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Because when you smell food it sends a signal up to your brain and that alerts you that you are now hungry. For some people it is a mind set thing. When they smell food they automatically think they are hungry, or need food.
Wiki User
ā 12y ago
Wiki User
ā 13y agoYour nose smells food
Your brain realizes that the smell is food
Your brain prepares the body for the food by producing saliva in the mouth, regardless of whether or not you are going to eat the food.
In other words, your brain is prapareing your body to eat the food.
Wiki User
ā 13y agoWhen you see food your brain anticipates that you will be eating soon and therefore starts the process of digesting food by releasing the primary digestive juices in the form of saliva from the main saliva glands under your tounge.
Wiki User
ā 14y agobecause your tase bud smell it and they know you are going to eat it
Wiki User
ā 11y agoYou imagine what the food tastes like and your saliva glands produce saliva in anticipation for eating the food.
Wiki User
ā 12y agobecause its creating sliva
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What reflex action occur when you are hungry and smell cooking food?
your stomach grumbles
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is
