Simulation of appetite occurs mostly from external cues.
Appetite can simply be defined as the want/desire to take a large amount of food into the body. When you abstain from food from a long time, the boy gets the urge to eat food. This urge can also be know as appetite, it makes us consume food till the stomach is filled up. Sometimes some appealing food can increase one's appetite even when the person is not hungry.
Appetite can be increased by external cues such as the taste and the smell of food.
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https://brainly.com/question/20559769?referrer=searchResults
