LAB 1 DEMOS

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A. Given the dorso-ventral compressed shape, the oral and ventral sucker:

Kingdom:

 

Phylum:

 

Class:

 

 

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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.