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
Blood in splanchnic area during exercise is decreased due to :
assistant
The correct answer is  A i.e. Venoconstriction with decreased blood flow During vigrous exercise, constriction of vessels in splanchnic organ, and decreased blood ' storage' in liver & other poion of splanchnic bed occursQ, which may increase the volume of actively circulating blood, perfusion the muscles by as much as 30%. Contraction of the capacitance vessels in the viscera can pump a litre of blood into the aerial circulation, in less than a minute.