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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.
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The instillation of markers in the large intestine is used to evaluate transit time in the large intestine and diagnose motility disorders. In healthy subjects, dwell-times for instilled markers in the large intestine are greatest in the:
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The correct answer is  Ans. D. Transverse colonObservations on the transit of markers after instillation in the human cecum show that the markers remain for the longest time in the transverse colon. Transit is significantly faster in the other parts of the large intestine.