NTD303 chapter 8
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NTD303 chapter 8
powerpoint ntd 303 chapter test
ntd 303 chapter 8
excess energy is stored as?
what is fat used for?
energy between meals
energy in = energy out
1 pound of fat =?
food composition influences?
physiological response to nerve signals and chemical messengers
feeling of fullness and satisfaction during a meal
feeling of fullness after a meal; cue to not start eating again
if you cut 500kcals/day over 7 days, how much weight will you lose?
body is made up of ?
energy in, food composition is influenced by?
overriding hunger and satiety
environmental influences on food intake?
large portion sizes
abundance of food
which source of food is most satiating/
low energy density foods
high fiber foods
high fat foods
which nutrient source has a strong satiety signals?
high fat foods
components of energy expenditure?
food composition (thermal effect)
highest in people who are growing and is highest in people with a lot of lean body mass
two thirds of energy expended in a day comes from?
what are metabolic activities?
all basic properties of life
one way to increase BMR/
engage in strength training and endurance activites regularly
___ is high in people with a fever, under stress, and highly active thyroid glands
bmr slows down with?
fasting and malnutrition
energy expenditure through physical activity comes from?
movement of skeletal muscles
frequency, intensity, duration
an estimate of the energy required to process food
thermic effect of food
energy expenditure aka
when do you burn more calories?
extra work done by the body
amount expended is extremely variable
why do men have a higher BMI then women?
they have more lean body mass
who is BMR higher in?
people who are growing, children, adolescents, pregnant women
bmr declines with?
energy requirements are based on?
body composition and body size
bmr is highest in?
tall people and people with a large body surface area
energy expenditure decreases by about ___ per decade
healthy body weight should not be based on?
how to calculate BMI?
weight (lbs)/ height (in
BMI of healthy weigt?
bmi of under weight?
over weight BMI?
bmi of obese?
ideal amount of body fat depends on?
who needs less body fat?
who needs more body fat?
Alaskan fishermen, pregnant women
body fat % for male athletes?
body fat % for female athletes?
is it healthier to carry fat subcutaneous or visceral?
carry fat in abdominal cavity and crowds organs which is bad
men should have what shape?
woman should have what shape?
womens weight circumference should be what to be considered health?
less than 35 inches
mens waist circumference should be less than what to be considered healthy?
indicator of fat distribution and centrol obesity
techniques to figure out body composition?
skin fold measures
body weight and fat distribution correlate with?
disease risk and life expectancy
correlations are not
risk associated with being underweight?
fighting against wasting disease
menstrual irregularities and infertility
osteoporosis and bone fractures
___ __ risk increases the lower you are on the BMI scale and the higher you are on the BMI scale
risks associated with being overweight?
more likely to be disabled in later years
4 health risks with body weight and body faat
diabetes type 2
inflammation and metabolic syndrome
elevate blood cholesterol and hypertension, due to central obesity
from central obesity and weight gains and body weight
diabetes type II
the relationship of this and health risks is not fully understood
5 factors of metabolic syndrome`
high blood pressure
if you have 3 out of the 5 for metabolic syndrome that =
3 signs of metabolic syndrome?
change in bodys metabolsim
elevated blood lipids
4 types of eating disorders
the female athlete triad
binge eating disorder
triangle of female athlete triad/
what is amenorrhea
failure to menstruate
what is the female athlete triad caused by?
match weight to assigned weight by coach
keep weight down by eating little and training ahrd
cause of anorexia?
view normal body weight as too fat and insists of losing weight
need for self control dominates need for food
develops amenorrhea, chronically depressed
health effects of anorexia?
body becomes depeleted of body fat and protein
heart pumps ineffeciently
death can occur due to organ failure
treatment of anorexia
many doctors work together
increase kcals slowly
dietary objective in treating anorexia
stop weight loss while establishing regular eating patterns
signs of bulimia?
thinks a great deal about body image and food
negative self perceptions
purging after binging
consequences of bulimia?
abnormal heart rhythms
injury to kidneys
irritation of esophogus
erosion of teeth
rupture of teeth of the esophagus
treatment of bulimia?
establish regular eating patterns
establish an exercise program
weight maintenance is the goal
learning to eat 3 meals/snacks per day
satisfy hunger and maintain weight
signs of binge eating disorder?
overweight of obese
binge on foods/compulsively overeat
do not purge
binge eating treatment?
behavioral disorder than can be resolved
simple internet based treatment program can help