HUN 1201 Exam 5
Definition of a healthy weight - ANS-One that doesn't increase the risk of developing
weight-related health problems and disease
Percentage of overweight and obese Americans - ANS-65%
Health risks associated with being overweight - ANS-Hypertension, stroke, heart
disease, gallbladder disease, type 2 diabetes, osteoarthritis, some cancers, and sleep
apnea
What factors are used to calculate BMI? - ANS-Weight and height
Significance of BMI scores on "category" (ex. underweight vs. obese) - ANS->25 is
overweight
<18.5 is underweight, can also be unhealthy
Recommendations for percent body fat - ANS-Male 20-49 years of age: 16-21%
Female 20-49 years of age: 22-26%
Techniques for measuring body fat - ANS-Skinfold thickness measurements,
bioelectrical impedance, dual-energy x-ray absorptiometry, underwater weighing and air
displacement
Thermic effects of foods (definition) - ANS-Amount of calories expended to digest,
absorb, and process food (about 10% of calories in food eaten)
Aspects of Basal Metabolism - ANS-Lean body mass, age, gender, body size, genes,
ethnicity, stress, hormones, starvation, environmental temperature, *caffeine and drugs*
What affects a person's BMR - ANS-
Hormones that can affect body weight, all, in general? - ANS-Ghrelin: produced in
stomach when empty; increases hunger
When fat stores increase, leptin in fat tissue signals brain to decrease hunger and food
intake
Cholecystokinin: released when stomach is distended, increasing feelings of station,
decreasing hunger
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