Physiology A 70-year-old man presents with regurgitation of food, dysphagia, halitosis, and a sensation of ‘lump in the throat’. A Pharyngeal pouch B Carcinoma esophagus C Diffuse esophageal spasm D Esophageal Dysmotility 💡 Explanation A 70-year-old man presents with regurgitation of food, dysphagia, halitosis, and a sensation of 'lump in the throat'. ✓ Correct Answer: A. Pharyngeal pouch