Eating when we are hungry

اسعار سبائك الذهب في السعوديه Scientists in America at the Northwestern University in Chicago have found that our brain lights up when we see sugary treats. Studies carried out recently have reported that when hungry people were presented with a picture of a Krispy Kreme doughnut or a screwdriver, two distinct parts of the brain became active.

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enter site Volunteers were shown the pictures whilst functional magnetic resonance imaging (fMRI) brain scans were carried out to identify the parts of the brain that became active.

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تداول الأسهم اليوم The volunteers were first fed a substantial amount of food so they weren’t hungry, a picture of a doughnut and screwdriver were shown to them but neither image caused a reaction.

follow link The volunteers were then asked to fast for eight hours, and the same experiment was carried out. This time however the reaction was different.


الخيارات الثنائية قانونيا فينا First the limbic system (responsible for fleeing, fighting, feeding and sexual behaviour), became significantly active and detected that food was available and that the body was hungry.

go to link The second part of the brain to become more alert was the brain’s spatial attention network, this detected that the food was more important than the screwdriver. Its role is to detect what is important in our environment to help us to function.

الخيارات الثنائية إشارات أوروبا This research helps us to further understand the parts of the brain and how they all interconnect and have different roles to play in maintaining our survival. اسعار الاسهم في دبي One of the researchers of the study Dr Aprajita Mohanty, said: "There's a very complex system in the brain that helps to direct our attention to items in the environment that are relevant to our needs, for example, food when we are hungry but not when we are full."

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