LAB 1 DEMOS
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A. Given the dorso-ventral compressed shape, the oral and ventral sucker:
B. Trematode eggs do not always float in a salt solution (they are too heavy, i.e. specific gravity greater than 1.2). A direct smear may find them if they are numerous, however, the best answer (the correct answer) is to use a sedimentation technique which provides some concentration of the eggs, thus, use the ETHYL ACETATE SEDIMENTATION TECHNIQUE.