Ascending Tracts

Question 1

Fasciulus cuneatus (posterior or dorsal column)

Answer 1

sensory tract for trunk, neck, and UE proprioception, vibration, two point discrimination, and graphesthesia

Question 2

Fasciculus gracilis (posterior or dorsal column)

Answer 2

sensory tract for trunk and LE proprioception, two point discrimination, vibration, and graphestesia

Question 3

Spinocerebellar tract (dorsal)

Answer 3

sensory tract that ascends to cerebellum for ipsilateral subconscious proprioception, tension in muscles, joint sense, and posture of the trunk and LE

Question 4

Spinocerebellar tract (ventral)

Answer 4

sensory tract that ascends to cerebellum, some fibers crossing with subsequent recrossing at level of pons for ipsilateral subconscious proprioception, tension in muscles, joint sense, and posture of the trunk, UE and LE

Question 5

Spino-olivary tract

Answer 5

ascends to the cerbellum and relays information from cutaneous and proprioceptive organs

Question 6

Spinoreticular tract

Answer 6

afferent pathway for reticular formation that influences level of consciousness

Question 7

Spinothalamic tract (anterior)

Answer 7

sensory tract for light touch and pressure

Question 8

Spinothalamic (lateral)

Answer 8

sensory tract for pain and temperature sensation