The deep sensory pathway of the trunk and limbs is composed of three grade neurons. First neurons are ______ , second neurons are______ third neurons are______ .
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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______ .
About the deep sensory pathway of trunk and limbs, which of the following statements are true()
A. Second neurons are gracile and cuneats nuclei
B. Most of the fibers cross through the anterior white commissure to the contralateral anterolateral cord and run upward
C. Third neurons are ventroposterolateral nucleus
D. Pass through anterior limb of internal capsule
E. The fibers crossing in spinal cord