Hunger Games Part Two: Hormonal Hormones

thefitcoach

This is part two of the multi-part Hunger Games series. Check out part one here.

Ghrelin, as mentioned before is made by cells in the stomach and released in the bloodstream in ever-increasing amounts before meals. The longer one goes between meals, the more ghrelin will be released and the more stimulation there will be for hunger. Directly after a meal ghrelin drops off. Ghrelin acts on the hypothalamus on both the agouti-related protein and neuropeptide Y releasing cells, showing the redundancy and important nature of its activity there. It also acts directly on the stomach and modifies the stomach’s sensitivity to distension. In allowing the stomach to become more distended by desensitizing the vagus nerve, which is responsible for sensing the fullness of the stomach, it allows for higher amounts of food to be taken in.

Since ghrelin induces a person to eat it might be easy to…

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Categories: Travel Health

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