This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Circulation (Blood flow, Blood Pressure, Regional Circulation, Cardiovascular changes during exercise), Subject name: Physiology
[{'content': 'Blood in splanchnic area during exercise is decreased due to: \nSelect and explain. \nA. Venoconstriction with decreased blood flow, B. Venodilation with decreased blood flow, C. Venodilation with increased blood flow, D. Venodilation with normal blood flow', 'role': 'user'}, {'content': 'Answer: A \nExplanation: During exercise venoconstriction in splanchnic vessels dive the blood from splanchnic to skeletal muscle', 'role': 'assistant'}]