For exercise, I would recommend yoga, or midsection stretches ,or if you want to drink a liquid, I would recommend a strong fruit juice such as Prune Juice or Grape Juice.
the answer is ingestion.
The parasympathetic nervous system increases digestive activity. It stimulates processes such as salivation, gastric secretion, and intestinal motility, promoting digestion and absorption of nutrients. This system is often referred to as the "rest and digest" system, as it helps the body conserve energy and focus on digestion during restful states.
Circulation to the digestive system increases to help the body digest food.
The sympathetic division of your autonomic nervous system (ANS) increases the activity of most bodily systems excepting the digestive and urinary. The layman's term for the sympathetic nervous system is the "fight-or-flight" nervous system. The parasympathetic nervous system is the other division of the ANS and is termed the "rest and digest" nervous system.
Primarily the nervous system can stimulate or inhibit the digestive system, but the adrenal system, the thyroid, and the reproductive system all also affect the digestive system.
stimulants
stimulant
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The most common type of video screening done on the digestive system is a colonoscopy which generally uses a CCD camera or fiber optics camera. X-ray and MRI can also be used to monitor activity in the upper GI tract.
Reproduction system, digestive system and the one i dont know the name of