Leptin Resistance - Answers Receptors in hypothalamus beckme defective
Obese people have increase leptin levels
Weight gain ______ leptin concentration - Answers Increases
Why do obese people develop leptin resistance? - Answers Obesity results in high levels of
leptin that will cause a lack of sensitivity to leptin.
Visceral Fat - Answers Fat pack between internal organs
Lipoprotein Lipase (LPL - Answers enzyme that promotes fat storage in adipose and muscle
tissue
LPL hydrolyzes ______ in bloodstream? - Answers Triglycerides (TG)
LPL directs TG parts to fat cells for reassembly and storage thus _________ - Answers Increasing
fat cells
In women, LPL is more active in _____________________________
In men? - Answers Hips Breast Thighs
Abdomen
LPL increase during? - Answers Weight loss
LPL regulated by gender specific hormones - Answers Testosterone
Estrogen
Reasons why it's difficult for an obese person to maintain weight loss: - Answers -LPL increases
during weight loss
-energy expenditure decreases after weight loss
Set point theory
We live sedentary lifestyles
Requires long life long adherence to
Gherlin - Answers hunger hormone, found in stomach and hypothalamus
Triggers desire to eat.
Gherlin hormone increases when stomach is?
, Can be triggered by ? - Answers Empty
Smell of good food
Overweight people have ______ levels of Gherlin - Answers Low levels
Obesity and Genes - Answers Obesity susceptibility gene associated with measures of adiposity.
Metabolic pathway
Hunger
Associated with higher BMI
Energy expenditure at rest and exercise
Increase in inflammatory response making it harder to lose weight
Epigentic factors - Answers Such as physical activity dietary components can affect genes
expression and determine an individuals success to waking and metabolic alterations.
Hedonic Obesity - Answers Body weight maintained above setpoint
Hedonic obesity is hyper responsive to ? - Answers Reward value of food and d eating leading to
overeating
Setpoint not elevated
Metabolic obesity - Answers Bodyweight maintained at new elevated set point
Factors that contribute to overeating - Answers Stress
Anxiety
Depression
Life changing events
Inadequate sleep
Obesogenic environment-
And example - Answers Influences that promote over eating
Food advertising
Availability of high energy/ processed foods
Low cost of fast food