MasteringAandP: Chapter 13 - Google Chrome Secure https//session.masteringaandp.

Question

MasteringAandP: Chapter 13 - Google Chrome Secure https//session.masteringaandp.com/myct/itemView?assignmentProblemID 101230004 Chapter 13 Essentials Figure: The Crossed Extensor Reflex 2013 Below is a picture of the patellar tendon reflex arc. Use this figure to answer the following question in the coaching activity Action potential travels through Sensory neuron Muscle spindle stretches and fires. spinal Tap to tendon stretches lower leg forward. stays relaxed, allowing extension of leg (reciprocal inhibition) 5:33 PM 2/26/2018 2

Explanation / Answer

STIMULUS - STRETCH OF THE MUSCLE

RECEPTOR- MUSCLE SPINDLE

AFFERENT NEURON- ACTION POTENTIAL TRAVELS THROUGH SENSORY NEURON

INTEGRATOR- SYNAPSE OF SENSORY NEURON IN SPINAL CORD

TARGET- QUADRICEPS MUSCLE

RESPONSE-CONTRACTION OF QUADRICEPS

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