Exam 56: Blood Trematodes

An egg of the organism of S.mansoni is isolated from the feces of an adult man who has been traveling in Africa.An unoperculated egg with a large lateral spine is recovered.The patient is administered the standard dose of praziquantel;however,his infection does not improve.Which one of the following statements explains this discrepancy?

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Question 1

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Rodents,marsupials,and nonhuman primates are all reservoirs for which Schistosoma species?

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Question 2

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A large lateral spine is characteristic of which Schistosoma egg?

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Question 3

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The only intermediate host required in the life cycle of blood flukes is a:

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Question 4

The eggs of the blood fluke Schistosoma haematobium range from 110 to 170 µm long by 40 to 70 µm wide and have a sharp,pointed terminal spine.In which specimen is this organism most likely found?

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Question 5

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Exam 56: Blood Trematodes

Rodents,marsupials,and nonhuman primates are all reservoirs for which Schistosoma species?

A large lateral spine is characteristic of which Schistosoma egg?

The only intermediate host required in the life cycle of blood flukes is a:

The eggs of the blood fluke Schistosoma haematobium range from 110 to 170 µm long by 40 to 70 µm wide and have a sharp,pointed terminal spine.In which specimen is this organism most likely found?

Microbial Taxonomy

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Laboratory Safety

Specimen Management

Role of Microscopy

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Nucleic Acid-Based Analytic Methods for Microbial Identification and Characterization

Overview of Immunochemical Methods Used for Organism Detection

Principles of Antimicrobial Action Resistance

Laboratory Methods and Strategies for Antimicrobial Susceptibility Testing

Staphylococcus, Micrococcus, and Similar Organisms

Streptococcus, Enterococcus, and Similar Organisms

Bacillus and Similar Organisms

Listeria Corynebacterium and Similar Organisms

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Sphingomonas Paucimobilis and Similar Organisms

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