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NWHSU NOT MASH CNS 1 lesion questions

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Question
Answer
Bilateral segmental loss of pain is the result of damage to what region?   central canal of spinal cord  
Bilateral segmental loss of pain is the result of damage to what tracts?   crossing fibers of the lateral spinothalamic on each side  
Unilateral loss of pain is the result of damage to   substantia gelatinosa or dorsal root ganglia or lateral funiculus  
Unilateral loss of conscious proprioception but not pain is the result of damage to   dorsal column  
No loss of conscious proprioception or pain is the result of damage to   ventral horn  
What tract carries IPSILATERAL information about fine touch, pressure, vibration sensation and concious proprioception at T6 and below   fasciculus gracilis  
What tract carries IPSILATERAL information about fine touch, pressure, vibration sensation and concious proprioception at T6 and above   fasciculus cuneatus  
A lesion of what tract would affect gait   Dorsal spinocerebellar  
What tract transmits IPSIlateral signals from muscle spindles and Golgi tendon organs in lower limbs   Dorsal spinocerebellar  
What tract transmits IPSIlateral signals from muscle spindles and Golgi tendon organs in upper limbs   Cuneocerebellar  
What tract transmits CONTRAlateral signals from only Golgi tendon organs in lower limbs   Ventral spinocerebellar  
What tract transmits IPSIlateral signals from only Golgi tendon organs in upper limbs   Rostral spinocerebellar  
What tract transmits CONTRAlateral signals for discriminative pain, temperature, and simple tactile sensations   NeoSpinothalamic - Direct  
What tract transmits arousal emotional components of pain   Indirect: Paleospinothalamic, Spinoreticular, Spinomesencephalic  
What tract controls voluntary movements of both contralateral upper and lower limbs   Corticospinal tract  
What tract facilitates CONTRAlateral flexor motor neurons and inhibit extensor motor neurons   Rubrospinal tract  
What tract facilitates IPSIlateral extensor motor neurons and inhibit flexor motor neurons   Lateral vestibulospinal  
What tract directs head movements in response to visual and auditory stimuli   Tectospinal  
What tract directs head movements in response to posture   Medial vestibulospinal  
   


   





 
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Created by: AnatomyMash on 2013-05-12



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