Question

the ____________ is the part of the peripheral nervous system that carries messages between the central nervous system and the internal organs.
sympathetic division
somatic nervous system
autonomic nervous system
parasympathetic division

Explanation:

The autonomic nervous system is part of the peripheral nervous system and is responsible for carrying messages between the central nervous system and internal organs, regulating involuntary functions like heart - rate, digestion etc. The sympathetic and parasympathetic divisions are parts of the autonomic nervous system. The somatic nervous system is involved in voluntary control of skeletal muscles.

Answer:

C. autonomic nervous system