N&D 240: Exam 2- Ch. 4, 5, 6, 7, 8 Quizzes

True or False: A majority of fat digestion takes place in the stomach.

False

True or False: The best food source of omega-6 fatty acids is fish and seafood.

False

True or False: The body is capable of producing all 20 amino acids it requires from fragments derived from carbohydrate and fat.

False

Approximately what percentage of calories from fat would be provided by a bowl of soup containing 200 calories and 11 grams of fat? a- 50% b- 67% c- 44% d- 11% e- 72%

a (50%)

By definition, a vitamin is all of the following except a- a caloric nutrient b- indispensable to body function c- an organic compound d- required to prevent deficiency diseases e- required in minute quantities

a (a caloric nutrient)

Which carbohydrate is glucose + glucose? a- maltose b- lactose c- sucrose d- amylose

a (maltose)

The recommended source of fluid for healthy U.S. adults is a- plain drinking water, because it is safe and noncaloric b- fruit juice, because it has additional nutrients we need c- tea or coffee, because caffeine helps maintain fluid in the body d- carbonated beverages, because they have good flavor e- soft tap water, because it is fluoridated

a (plain drinking water, because it is safe and noncaloric)

Cholesterol is a member of the group of lipids known as a- sterols b- triglycerides c- fatty acids d- phospholipids e- lipoproteins

a (sterols)

Which of the following foods is rich in beta-carotene? a- sweet potato b- eggplant c- whole grains d- cauliflower e- beets

a (sweet potato)

Which of the following statements is true of bottled water? a- bottled water is filtered by the manufacturer to remove minerals b- bottled water is treated and packaged tap water c- bottled water is packaged spring water that is naturally pure d- using bottled water is a sound environmental decision e- bottled water is flavored tap water

b (bottled water is treated and packaged tap water)

Body fat is used as a source of energy when not enough energy is available from food. This process involves: a- converting glucose into fat as a more efficient method of producing energy b- dismantling stored fat in fat cells and releasing fatty acids into the blood c- retrieving fatty acids that have been stored in the pancreas d- combining fat with cholesterol to produce energy e- transporting cholesterol to the muscles to be broken down for energy

b (dismantling stored fat in fat cells and releasing fatty acids into the blood)

The consumption of ____ is especially important for women of childbearing age to prevent neural tube defects in infants. a- thiamin b- folate c- vitamin B12 d- vitamin B6 e- biotin

b (folate)

Which carbohydrate is glucose + galactose? a- maltose b- lactose c- sucrose d- amylose

b (lactose)

A 10-year-old boy is going through a growth spurt. What should his nitrogen status be, given that he needs to build new muscle tissue? a- nitrogen equilibrium b- positive nitrogen balance c- nitrogen excess d- negative nitrogen balance e- nitrogen deficiency

b (positive nitrogen balance)

The storage form of carbohydrates in plants is a- maltose b- starch c- glycogen d- ribose

b (starch)

Once absorbed, the majority of glucose is transported to a- muscle tissue b- the liver c- the pancreas d- brain cells

b (the liver)

Which of the following statements is true of riboflavin? a- insufficient intake of riboflavin in pregnant women causes neural tube defects in the fetus b- ultraviolet light and irradiation destroy riboflavin c- riboflavin is a precursor of vitamin A d- riboflavin deficiency does not cause any adverse effects on the body e- riboflavin toxicity causes a disease known as beriberi

b (ultraviolet light and irradiation destroy riboflavin)

If a food contains 148 kcals from carbohydrate, how many grams of carbohydrate is this? a- 16 grams b- 25 grams c- 37 grams d- 50 grams

c (37 grams)

How much protein does a woman who weighs 61 kilograms require every day? a- 86 grams b- 110 grams c- 49 grams d- 135 grams e- 56 grams

c (49 grams)

Fish and marine foods are known to provide health benefits if eaten regularly. Which of the following statements will help you decide whether you should include them in your diet? a- pregnant and lactating women should eat raw fish to obtain the maximum nutritional benefit b- eating pre-fried cod provides the greatest benefit because it is rich in EPA and DHA c- EPA and DHA in fish play critical roles in reducing blood clot formation d- eating farm-raised fish is a better option because it does not contain EPA and DHA e- DHA in fish is harmful for heart health

c (EPA and DHA in fish play critical roles in reducing blood clot formation)

Which of the following foods has the highest percentage of added sugars in the U.S. diet? a- fruits b- grains c- beverages d- milk

c (beverages)

The role of bile in fat digestion is to: a- digest fats in the stomach b- hydrogenate the double bonds of fatty acids c- emulsify fats in the small intestine d- digest fats in the mouth e- transport fats through the circulatory system

c (emulsify fats in the small intestine)

When you are selecting the type of fish to eat, which of the following should you consider? a- consumption of any amount of fish should be avoided b- marine fishes are protected from contaminants, so they are much safer to eat c- grilled, baked, or broiled cod provides the most benefit to heart health d- white albacore tuna should be included in the diet as much as possible e- eating raw fish and shellfish is advisable because of their health benefits

c (grilled, baked, or broiled cod provides the most benefit to heart health)

Which carbohydrate is fructose + glucose? a- maltose b- lactose c- sucrose d- amylose

c (sucrose)

Three important disaccharides are a- lactose, fructose, and maltose b- fructose, glucose, and galactose c- maltose, sucrose, and lactose d- sucrose, fructose, and glycogen

c (sucrose, maltose, and lactose)

An athlete consumes large amounts of meat in an effort to build extra muscle tissue. Identify the correct statement about the effect of excess consumption of meat. a- the body starts to dismantle its tissue proteins b- the body utilizes excess amino acids, leading to rapid muscle growth c- the body utilizes excess amino acids as fuel or stores them as fat d- the excess protein causes muscle breakdown rather than building muscle tissue e- a diet high in protein does not provide sufficient energy required to support muscle growth

c (the body utilizes excess amino acids as fuel or stores them as fat)

When amino acids are degraded for energy, their amine groups are stripped off and incorporated by the liver into ______ and sent to the kidneys for excretion. a- glucose b- bile c- urea d- insulin e- glycogen

c (urea)

Which carbohydrate is many glucose molecules? a- maltose b- lactose c- sucrose d- amylose

d (amylose)

How does a DASH diet effectively reduce blood sodium levels and blood pressure? a- by reducing the intake of dairy products b- by eliminating grain products from the diet c- by adding moderate amounts of salt to processed foods d- by increasing the intake of potassium-rich fruits and vegetables e- by increasing the intake of high-fat foods

d (by increasing the intake of potassium-rich fruits and vegetables)

How can people between the ages of 31 and 50 years preserve their bone health? a- by decreasing calcium intake b- by achieving peak bone mass c- by growing strong bones d- by maximizing bone retention e- by minimizing physical activity

d (by maximizing bone retention)

What is the most abundant mineral in the body? a- potassium b- sodium c- phosphorus d- calcium e- iron

d (calcium)

The human brain and other nerve tissues use mostly _______ as fuel. a- fructose b- protein c- ethanol d- glucose

d (glucose)

Essential fatty acids: a- are harmful for body health b- can be synthesized in the body c- are monounsaturated fatty acids d- must be supplied by the diet e- can be obtained only from fish oils

d (must be supplied by the diet)

Symptoms of vitamin A deficiency include a- joint pain b- loosened teeth c- frequent urination d- night blindness e- facial tics

d (night blindness)

During outdoor physical activity, the body maintains its temperature by a- urinating to remove excess body water b- directing blood to the body's core for cooling c- using metabolic water as a coolant d- sweating to release body heat e- passing inhaled oxygen from the lungs to the blood

d (sweating to release body heat)

What are conditionally essential amino acids? a- those amino acids that are required by the body in minute quantities b- those amino acids that are easily synthesized by the body and are not required to be consumed through the diet c- those amino acids that are synthesized by the body in excess quantities d- those amino acids that are normally nonessential but must be supplied through the diet when the need for it exceeds the body's ability to produce it e- those amino acids that cannot be synthesized by the body at all and should be taken in through the diet to meet the required amounts

d (those amino acids that are normally nonessential but must be supplied through the diet when the need for it exceeds the body's ability to produce it)

Vitamin E serves as a- a provitamin b- a precursor c- a free radical d- an antivitamin e- an antioxidant

e (an antioxidant)

The B vitamins act as parts of a- intrinsic factors b- anticoagulants c- antibodies d- the bone matrix e- coenzymes

e (coenzymes)

Compared to meat eaters, vegetarians tend to have a- higher blood pressure b- higher death rates from heart disease c- lower intakes of phytochemicals d- lower intakes of nuts and fruits e- healthier body weight

e (healthier body weight)

Calcium present in body fluids performs all of the following roles except a- participating in blood clotting b- regulating the transport of ions across cell membranes c- activating cellular enzymes d- facilitating muscle contraction e- maintaining high blood pressure

e (maintaining high blood pressure)

Pellagra is a disease caused by the deficiency of a- vitamin B12 b- folate c- thiamin d- vitamin C e- niacin

e (niacin)

Which of the following food sources provides the highest amount of zinc? a- legume b- orange c- spinach d- whole-grain bread e- shellfish

e (shellfish)

What would you consume with an iron-rich diet in order to enhance iron absorption? a- high-fiber cereal and milk b- coffee and wheat-bran muffins c- calcium supplements and whole-wheat bread d- tea and a soy protein hamburger e- tomato and meat, or eggs

e (tomato and meat, or eggs)

An uninformed strict vegetarian is at special risk of developing a _______ deficiency. a- vitamin B6 b- thiamin c- folate d- niacin e- vitamin B12

e (vitamin B12)

True or False: The term "brown bread" on a label is a guarantee that the bread has been made with whole-grain flour.

false

True or False: Water-soluble vitamins are readily stored in the liver.

false

True or False: Indigestible carbohydrates play a role in promoting bowel health and preventing obesity.

true

True or False: Certain mineral salts found in the body act as buffers that maintain the correct pH to permit various physiological processes.

True

True or False: Each amino acid has its own distinctive chemical side chain attached to the center carbon of the backbone.

True

True or False: Gluten is a protein that is formed in grain foods.

True

True or False: Legumes are a good source of protein, many B vitamins, iron, and other minerals, making them exceptionally nutritious foods.

True

True or False: Shortening is a semi-solid fat made from vegetable oil that is commonly used for frying foods.

True