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Functional Neuroanatomy Exam 2 With Questions And 100% SURE ANSWERS
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Functional Neuroanatomy Exam 2 With Questions And 100% SURE ANSWERS
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Functional Neuroanatomy Exam 2 With Questions And 100% SURE ANSWERS
Practice questions for this set
, Terms in this set (83)
function of PCML pathway sensory (vibration, joint position, fine touch)
function of anterolateral pathway sensory (pain, temperature, crude touch)
somatosensory pathway site of origin peripheral nervous system
!st: dorsal root ganglion
2nd: medulla
PCML pathway sites of neurons
3rd: VPL in thalamus
4th: primary somatosensory pathway
!st: dorsal root ganglion
2nd: dorsal horn
anterolateral pathway sites of neurons
3rd: VPL in thalamus
4th: primary somatosensory pathway
what is present in the spinal cord decussation for anterolateral pathway
1) cuneate/gracilis fasiculi and nuclei for PCML
what is present in the medulla
2)decussation for PCML
what is present in the thalamus VPL posterior for both anterolateral and PCML pathways
-bellybutton up
cuneate fasiculus
-synapses onto cuneate nuclei in the medulla
-bellybutton down
gracile fasiculus
-synapses onto the gracile nuclei in the medulla
PCML decussation internal arcuate (axons traveling up are the medial leminscus pathways)
1) spinothalamic
3 anterolateral pathway tracts 2) spinoreticular
3) spinomesencephalic
Functional Neuroanatomy Exam 2
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