Question 18

(Multiple Choice)

All of the following are true of fiber tracts in the spinal cord except ________.


A) all axons within a tract relay information in the same direction
B) each tract carries sensory or motor information, but not both
C) axons of a single tract are relatively uniform in diameter and conduction speed
D) the tracts are randomly located with respect to the type of information carried
E) axons of a single tract are relatively uniform with respect to myelination

Answer