Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
18 Cards in this Set
- Front
- Back
The amount of fat in a person's body reflects both the _________ and ____ of the fat cells
|
number and size
|
|
This develops when a person's fat cells increase in number, in size, or quite often, both
|
Obesity
|
|
Fat cells increase most frequently in number during which stage of life?
|
Late childhood and early puberty
|
|
Enzyme that hydrolyzes triglycerides and promotes fat storage in both adipose and muscle cells (The activity of this enzyme can explain gender-specific adiposity)
|
Lipoprotein lipase (LPL)
|
|
Obesity due to an increase in the number of fat cells
|
Hyperplastic obesity
|
|
Obesity due to an increase in the size of fat cells
|
Hypertrophic Obesity
|
|
The adverse effect of fat in nonadipose tissue
|
lipotoxicity
|
|
The point that the body tends to maintain a certain weight by means of its own internal controls
|
Set Point Theory
|
|
These do not cause obesity, but these factors may influence food intake and activity patterns that lead to obesity and the metabolic pathways that maintain it
|
Genetics / genetic factors
|
|
Gene that is expressed in fat cells and codes for the protein leptin
|
Obesity gene (ob)
|
|
Hormone primarily in the hypothalamus that signals sufficient energy stores and promotes negative energy balance by suppressing appetite and increasing energy expenditure.
|
Leptin
|
|
A protein produced by the stomach cells that enhances appetite and decreases energy expenditure
|
Ghrelin
|
|
Although diet histories may not always reflect high intakes, this is one explanation for obesity
|
Overeating
|
|
Another factor in weight gain and poor health can be remedied with 60 minutes of physical activity per day
|
physical inactivity
|
|
Popular eating plans that promise quick weight loss
|
Fad diets
|
|
Hypertension, smoking, high LDL, low HDL, impaired glucose tolerance, heart disease, diabetes, and sleep apnea are all ____________ associated with obesity and overweight people
|
Risk Factors
|
|
drug that suppresses appetite when used in combination with reduced calorie and increased physical activity
|
sibutramine
|
|
drug that inhibits pancreatic lipase activity in the GI tract, thus blocking dietary fat digestion
|
orlistat
|