Which of the following is the BEST source of heart-healthy fats?
A) whole milk B) bacon C) walnut oil D) cream cheese
Q. 2Seth took part in a clinical trial in which he was given a month's supply of medication to treat his headaches. At the end of the month, he reported to his doctor that the pills had reduced both the frequency and intensity of his pain.
Unknown to Seth or to his doctor was the fact that Seth had been given pills with no active ingredient. The phenomenon of improved symptoms that Seth experienced is commonly known as the
A) bias toward improvement. B) placebo effect.
C) experimental result. D) study participant bias.
Q. 3Which of the following is the term for the type of metabolism that supports physical activity lasting more than 3 minutes?
A) fatty acid B) anaerobic C) aerobic D) nitrogen
Q. 4In the scientific method, the possible explanation or research question is called the
A) observation. B) conclusion. C) theory. D) hypothesis.
Q. 5One of the most important points to consider when assessing the reliability of a media report is the issue of
A) the journalist's education. B) conflict of interest.
C) availability. D) how widely it is quoted.
Q. 6Why does a cis fatty acid have a kinked shape?
A) It has only one double carbon bond.
B) Every one of its carbon atoms is saturated with hydrogen.
C) Both hydrogen atoms are located on the same sides of the double carbon bond.
D) Its hydrogen atoms are attached on diagonally opposite sides of the double carbon bond.
Q. 7Which type of fatty acid has hydrogen atoms attached on diagonally opposite sides of a double carbon bond?
A) trans B) saturated C) cis D) monounsaturated
Q. 8Each day Bill power-walks for 45 minutes. Which fuel source(s) provide(s) energy during this activity?
A) amino acids and glucose B) glucose only
C) amino acids and fatty acids D) fatty acids and glucose
Q. 9Which of the following refers to a nutritional status in which a person consumes too much energy or too much of a given nutrient over time?
A) undernutrition B) overnutrition C) hypernutrition D) nutrient toxicity
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