Central radiation of thalamus is the continuation of ______ ______ , and______ .
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The deep sensory pathway of the trunk and limbs is composed of three grade neurons. First neurons are ______ , second neurons are______ third neurons are______ .
The superficial sensory pathway of the trunk and limbs is composed of three grade neurons. First neurons are______ , second neurons are ______ , third neurons are______ .
The sensory pathways of the first neurons in the spinal ganglia are______ and______ .
The pyramidal system includes the ______ and the______ .