What are the two main components of the nervous system? a. the brain nervous system and the spinal cord nervous system b. the parasympathetic nervous system and the brain nervous system c. the cranial nervous system and the parasympathetic nervous system d. the central nervous system and the peripheral nervous system select the best answer from the choices provided a b c d

the answer is A

Explanation:

Explanation:

The nervous system can be defined as the electrical wiring of the body.

Specifically, the nervous system is formed by two parts: the central nervous system and the peripherial nervous system.

The central nervous system is formed by the brain, the spinal cord and nerves.

The peripherial nervous system is formed by sensory neurons, ganglia and nerves, which connects the central nervous system with the peripherial.

Therefore, the right answer here is D.

death, cancer and other harmful things to the body

explanation:

what effect does exercise have on the nervous system?

the answer is c.