Starlings law states that if there is increased venous return, there will be greater diastolic filling of the heart, greater cardiac muscles stretch, which will result in?
A. a lower force of contraction
B. a smaller ejection fraction
C. a large amount of blood pumped around the body at speed
D. a higher force of contraction
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What process will occur at the capillaries to increase blood flow to working muscles during exercise?
A. vasoconstriction
B. vasodilation
C. vaso-open
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