APHY 102 - Exam 3: Nutrition and
Metabolism Questions and Answers
neuropeptide Y - CORRECT ANSWER-a chemical produced in the brain that stimulates
appetite, diminishes energy expenditure, and increases fat storage
leptin - CORRECT ANSWER-A hormone produced by adipose (fat) cells that acts as a
satiety factor in regulating appetite.
ghrelin - CORRECT ANSWER-hormone secreted by empty stomach; sends "I'm
hungry" signals to the brain
carbohydrates - CORRECT ANSWER-Broken down to glucose to provide energy.
proteins - CORRECT ANSWER-Nutrients the body uses to build and maintain its cells
and tissues
fats - CORRECT ANSWER-Nutrients that promote normal growth, give you energy, and
keep your skin healthy.
macronutrients - CORRECT ANSWER-A chemical substance that an organism must
obtain in relatively large amounts
monosaccharide - CORRECT ANSWER-A single sugar molecule such as glucose or
fructose, the simplest type of sugar.
fructose - CORRECT ANSWER-a monosaccharide; sometimes known as fruit sugar
sucrose - CORRECT ANSWER-glucose + fructose
galactose - CORRECT ANSWER-Milk sugar (monosaccharide)
glucose - CORRECT ANSWER-the form of sugar that circulates in the blood and
provides the major source of energy for body tissues. When its level is low, we feel
hunger.
vitamin supplements - CORRECT ANSWER-Concentrated forms of vitamins; may be in
tablet or liquid form.
Metabolism Questions and Answers
neuropeptide Y - CORRECT ANSWER-a chemical produced in the brain that stimulates
appetite, diminishes energy expenditure, and increases fat storage
leptin - CORRECT ANSWER-A hormone produced by adipose (fat) cells that acts as a
satiety factor in regulating appetite.
ghrelin - CORRECT ANSWER-hormone secreted by empty stomach; sends "I'm
hungry" signals to the brain
carbohydrates - CORRECT ANSWER-Broken down to glucose to provide energy.
proteins - CORRECT ANSWER-Nutrients the body uses to build and maintain its cells
and tissues
fats - CORRECT ANSWER-Nutrients that promote normal growth, give you energy, and
keep your skin healthy.
macronutrients - CORRECT ANSWER-A chemical substance that an organism must
obtain in relatively large amounts
monosaccharide - CORRECT ANSWER-A single sugar molecule such as glucose or
fructose, the simplest type of sugar.
fructose - CORRECT ANSWER-a monosaccharide; sometimes known as fruit sugar
sucrose - CORRECT ANSWER-glucose + fructose
galactose - CORRECT ANSWER-Milk sugar (monosaccharide)
glucose - CORRECT ANSWER-the form of sugar that circulates in the blood and
provides the major source of energy for body tissues. When its level is low, we feel
hunger.
vitamin supplements - CORRECT ANSWER-Concentrated forms of vitamins; may be in
tablet or liquid form.
