system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Largest protozoan is?
assistant
The correct answer is  ANSWER: (B) Balantidium coliREF: Jawett's 24th edition Section VI. Parasitology > Chapter 46-Medical Parasitology"Balantidium coli, the cause of balantidiasis or balantidial dysentery, is the largest intestinal protozoan of humans"