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hunger
| Question | Answer |
|---|---|
| biological causes | -hormones -pituitary gland helps metabolism, controls endocrine system |
| hormones | ghrelin, leptin -both hormones send info to hypothalamus |
| ghrelin | "hunger hormone" released in stomach when empty |
| leptin | "satiely" produced by fat cells- and eliminates hunger |
| hypothalamus | |
| pituitary gland | helps metabolism, controls endocrine system |
| psychology of hunger | external eating cues, cultures |
| external eating cues | signals and cues -classical conditioning (ex: smell) -time -stress |
| cultures | -eat more with others -portions -variety (buffets) |