This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': 'Which of the following parasite does not enter into the body by skin penetration : \nSelect and explain. \nA. Dracunculus, B. Necatar Americana, C. Ancylostoma duodenale, D. Stronglyoides', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e. Dracunculus Dracunculus enters the body through ingestion of Cyclops along with water.Mode of entry of intestinal nematodes:* Ingestion of eggs-Ascaris & Trichuris trichiura* Skin penetration by 3rd stage larva-Ancylostoma duodenale* Ingestion of uncooked meat-Necator Americana Strongyloides stercoralis Trichinella spiraliscarrying the larva * Mode of entry of tissue nematodes:* Dracunculus-Drinking water containing cyclops* W. bancrofti-Mosquito bite* B. Malayi-Mosquito bite* Loa - Loa-Deerflies* Onchocerca volvulus-Blackfly", 'role': 'assistant'}]