motor tracts

Question 1

lateral corticospinal tract

origin/destination/decussation

Answer 1

primary motor cortex
skeletal muscles of upper lower limbs
medullary pyramids

Question 2

anterior corticospinal tract

origin / dest / decussation

Answer 2

primary motor cortex
spinal cord (at exit level)
muscles of neck shoulder and trunk

Question 3

corticobrainstem tract

origin / dest / decussation

Answer 3

primary motor cortex
face tongue larynx
pharynx

variable

Question 4

vestibulospinal tract

origin / dest / decussation

Answer 4

vestibukar nuclei in the medulla
extensor muscle groups
remains ipsilateral

Question 5

rubrospinal tract

origin / dest / decussation

Answer 5

red nucleus in the midbrain
flexor muscles in the limbs
mid brain

Question 6

meduallary reticulospinal tracts lateral

origin / dest / decussation

Answer 6

Medullar reticular formation

ipsilateral

Question 7

pontine (medial) reticulospinal tract

origin / dest / decussation

Answer 7

pontine RF
axial and limb muscles
remains ipsi

Question 8

reticulospinal tracts as a whole

origin / dest / dec

Answer 8

RF
extensor muscles
ipsi