Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[EX Q]: Question: The enteric nervous system provides intrinsic innervation, and the autonomic nervous system provides this? Answer: extrinsic innervation
[EX A]: layers: mucosa, submucosa, muscularis, and serosa. The enteric nervous system provides intrinsic innervation, and the autonomic nervous system provides extrinsic innervation.

[EX Q]: Question: What type of waste is eliminated from the body through the anus? Answer: solid
[EX A]: solid waste that remains after food is digested and is eliminated from the body through the anus.

[EX Q]: Question: Sublimation and deposition involve direct transitions between solid and gas without going through which state? Answer: liquid
[EX A]:
Sublimation and deposition involve direct transitions between solid and gas without going through the liquid state.