21. The glossopharyngeal nerve as noted above is a mixed nerve consisting of both sensory and motor nerve fibers. 22. He then differentiated between the function of the sensory and motor nerves , and linked them to the brain. 23. However, the nerves can not possibly transform from fast motor nerves into slow motor nerves and vice versa. 24. It is solely a motor nerve . 25. However, the nerves can not possibly transform from fast motor nerves into slow motor nerves and vice versa. 26. Polio attacks the motor nerve cells of the spinal cord, which control movement in the extremities and throat. 27. Sperry crosswired the motor nerves of rats'legs so the left nerve controlled the right leg and vice versa. 28. The Hox gene also has been shown to play a part in the formation of the cranial motor nerves . 29. The sensory component receives input from the sensory organs while the motor nerves control the tube feet and musculature. 30. Pathologic atrophy of muscles can occur with diseases of the motor nerves , or diseases of the muscle tissue itself.
