Which organism commonly serves as the intermediate host for Fasciola hepatica?
Correct answer: D. Freshwater lymnaeid snail
- A. Hard tick
- B. Terrestrial earthworm
- C. Freshwater fish
- D. Freshwater lymnaeid snail
Explanation
Fasciola hepatica develops through freshwater lymnaeid snails before infective metacercariae attach to aquatic vegetation. Fish, earthworms, and ticks are not the usual intermediate hosts for this liver fluke.
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Covers the recognition, diagnosis, prevention and medical treatment of diseases affecting domestic animals, including infectious, metabolic, nutritional, toxic and organ-system disorders. It links history taking, physical examination, clinical signs, laboratory findings and differential diagnosis with appropriate therapy and herd or flock control.
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