______ nerves carry messages from the sense organs to the brain or spinal cord only while_______ nerves carry messages from the brain or spinal cord to the organs only.
A Mixed, Sensory
B Motor, Mixed
C Sensory, Motor
D Motor, Sensory.
The answer should be c. We have three types of nerves: motor nerves that carry messages from brain or spinal cord to motor organs only, sensory nerves that carry messages from sensory organs to spinal cord or brain only and mixed nerves that carry messages to and from both sides.