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Chapter 8
BIOL 1322
34
Nutrition
Undergraduate 1
03/03/2015

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Term
The components of energy metabolism, listed from the highest proportion to the lowest proportion, are
Definition
Basal metabolism, physical activities, and thermic effect of food.
Term
Which of the following lowers the basal metabolic rate?
Definition
Fasting
Term
A person tells you that she has recently been told that she is overweight. In terms of BMI values, in what range would you expect her calculated BMI to reside?
Definition
Between 25 and 29.9
Term
An index of a person’s weight in relation to height is called
Definition
body mass index
Term
The desire to eat a slice of chocolate cake after consuming a very large meal is an example of behavior known as
Definition
Appetite
Term
Which of the following defines central obesity?
Definition
Storage of excess fat around the trunk of the body
Term
Health risks associated with being underweight include
Definition
Infertility
Term
Jim is a 45 year old who eats fast food at least 3 times a week and smokes a pack of cigarettes each day. He just had a physical examination and was told that his body mass index is 24. In what category would Jim’s BMI be classified?
Definition
Healthy weight
Term
Jenny is 34 years old and has a BMI of 28. Her body type could be described as “pear-like.” John is 55 years old with a BMI of 28, and a body type that is “apple-like.” Why is John more likely than Jenny to be at risk for degenerative diseases?
Definition
He has central obesity
Term
All of the following are characteristic of neuropeptide Y EXCEPT
Definition
It reduces fat storage
Term
A high risk of weight-related health problems is seen in women whose waist circumference begins to exceed
Definition
35 inches
Term
There is a high risk of obesity-related health problems when a man’s waist circumference begins to exceed
Definition
40 inches.
Term
What term best describes a failure of the body’s cells to respond to secretion of insulin?
Definition
Insulin resistance
Term
Inflammation is characterized by an increase in
Definition
White blood cells
Term
Which of the following may best explain the relationship between excess body fat and higher risk for cancers of the female reproductive system?
Definition
Excess body fat produces more estrogen, which may promote tumor development
Term
The feeling of satisfaction resulting from consumption of a meal is termed
Definition
Satiety
Term
What is the most satiating nutrient?
Definition
Protein
Term
About how long does it take for a meal to be completely eliminated from the stomach?
Definition
4 hours
Term
Which of the following hormones is most responsible for signaling satiety as well as reducing food intake during a meal?
Definition
Cholecystokinin
Term
The brain chemical neuropeptide Y is known to specifically enhance the craving or
Definition
Carbohydrates
Term
What is the range of body fat content for normal-weight men 20-39 years of age?
Definition
18-21%
Term
What is the range of body fat content for normal-weight women?
Definition
23-34%
Term
What is the approximate body mass index of a woman who is 5'5" and 125 lbs?
Definition
21
Term
Ben is worried that his family history of heart disease and his BMI of 28 are putting him at very high risk for developing cardiovascular disease. What would a clinician advise Ben to help lower his risk?
Definition
lose weight as this can lower both blood cholesterol and blood pressure
Term
Criterion of Fashion
Definition
Society's expectations for body weight. Often too skinny and unrealistic
Term
Criterion of Health
Definition
An emphasis on healthy body weight and body composition. A body that is healthy for your height and lifestyle.
Term
Central Obesity
Definition
Associated with visceral fat, which surrounds the organs.
Upper body fat; apple body shape
Contributes to heart disease and other chronic illnesses
Term
Subcutaneous Fat
Definition
Found in the lower body - hips and thighs
Not associated with disease
Term
Healthy Waist Circumferences
Definition
Women: Less than 35 inches
Men: Less than 40 inches
Term
BMI
Definition
Body Mass Index. Reflects a person's height and weight, but not their body composition.
BMI = [weight/(height^2)] x 703
Weight in pounds, height in inches.
Term
BMI Classifications
Definition
Less than 18.5 = Underweight
18.5 -24.9 = Healthy
25 - 29.9 = Overweight
Above 30 = Obese
Term
How to Calculate BMR
Definition
Men = (10 X Weight) + (6.25 X height) – (5 X age) + 5
Women = (10 X Weight) + (6.25 X height) – (5 X age) - 161

Weight is in kilograms. Height is in centimeters. Age is in years.
Term
Basal Metabolic Rate (BMR)
Definition
The rate at which the body expends energy for life-sustaining activities
Term
Estimated Energy Requirement (EER)
Definition
How much energy the body uses each day. Influenced by gender, growth, age, physical activity level, body composition, and body size.
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