BIOD 121: Essentials in Nutrition Module 1 Exam - Requires Respondus LockDown New Exam

BIOD 121: Essentials in Nutrition Module 1 Exam - Requires Respondus LockDown New Exam Question 1 4 / 4 pts True or False. If false, explain why it is false. Nutritional value and taste are often the 2 most important reasons specific foods are consumed in North America. Your Answer: False. Tast and texture are the 2 most important reasons specific foodd are consumed in North America. False: Taste and texture are often the 2 most important reasons specific foods are consumed in North America. Question 2 4 / 4 pts Multiple Choice: Nutrition is the science that links foods to and . weight; health nutritional value; disease weight; disease health; nutritional value health; disease Explain the difference between Internal and External drives that influence our desire to eat. Your Answer: Internal drive: Hunger is an internal drive and is a negative sensation due to experiencing pain. External drive: Appetite is an external drive and is a positive sensation due to leading us to eat when not hungry. The internal drive is hunger and is associated with negative sensations like churning, growling and pain in the stomach. External drives have to do with appetite and are associated with positive food sensations and lead us to eat when we are not hungry. A pharmaceutical company is interested in designing a drug to combat obesity. First, list 2 hormones involved in the regulation of hunger and satiety and state their function. Then, explain why the pharmaceutical would target these to treat obesity. Your Answer: 1.) Leptin 2.) Serotonin By sensitizing the patient to leptin or triggering it's activity in the brain, the patient would feel fuller and eat less. This is why pharmaceutical companies would target leptin. The pharmaceutical would blovk ghrelin, which would decrease the feeling of hunger so the patient could eat less. Leptin alerts the brain to turn off the hunger center and activates the satiety center when consuming a meal. By sensitizing the patient to leptin or triggering it’s activity in the brain, the patient would feel fuller and eat less. Ghrelin stimulates the hunger center as it deactivates the satiety center. The drug company could block ghrelin and decrease the feeling of hunger so the patient’s eat less. True or false. If false, explain why it is false. Vitamins promote growth and development, maintain tissues and cells, fuel the body for physical and metabolic work, and regulate body processes. Your Answer: False. That is the definition of a nutrient not a vitamin. False. Nutrients promote growth and development, maintain tissues and cells, fuel the body for physical and metabolic work, and regulate body processes. Or, a vitamin is an organic micronutrient that regulates body processes. Multiple Choice: Which type of molecule is defined as a substance that does not contain carbon? Inorganic Organic Micronutrient Macronutrient True or False. If false, explain why it is false. A vitamin is an inorganic micronutrient that regulates body processes. Your Answer: True. FALSE: A vitamin is an organic micronutrient that regulates body processes. Multiple Choice: Which of the following is an organic micronutrient? Minerals Correct Answer Vitamins Water Proteins