If you are a resilient you have the ability to?

Maintaining a healthy weight allows the respiratory system to work more effectively because a. oxygen is being delivered more adequately. b. the heart does not have to pump as forcefully. c. the capillaries are constricted. d. the lung capacity allows for small amounts of air.

What evidence can you use to prove that different nerves carry information from the fingertips to the brain?

Ireally need to know this answer asap