Nutrition Exam 1 – Flashcards
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Which nutrient is so vital to health that you wouldn't live more than a few days without it?
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water
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Which of the following is not true about phytochemicals?
A) They are essential nutrients.
B) They come from plant foods.
C) They may play a role in fighting chronic disease.
D) They are nonnutritive compounds.
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They are essential nutrients
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Which of the following causes of death in the United States is not nutrition related?
A) respiratory diseases
B) diabetes
C) stroke
D) cancer
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respiratory diseases
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What is the primary reason a food becomes a favorite?
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taste
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Which of the following are not macronutrients?
A) vitamins
B) carbohydrates
C) lipids
D) proteins
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vitamins
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Which nutrient class supplies glucose as the main source of energy for the body?
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carbs
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Which nutrient class is used to build body tissues and make enzymes?
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proteins
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Which of the following is not a function of water in the body?
A) helps maintain body temperature
B) helps transport nutrients and oxygen
C) lubricates your joints
D) functions as a coenzyme
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functions as coenzyme
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Which food listed contains phytochemicals?
A) skim milk
B) carrots
C) eggs
D) salmon
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carrots
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Which of the following do Americans need to consume more of?
A) oils and vegetables
B) meat and milk
C) meat and whole grains
D) fruits and vegetables
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fruits and veggies
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Jim wants to improve his health and would like a professional to help him with his diet. Which of the following people would be the best person to help Jim?
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registered dietician
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Which of the following questions is important to ask when you view a nutrition-related website?
A) Where does the information come from?
B) Who pays for the site?
C) How does the site choose links to other sites?
D) All of these are important questions to ask.
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All of these are important to ask
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The highest amount of a nutrient that can be consumed without harm in a similar age and group of individuals is the
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Tolerable Upper Intake Level (UL)
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According to the Acceptable Macronutrient Distribution Range (AMDR), what percentage of your daily calories should be provided by carbohydrates?
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45-65%
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According to the Acceptable Macronutrient Distribution Range (AMDR), what percentage of your daily calories should be provided by fat?
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20-35%
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Which of the following do not have an Acceptable Macronutrient Distribution Range (AMDR)?
A) fats
B) vitamins
C) carbohydrates
D) proteins
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vitamins
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According to MyPlate, half of your plate should be devoted to which food group?
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veggies and fruits
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According to MyPlate, which of these foods would be considered low in nutrient density?
A) carrots
B) fruit drinks
C) nonfat yogurt
D) lean meat
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fruit drinks
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Which of the following is not the preferred way of preparing meat and poultry?
A) broil
B) bake
C) fry
D) grill
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fry
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The average amount of a nutrient that is known to meet the needs of 50 percent of the individuals in a similar age and gender group is called the
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EAR (estimated average requirement)
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Which of the following is not involved in mechanical digestion?
A) chewing
B) grinding
C) enzymes
D) peristaltic movement of food
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enzymes
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The sphincter between the stomach and the small intestine is the
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pyloric sphincter
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The majority of digestion occurs in the
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small intestine
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Which of the following correctly sequences the segments of the small intestine?
A) duodenum; jejunum; ileum
B) jejunum; ileum; duodenum
C) ileum; colon; jejunum
D) ileum; esophagus; colon
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duodenum; jejunum; ileum
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Which of the following is not correct about the small intestine?
A) It contains villi.
B) It absorbs water.
C) It secretes digestive enzymes.
D) It absorbs most nutrients.
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It absorbs water
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Which of the following is the sloshing motion that thoroughly mixes chyme with the chemical secretions of the intestine?
A) pendular movement
B) peristalsis
C) segmentation
D) absorption
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segmentation
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Bile is released into the ________ in response to the ingestion of fat.
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GI tract
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The enzymes from the ________ are responsible for the digestion of almost all the fat, half the protein, and half the carbohydrate you eat.
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pancreas
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During digestion, the blood picks up nutrients through the GI tract and transports them to the
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liver
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Which of the following is not a function of the liver?
A) detoxifying alcohol
B) storing glycogen
C) producing insulin
D) producing bile
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producing insulin
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Carbohydrate digestion begins in the
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mouth
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Which of the following is not a polysaccharide?
A) galactose
B) fiber
C) glycogen
D) starch
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galactose
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People with a deficiency of the enzyme lactase cannot properly digest
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milk sugar
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Which of the following is true regarding diabetes in children?
A) The last few decades have shown a steady decrease of diabetes among those under the age of 20.
B) Children with diabetes have fewer medical complications from the disease because they are able to adapt to the changes in glucose metabolism.
C) Type 1 is not the only type of diabetes seen in children.
D) Obesity is not a risk factor for diabetes in children.
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Type 1 is not the only type of diabetes seen in children
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Janelle never has time to eat between work and her evening nutrition class. It has been 7 hours since lunch and she is feeling hungry and weak. From where is she getting glucose to meet her energy needs?
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from liver glycogen
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Approximately how long does it take for your liver glycogen stores to be depleted?
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18 hours
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What is the estimated minimum amount of carbohydrates that should be consumed daily, according to the latest DRIs?
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130 grams
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The current DRIs recommend that you should consume ________ grams of fiber for every 1,000 calories you eat
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14
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Which is not correct about type 1 diabetes?
A) It usually begins in childhood.
B) The immune system destroys the insulin-producing cells in the pancreas.
C) Insulin is produced, but cells are not using it properly.
D) Daily insulin injections are required.
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Insulin is produced, but cells are not using it properly.
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Which of these carbohydrates is also known as table sugar?
A) sucrose
B) maltose
C) fructose
D) lactose
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sucrose
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Which of these carbohydrates is made from two glucose units joined together?
A) lactose
B) galactose
C) sucrose
D) maltose
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maltose
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Which of these carbohydrates is the storage form of glucose in animals?
A) starch
B) glycogen
C) fiber
D) glucose
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glycogen
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Which of these carbohydrates is also known as milk sugar?
A) glucose
B) maltose
C) lactose
D) sucrose
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lactose
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The disaccharide lactose is composed of glucose and
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galactose
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Both fat and ________ are important sources of stored energy.
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glycogen