Nutrition practice exam 2
what is a safe rate of weight loss on a long term basis for most overweight people
.5-2 pounds per week
approximately what percentage of the body's calcium is found in the blood
1
what is the minimum water intake for a 65 kg adult with an energy expenditure of 2500 kcal
2500ml
what would be the approximate weight gain of a person who consumes an excess of 500 kcalories daily for one month
4 ibs
what is the minimum amount of water (mL) that must be excreted each day as urine in order to carry away the body's waste products?
500
what method is used to measure the amount of heat given off by the body?
direct calorimetry
which of the following does not decrease the metabolic rate
fever
tom was overweight when he was 13. During puberty he continued to gain weight steadily until at age 23, when he decided to lose weight. Tom successfully lost 50 pounds. Which of the following was most likely happened to Tom's fat cells?
they shrank in size but did not decrease in number
an important aid in any weight-loss diet program is to
increase physical activity
television watching contributes to obesity for all of the following reasons EXCEPT
it replaces time that could be spent eating
how does anti diuretic hormone function
it stimulates water re absorption by the kidneys
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
lose weight as this can lower both cholesterol and blood pressure
which of the following is a characteristic of fat cell development
more and larger fat cells are found in obese people compared with healthy weight people
if a dancer and a typist are the same height and have the exact same body build, the dancer will be heavier because she has
more muscle mass
which of the following is a feature of the minerals in nutrition
once minerals enter the bloodstream, they remain in the body until excreted
all of the following are known to enhance calcium absorption from the GI tract except
oxalates
Tiffany is a strict vegan and does not consume calcium rick plant foods nor supplements of calcium. Which of the following is most responsible for maintaining her blood calcium levels in the normal range?
parathyroid hormone
which of the following minerals is involved in the transportation of lipids through the body's lymph and blood systems?
phosphorous
which of the following minerals is least likely to be deficient in anyone's diet
phosphorous
compared with non-obese people, obese people have a lower
physical activity level
what is the greatest single source of sodium in the diet
processed foods
which of the following is NOT among the features of potassium in nutrition
processed foods are a major source
sulfur is present in practically all
proteins
nutrient dense refers to foods that
provide more nutrients relative to kcalories
which of the following is NOT a characteristic of food proportion sizes
reducing portion size has a bigger impact than reducing energy density as a means of lowering total energy intake
which of the following is a characteristic of excess intra-abdominal fat
some (but not all) research suggests that it is more harmful than fat in other locations
which of the following is NOT among the features of a food group plan?
sorts foods of similar water content
which of the following is NOT a function of water in the body
source of energy
all of the following are mild symptoms of dehydration except
spastic muscles
which of the following is a function of tubercular bone
storage site for calcium
to help maximize the long term success of a person's weight loss program, which of the following personal attitudes should be encouraged in the individual
strongly believing that weight can be lost
which of the following is the primary function of potassium
acts as principal intracellular electrolyte
the diet-planning principle that provides all the nutrients, fiber and energy in amounts sufficient to maintain health is called
adequacy
in the quest for achieving desirable body weight, adults have control over all of the following except
adipocyte number
the strongest predictor for loss of bone density is a persons
age
which of the following factors has the most influence on the body's metabolic rate?
amount of lean body tissue
which of the following is a feature of magnesium in nutrition
average intakes from food are below recommended
which of the following events is specific to a salt-sensitive individual?
blood pressure increases as salt intake rises
an index of a person's weight in relation to height is called
body mass index
which of the following is a major function of magnesium
catalyst in energy metabolism
among the following groups, which has the highest percentage of body water?
children
a popular eating plan that promises quick weight loss is known as a
fad diet
which of the following describes the process of thermogenesis
generation of heat
which of the following is a major function of chloride
helps maintain gastric acidity
