Nutrition ch1

Certain nutrients provide us with energy. Some are important for growth and development. Others act to keep body functions running smoothly. Which of the following nutrients does not promote growth and development as its primary function? Proteins Carbohydrates Minerals Lipids

Carbohydrates

The 2012 Food and Health Survey indicated that after taste, __________ is now the number two reason why people choose the food they do. cost nutrition convenience

cost

Which of the following is not true about water? Provides a way to transport nutrients and wastes By-product of cell chemical reactions Provides energy Dietary need of approximately 9 to 13 cups per day

Provides energy

A serving of bleu cheese dressing containing 23 grams of fat would yield _____ kilocalories from fat. 255 161 92 207

207

The Food and Nutrition Board (FNB) of the National Academy of Sciences advocates that 10% to 35% of calories come from protein and ________________ of calories from carbohydrate. 20% to 35% 50% to 70% 45% to 65% 55% to 75%

45% to 65%

When in Europe, you are told that you are eating a steak weighing 140 grams. This is equivalent to how many ounces? 1.4 ounces 3920 ounces 5 ounces 8.75 ounces

5 ounces

The cruciferous vegetables include broccoli, cabbage, and kale. True False

True

Which class of nutrients comprises 60% of body weight? protein carbohydrate water minerals

water

Match the following terms with their definitions. 1. Hypertension 2. Amino acid 3. Phytochemicals 4. Kilocalorie 5. Enzyme 6. Hunger 7. Vitamins 8. Nutrients 9. Appetite 10. Obesity 11. Genes 12. Minerals 13. Risk factor 14. Satiety 15. Hormone

2 The building block for proteins containing carbon, hydrogen, oxygen, and nitrogen 3 Substances found in plants that contribute to a reduced risk of cancer or heart disease in people who consume them regularly 4 Heat needed to raise 1 liter of water 1 degree Celsius 9 Psychological (external) influences that encourage us to find and eat food 7 Organic compounds needed in very small amounts in the diet to help regulate and support chemical reactions in the body 8 Chemical substances in food that contribute to health. 6 Physiological (internal) drive to find and eat food, mostly regulated by innate cues to eating 12 Chemical elements used in the body to promote chemical reactions and to form body structures 13 An aspect of our lives that may make us more likely to develop a disease 5 Compound that speeds the rate of a chemical process but is not altered by the process 14 State in which there is no longer a desire to eat; a feeling of satisfaction 15 Compound secreted into the bloodstream that acts to control the function of distant cells 11 Hereditary material that provides the blueprints for the production of cell proteins 10 A condition characterized by excess body fat 1 A condition in which blood pressure remains persistently elevated.

Since beginning college, Lisa has put on about thirteen pounds. She is learning in her health science class that excess calories contribute to weight gain. One recommendation her instructor made for weight loss is to choose foods that have a low percentage of total calories coming from fat. If a 1/2-cup serving of her favorite ice cream has 310 kcal and 20 grams of fat, what percentage of total calories in the ice cream come from fat? 5.8% of kcal in this food are from fat. 6.5% of kcal in this food are from fat. 58% of kcal in this food are from fat. 65% of kcal in this food are from fat.

58% of kcal in this food are from fat.

The energy content of food is expressed in kilocalories. Which definition best describes how much energy is equal to one kilocalorie? A kilocalorie is the amount of heat energy needed to raise the temperature of 1 liter of water by 1° Celsius. A kilocalorie is the amount of heat energy needed to raise the temperature of 1 kilogram of water by 1° Fahrenheit. A kilocalorie is the amount of heat energy needed to raise the temperature of 1 gallon of water by 1° Fahrenheit. A kilocalorie is the amount of heat energy needed to raise the temperature of 1 pound of water by 1° Celsius.

A kilocalorie is the amount of heat energy needed to raise the temperature of 1 liter of water by 1° Celsius.

Which of the following is not a class of essential nutrients? Carbohydrates Lipids Minerals Alcohol

Alcohol

Which of the following accurately describes the term hypothesis? A study of how disease rates vary among different population groups An educated guess by a scientist to explain a phenomenon An explanation for a phenomenon that has numerous lines of evidence to support it A test made to examine the validity of an educated guess

An educated guess by a scientist to explain a phenomenon

In the _________________ experimental design, neither the participants nor the researchers are aware of each participant's assignment (test or placebo) or the outcome of the study until it is completed. animal model case control double-blinded clinical trial

double-blinded

Recent surveys indicate that the most commonly purchased foods in America are fried chicken, ribs, beer, and donuts. tacos, bagels, bottled water, and ice cream. pizza, soft drinks, cheesburgers, and French fries. milk, ready-to-eat cereal, bottled water, soft drinks, and bread.

milk, ready-to-eat cereal, bottled water, soft drinks, and bread.