The main cause of increased blood How to exercising muscles is:
Ans. (b) Vasodilatation due to local metabolites(Ref: Guyton, 13th ed/p.1093)In exercising muscle, there is accumulation of local metabolites leading to vasodilation - This increases blood flow.
Raised blood pressure
Vasodilatation due to local metabolites
Increased sympathetic discharge to peripheral vessels
Increased heart rate
Heart, Circulation, and Blood