What effect does exercise have on the nervous system? a. prolonged exercise degenerates the nervous system. b. increased blood flow reduces nerve sensitivity. c. repetitive motion develops nerves and nerve endings. d. higher body temperature impairs nerve message transmissions.

B.

Explanation:

Exercise brings with it various benefits to an individuals health. As you exercise the stress that you put on your body causes your heart to pump faster. This allows for an increased amount of blood to flow through your body which also reduces your nerve sensitivity. Another benefit of exercise is that it increases the production of new neurons within the brain.

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