Nutrition practice exam 2

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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


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