatomical terms: Anterior, Posterior, Dorsal, Ventral, Medial, Lateral, Proximal, Distal (each term would only be one quiz question. 4. The hard shell on the outside of the crayfish is called the _carapece________. 5. The outside of the crayfish is made primarily of _chitin____________. 6. The body of the crayfish is made of two major regions, the __cephalothorax__________ and the abdomen. 7. The crayfish does not have veins or capillaries. Blood flows into sinuses. This is called an ____open___________ circulatory system. 8. The gills are located under the ___________________. 9. The gills are feathery or finely dissected to ____________________________ _________________________________. 10. The main nerve cord runs on the _ventral__________________ side of the
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Unformatted text preview: animal. 11. The heart is on the ____dorsal___________________ side of the animal. 12. The green glands excrete _____nitrogenous waste____ through the __nephridiopores________________________. 13. The cerebral ganglion is the ____brain_____________ of the crayfish. 14. In the Paramecium digestion lab, methyl cellulose is added to yeast culture._____ 15. The Paramecium eat yeast cells that are stained with _Congo_________ ___Red________. 16. The stain changes color in response to a change in ___pH_________________. 17. The food passes through the Paramecium contained in _vacoule___________ which circulate in the cell. 18. Undigested food leaves the Paramecium through the ___anal_______ _pore_________. 19. Food enters the Paramecium through the ____oral_________ _groove____________. 20. Food and water are swept by cilia into the end of the _buccal__cavity_________ where food vacuoles form....
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