Fat formation and metabolism

A closer look-Understanding fat formation and metabolism The next few questions will help you get a better understanding of the differences that develop in the fat tissue of an obese individual versus a healthy individual and make losing weight and maintaining that weight loss challenging. Use your knowledge of adipose tissue formation and functions to answer the following questions to the best of your ability. Fat Cell Development During growth, When energy intake When fat cells have enlarged and With fat loss, the size of fat cells increase exceeds expenditure, energy intake continues to exceed the fat cells shrinks but not in number. fat cells increase in size. energy expenditure, fat cells may the number. increase in number again. When more calories are taken in than expended, energy balance is said to be positive Adipose tissue is made up of both fat and the adipocytes that store the fat. Lipoprotein lipase > is an enzyme that removed excess triglycerides from the bloodstream and put them into fat storage. This enzyme is found to have a higher

ese individuals. One theory as to why some individuals are more prone to weight gain, and thus obesity, than others, is the set point , which states that a person’s body has its own inherent controls that tend to keep the body within a fixed weight range. Use your knowledge of hormones, enzymes and other factors that contribute to excess fat accumulation to answer the following questions. Suppresses appetite leptin Promotes fat storage lipoprotein lipase Levels decrease with reductions in body fat leptin Stimulates appetite ghrelin Greater activity in the lower body explains why women may more readily develop lower- lipoprotein lipase body fat around the hips and thighs Choose the strategies that constitute a healthy weight-loss plan. Check all that apply. Lose approximately 5 pounds/week Set specific and reasonable goals Participate in regular physical activity Eat smaller portions of food that include more lower-fat options Invest in weight loss supplements