Multiple choice

Which of the following laws is/are associated with the fact that anterior spinal nerve roots contain only motor fibres and posterior roots contain only sensory fibres?

  1. Magendie's law

  2. Bell's law

  3. Both (1) and (2)

  4. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This law was given by both Bell and Magendie.  The anterior spinal nerve roots contain only motor fibers and posterior roots only sensory fibers and that nerve impulses are conducted in only one direction in each case.