anatomy and location of the sensory or motor nerve root or ganglion of the spinal cord. a doctor, teacher, or scientist demonstrat

anatomical anatomy back camera canal caucasian compression cord demonstrate diagnosis diagnostic doctor focus ganglion herniation hypoesthesia impingement inflammatory injury irritated location loss lower lumbosacral mechanical model motor neck nerve neuralgia numbness organ pain paresthesia pathology person pressure radicular radiculopathy reaction root scientist sensory soreness spinal structure symptom teacher tingling treatment