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
A 49-year-old man with alcohol use disorder is brought to the emergency department immediately after two episodes of coffee-ground emesis. His pulse is 116/min and blood pressure is 92/54 mm Hg. Physical examination shows a distended abdomen with shifting dullness. Skin examination shows jaundice, erythematous palms, and dilated veins in the anterior abdominal wall. After fluid resuscitation, he is given a drug that decreases portal venous pressure. The drug works by inhibiting the secretion of splanchnic vasodilatory hormones as well as blocking glucagon and insulin release. This drug is a synthetic analog of a substance normally produced in which of the following cells?
assistant
D cells