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When the Quadriceps Muscle Extends the Lower Leg in the Patella

Question 48

Multiple Choice

When the quadriceps muscle extends the lower leg in the patella reflex,what is occurring in the motor neuron to produce an action potential?


A) Influx of sodium and efflux of potassium
B) Influx of sodium and efflux of calcium
C) Influx of potassium and efflux of sodium
D) Influx of both sodium and potassium
E) Efflux of both sodium and potassium

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