Assignment To Eat or Not to Eat

Assignment To Eat or Not to Eat - Running head: TO EAT OR...

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Running head: TO EAT OR NOT TO EAT 1 To Eat or Not to Eat Kim Waddell PSY/240 January 8, 2011 Diane Pascoe
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TO EAT OR NOT TO EAT 2 To Eat or Not to Eat Hello, ladies, and gentlemen. My name is Doctor Kim Waddell but you may call me Kim. Today we will be exploring the physiological factors for hunger and satiety as well as taking a looking at some misconceptions regarding these issues. There will be plenty of time at the end of our session today for questions so as I talk about these issues; be thinking about some questions that you want to ask. I believe that is extremely important for each of you to understand the physiological factors and how the research on hunger and satiety is opening doorways for doctors all over the world. First, I want to start by talking about some common misconceptions regarding hunger and satiety. The most common belief is that hunger is caused by an empty stomach and that satiety is caused by feeling full. A study showed that even people who have had their stomachs removed still experience these feelings (Pinel, 2007). The most logical explanation for this would be that the gastrointestinal tract is the source of these feelings of satiety. Another interesting fact is that this same tract and the stomach release chemicals called peptides, which can interact with the hormones and neurons in the brain. There is a well-known peptide that is solely responsible for increasing appetites in the hypothalamus (Pinel, 2007). This recent discovery has established an interest in the hypothalamus’s role in hunger and satiety. An important concept to remember regarding this issue is that the hypothalamus controls energy metabolism not your actual eating. A second misconception about hunger and satiety is that our blood glucose levels affect our
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Assignment To Eat or Not to Eat - Running head: TO EAT OR...

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