What is the cardiac output if the heart rate is 115 beats/minute and the stroke volume is 95 mL/beat?
A. 10,529 mL/min
B. 10,925 mL/min
C. 1.21 mL/min
D. 210 mL/min
Answer: B
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The speed of contraction of skeletal muscle is related to:
A. the oxidative capacity of the skeletal muscle fiber B. the myosin ATPase activity of the skeletal muscle fiber C. the level of ?-adrenergic stimulation D. the rate of Ca++ extrusion from the skeletal muscle fiber E. the level of myosin light-chain phosphorylation within the muscle fiber
The resting membrane potential of a typical nerve cell is about ____________________ millivolts
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