Homework Questions for Motivation (Modules 37-40).docx

Module 38 hunger motivation pp 396 405 1 explain how

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Module 38: Hunger Motivation (pp. 396-405) 1. Explain how Cannon and Washburn’s work established one factor that pushes or drives hunger. Walter Cannon actively swallowed a balloon which was attached to a recording device and he timed his stomach contractions. He and Washburn observed that Cannon’s stomach contractions was similar with the hunger pangs that he experienced. 2. Use Figure 38.4 and the text to complete the chart. Appetite Hormone Location of Secretion Effect on Hunger Insulin Pancreas Controls blood glucose. Ghrelin Stomach Sends hunger signals to the brain.
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Orexin Hypothalamus Triggers conscious hunger. Leptin Fat cells Makes the brain increase metabolism and decrease hunger. PYY Digestive tract hormones Sends not so hungry neural signals to the brain. 1. What role do set point and metabolism play in obesity? Once we become significantly overweight , we require less food to maintain our weight than we did to attain it. Typically, the average overweight person’s body drops below the set point, the person’s hunger increases and metabolism in turn slows down. Module 39: Sexual Motivation (pp. 406-411) 1. Briefly summarize the work of Masters and Johnson in the 1960s. The masters had been involved in the recording of physiological responses of volunteers who masturbated or had intercourse. This study consisted of 382 females and 312 males. They monitored
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  • Spring '14
  • DavidA.Washburn
  • Neuropsychology, Walter Cannon, Baumeister, Twenge, Washburn

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