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Energy Balance
N/A
93
Nutrition
Undergraduate 1
03/15/2015

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Cards

Term
Aspartame has 4 k/cal like sugar, but it is...
Definition
200x sweeter.
Term
BMIs of 23.0-29.9 are classified as what?
Definition
overweight.
Term
BMIs of 30 or higher are classified as what?
Definition
obese.
Term
BMIs of <18.5 are classified as what?
Definition
underweight.
Term
In 2013, what percent of men were overweight or obese on exam?
Definition
62%.
Term
In 2013, what percent of women were overweight or obese on exam?
Definition
45.1%.
Term
Problems associated with being underweight include...
Definition
undernutrition, osteoporosis, infertility, and impaired immunocompetance.
Term
Underweight people should gain body fat as...
Definition
an energy reserve and nutrient storage.
Term
Problems associated with being overweight/obese include...
Definition
type II diabetes, hypertension, high cholesterol (dyslipidemia), CHD, sleep apnea, etc.
Term
~50% of hypertension cases are due to what?
Definition
excess weight.
Term
How many times more likely is it for a person to get diabetes if they are obese?
Definition
3.
Term
What is central obesity?
Definition
fat that collects within the central abdominal area of the body (visceral fat).
Term
Men, smokers and postmenopausal women are more prone to what?
Definition
central obesity.
Term
Waist circumference...
Definition
reflects the degree of visceral fatness in proportion to body fatness.
Term
BMIs of 18.5-24.9 are classified as what?
Definition
normal weight.
Term
BMIs of 30.0-34.9 are classified as what?
Definition
obese class I.
Term
BMIs of 35.0-39.9 are classified as what?
Definition
obese class II.
Term
BMIs of 40+ are classified as what?
Definition
obese class III.
Term
What body shape is best for the health of women?
Definition
pear (fat around hips and thighs).
Term
BMI is not appropriate for who?
Definition
pregnant women and those younger than 18.
Term
Men with a waist circumference at or above what puts them at increased risk of diabetes, heart disease, etc.?
Definition
102 cm.
Term
Men of Chinese or S. Asian descent with a waist circumference at or above what puts them at increased risk of diabetes, heart disease, etc.?
Definition
90 cm.
Term
Women with a waist circumference at or above what puts them at increased risk of diabetes, heart disease, etc.?
Definition
88 cm.
Term
Women of Chinese or S. Asian descent with a waist circumference at or above what puts them at increased risk of diabetes, heart disease, etc.?
Definition
80 cm.
Term
Normal-weight fit people have the lowest risk of...
Definition
death from chronic diseases.
Term
What percent of people who lose weight maintain their losses?
Definition
5.
Term
3500 kcals is equal to what?
Definition
1 lb of fat.
Term
Change in energy stores is equal to...
Definition
energy in- energy out.
Term
For weight maintenance...
Definition
energy input= energy output.
Term
Estimated Energy Requirements reference for men:
Definition
22.5 BMI, ~70 kg (dependent on height).
Term
Estimated Energy Requirements reference for women:
Definition
21.5 BMI, ~57 kg (dependant on height).
Term
What is basal metabolism?
Definition
sum total of energy expended on all of the involuntary activities needed to sustain life.
Term
Basal metabolic rate (BMR)...
Definition
varies from person to person, depends on activity level, is lowest during sleep and positively correlates with thyroxin secretion.
Term
BMR is higher in...
Definition
people who are growing (children, pregnancy) and those who are physically fit.
Term
BMR is also higher with...
Definition
fever and illness, stress, hyperthyroidism, and enivornmental temperature.
Term
BMR slows during...
Definition
fasting, malnutrition, and age.
Term
Sarcopenia is what?
Definition
muscle loss due to age.
Term
Daily calorie calcuation for men.
Definition
body weight (kg) x 24.
Term
Daily calorie calculation for women.
Definition
body weight (kg) x 22.
Term
Anthropometry includes what?
Definition
fatfold tests.
Term
The ideal percent of fat on a man of normal weight is what?
Definition
12-20%.
Term
The ideal percent of fat on a woman of normal weight is what?
Definition
20-30%.
Term
What is Stage 0 of Edmonton Obestity Staging System?
Definition
patient has no apparent obesity-related risk factors, nor any physical symptoms, etc.
Term
What is Stage 1 of Edmonton Obestity Staging System?
Definition
Patient has obestiy-related subclinical risk factors, mild physical symptoms, etc.
Term
What is Stage 2 of Edmonton Obestity Staging System?
Definition
Patient has established obesity-related chronic diseases, with moderate limitations in activities if daily living and well being.
Term
What is Stage 3 of Edmonton Obestity Staging System?
Definition
Patient has established end-organ damage and significant functional limitations.
Term
What is Stage 4 of Edmonton Obestity Staging System?
Definition
Patient has severy disability/ies from obesity-related chronic diseases, and severe functional limitations.
Term
Hunger is...
Definition
unpleasant sensations that signal the need for food.
Term
Hunger occurs...
Definition
~4-6 hours after eating.
Term
Appetite is...
Definition
the psychological desire to eat that can be experienced without hunger.
Term
What is satiation?
Definition
perception of fullness that builds throughout a meal, eventually reaching a degree of fullness/satisfaction that halts eating.
Term
Satiation generally determines what?
Definition
how much food is eaten in one sitting.
Term
Satiation=
Definition
how much?
Term
Satiety=
Definition
how long until more?
Term
Satiety is...
Definition
the perception of fullnedd that linger after a meal and inhibits eating until next mealtime, supresses hunger.
Term
What is sensory specific satiety (SSS)?
Definition
the concept that we tend to get bored of a food as we eat it.
Term
What is leptin?
Definition
an appetite-suppressing hormone produced by adipose tissue.
Term
A gain of body fatness stimulates what?
Definition
leptin production, reducing food consumption.
Term
Does giving leptin to someone who is obese work?
Definition
no.
Term
Of the energy-yielding proteins, which is the most satiating?
Definition
protein.
Term
Proteins and fats trigger the release of CCK, which does what?
Definition
slows stomach emptying and prolongs feelings of fullness.
Term
Children with at least 1 obese parent have what chance of becoming obese?
Definition
40-70%.
Term
Variety influences animals, including humans, to do what?
Definition
eat when they're not hungry.
Term
Exercise for weight loss/maintenance.
Definition
moderate activities, large muscle groups, longer periods of physical activity.
Term
Exercise for building body mass.
Definition
strangth-building exercises, balanced routine, increasing intensity.
Term
How does smoking promote weight loss?
Definition
nicotine blunts feelings of hunger.
Term
If left unckecked, the breakdown of protein results in what?
Definition
death.
Term
Ketosis occurs when...
Definition
the body takes partially broken down fat fragments and combines them with ketone bodies.
Term
As a result of ketosis, a healthy person can live totally deprived of food for how long?
Definition
6-8 weeks.
Term
Ketosis upsets the acid-base balance of the blood, promoting what?
Definition
excessive mineral loss in the urine.
Term
Weight gain due to protein:
Definition
excess amino acids have their N removed and are used for energy or converted to glucose or fat.
Term
Weight gain due to fat:
Definition
fatty acids can be broken down for energy or stored as body fat with great efficiency.
Term
Weight gain due to carbohydrates:
Definition
excess sugars may be built up to glycogen and stored, used for energy, or onverted to fat and stored.
Term
Alcohol...
Definition
slows down the body;s use of fat by as much as ~33%, causing more fat to be stored.
Term
Rapid weight loss and excessive fat restrication can cause what?
Definition
gallstones and dangerous electrolyte imbalances.
Term
For those with BMIs of >35 who want to lose weight, calories should be reduced by how much?
Definition
500-100 kcal/day.
Term
For those with BMIs of 27-35 who want to lose weight, calories should be reduced by how much?
Definition
300-500 kcal/day.
Term
AMDR for carbohydrates:
Definition
45-65% of calories.
Term
AMDR for fat:
Definition
20-35% of calories.
Term
AMDR for protein:
Definition
10-35% of calories.
Term
How much exercise is needed per day to prevent weight gain/ support weight loss?
Definition
~30-60 minutes.
Term
People wanting to build muscle are advised to eat how many extra calories per day?
Definition
~700-1000.
Term
Surgery as a treatment for obesity is only allowed for those with...
Definition
BMI of 40+ or BMI of 35+ and a coexisting disease.
Term
What is a gastric bypass?
Definition
restrictive and malabsorptive method to weight loss; stomach is split into a "mini stomach".
Term
What is sibutramine?
Definition
an appetite suppressant that inhibits seretonin reuptake.
Term
What does Orlistat (Xenical) do?
Definition
inhibits pancreatic and gastric lipase.
Term
Primarily girls and women suffer from:
Definition
anorexia nervosa, bulimia nervosa, binge eating disorder, and EDNOS.
Term
Female athlete triad...
Definition
disordered eating, amenorrhea (missed periods), less hormones=osteoporosis- essentialy menopause.
Term
Amenorrhea is not...
Definition
an adaptation to strenuous physical training and is hazardous to bones.
Term
Muscle dysmorphia is...
Definition
a psychiatric disorder concerning obsession with building body mass.
Term
Males account for ~5-10% cases of what?
Definition
anorexia nervosa.
Term
What is a cathartic?
Definition
strong laxative.
Term
What is an emetic?
Definition
an agent that causes vomiting.
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