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48 Cards in this Set
- Front
- Back
Beriberi results from a deficiency of:
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Thiamin
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Milk and milk products provide liberal amounts of which of the following vitamins?
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Riboflavin
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What vitamin deficiency disease appeared in people who had subsisted on a diet high in corn and low in Protein (such as those that lived in the southeastern part of the United States) and were lacking niacin?
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Pellagra
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What vitamin is involved intensively in amino acid metabolism and therefore in protein synthesis?
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Vitamin B6 (pyridoxine)
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Which of the following foods is highest in folate?
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Leafy green vegetables
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The appearance of vitamin B12 deficiency symptoms may be masked due to high intake of
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Folate
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The synthesis of connective tissue, which is an important structural component of bones, skin and tendons is aided by:
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Vitamin C
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Osteomalacia and rickets are conditions known to be caused by a deficiency of Vitamin E
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False
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The main function of vitamin E in the body is to act as an antioxidant, and to protect vitamin A
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True
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The chief function of vitamin K is as an antioxidant?
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false
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What is the greatest single source of sodium in the American diet?
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processed foods
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Chloride deficiencies are extremely uncommon
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true
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Those who ingest low amounts of fresh fruits/vegetables are among those people known to be at risk for potassium depletion.
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True
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Almost all (99%) of the calcium in the body is used to
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bones & teeth
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At what age do adults normally begin to lose bone mass?
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30-40
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Which of the following is a feature of phosphorus in nutrition?
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-energy metabolism
-accompanies calcium in bone & in many foods (i.e milk) |
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Which of the following is a major function of magnesium?
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energy systems & heart functioning
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Hemoglobin is the iron-containing compound that carries oxygen in the bloodstream?
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true
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Iron deficiency in uncommon in the United States and around the world.
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false
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What mineral is critical to the synthesis of thyroxin, the hormone that controls the rate of oxygen use by cells, and whose deficiency causes the condition known as Goiter?
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iodine
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Definitions of the term fitness include, the ability of the body to resist stress, the ability of the body to perform physical activity without undue stress and the ability to meet normal physical and emotional demands while maintaining an energy reserve sufficient to overcome an immediate challenge.
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true
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What percentage of U.S. adults lives a completely sedentary lifestyle?
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25%
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To help maintain a desirable body mass index, the DRI Committee recommends a level of moderately intense exercise at a frequency of at least
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3-5 weeks
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Walking each day as the only physical activity is not enough to meet the quantity and quality of physical activity guidelines.
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true
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Which of the following components of training define the progressive overload principle?
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-frequency
-intensity -duration |
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The effect of regular exercise on heart and lung function is known as
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cardiorespiratory endurance
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Sally has gained about 20 pounds in the past 5 years and has come to you for help with a diet and exercise Program. In order to promote optimal fat loss through exercise, in which of the following activities should Sally participate?
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cardiorespiratory
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In weight training, muscle strength can best be emphasized by combining a
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-high resistance (heavy weight) with a low number (8 to 10) of repetitions
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Which of the following diets promotes superior physical performance in athletes?
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high carbohydrates
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What type of meal and time of its ingestion promote the most rapid repletion of glycogen stores after physical activity?
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high carbohydrates foods after physical activity
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The time spent in vigorous activity that is needed to deplete glycogen reserves is approximately 2 hours.
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true
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Glucose represents the major fuel source during sustained, moderate activity.
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false
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A characteristic of protein use in physical activity is that protein contributes up to 10% of total fuel used, this is similar to the resting state
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true
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What is muscle atrophy?
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muscles diminish in size
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A muscle that increases in size in response to use is an example of
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hypertrophy
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Which of the following are features of physical activity and exercise?
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have a plan & a goal
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The components of fitness include all of the following:
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flexibility, strength, cardio endurance
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Which of the following is generally not associated with a regular program of physical fitness?
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muscle endurance/strength
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Which of the following best exemplifies an activity that promotes flexibility?
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stretching/yoga
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The duration of exercise warm-up and cool-down periods should be
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5-10 mins
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What is the predominant fuel used by muscle cells during low- or moderate-intensity activity?
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fat
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If muscle work is anaerobic, which of the following cannot serve as fuel?
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fat
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Which of the following activities depletes glycogen most quickly?
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the one with the highest intensity
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In weight training, muscle endurance can best be emphasized by combining a
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less resistance (lighter weight) with more (12-15) repetitions
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The leading food safety concern is Foodborne illnesses.
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true
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The most common symptoms of foodborne infection include vomiting, cramps and diarrhea.
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true
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What is the recommended minimum amount of time for washing hands with warm water and soap before preparing or eating food?
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20 seconds
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The GRAS list is composed of substances widely used for many years without apparent ill effects, and therefore allowed in foods?
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true
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