This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
Crab is the intermediate host for - 
Select and explain. 
A. Clonorchis sinensis, B. Paragonimus westermani, C. Fasciola hepatia, D. Schistosoma hematobium
B: Paragonimus westermani
Answer: B: Paragonimus westermani 
Explanation: oriental lung fluke Definitive host- man ,cat ,dog ,fox, tiger, leopard,monkey First intermediate host- a fresh water snail Second intermediate host- crayfish or a crab ( refer pgno:131 baveja 3 rd edition)