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Nutrition

STUDY
PLAY
Phytochemicals are
plant substances that probably provide health benefits
Human digestion of food begins in the
mouth
Essential nutrients
must be supplied by an external source
The Dietary Guidelines were issued in response to
over-consumption of energy, fat, cholesterol, and alcohol
The feeling of satisfaction from consumption of a meal is termed
satiety
Kathy consumes 1900 kilocalories each day. She requires 1750 kilocalories to meet daily energy needs. Over time, Kathy's kcalorie consumption could lead to
overnutrition
The muscular contractions that move food through the digestive tract are called
peristalsis
Which of the following is a description of chyme?
A watery mixture of partially digested food released by the stomach into the intestine
A sensible idea for preventing constipation is to
include more high-fiber foods
Two tablespoons (tbsp) of salad dressing, peanut butter, or margarine is about the size of a
golf ball
The psychological desire to eat that accompanies the sight, smell, or thought of food is known as:
appetite
A kilocalorie is a measure of
heat energy
What percentage of a meal has been digested by the time it leaves the small intestine?
95
Weight gain during college may be a result of
binge drinking

stressful life changes

abundant access to unhealthy food choices

all of these choices are correct
Most of the digestive processes occur in the
small intestine
Adequate Intakes (AI)
include nutrients of which there is not enough information on which to set RDA's
Having variety in your diet means
choosing different types of foods within each food group
The ring-like muscles that retard or prevent backflow of partially digested food into the gastrointestinal tract are called
sphincters
Where are most digestive enzymes produced?
pancreas and small intestine
Choose my Plate groups foods into ____ major categories.
five
Minerals can be described as
inorganic molecules regulating chemical reactions and comprising part of some body structures
The chief cause of ulcers is
H. pylori bacteria
Which pH best describes the environment of the stomach when stimulated?
acidic
Carbohydrates, lipids, and protein all contain carbon, hydrogen, and oxygen. Which one also contains nitrogen?
protein
Which of the following is true about the way we should eat to acheive good nutritional status?
Eat a wide variety of foods because no single natural food meets all human nutrient needs.
Which statement best describes the healthful diet principle of moderation?
Plan your entire day's diet so you don't overconsume nutrient sources.
In Choose my Plate, serving sizes are
fruits--cups
Which Choose My Plate group would almonds fit into?
protein
Which of the following is not true about water?
provides energy
These protein-based substances enhance digestion by making chemical reactions more likely to happen:
enzymes
Tissues are defined as
a collection of cells adapted to perform a specific function
After digestion and absorption, which circulatory system carries fat and fat-soluble vitamins?
portal
Which of the following is true about the North American diet?
Approximately half of our carbohydrates come from simple sugars.
The primary physiological drive to find and eat food, mostly regulated by innate cues to eating is known as:
hunger
One cup of apple juice has 111 kcalories and 1.4 mg of Vitamin C. The same serving size of orange juice has 112 kcalories and 124 mg of Vitamin C. Which of the following is true regarding their nutrient density?
Orange juice is more Vitamin C nutrient dense than apple juice.
The RDA's for nutrients are
designed to meet nutrient needs for specific classes of people, children, the elderly, and during pregnancy
A serving of meat is
3 oz
Energy-yielding nutrients include
proteins, lipids, and carbohydrates
You have just had a snack that contains 9 grams of fat, 2 grams of protein, and 5 grams of carbohydrate. How many calories does it contain?
109
RDA stands for
Recommended Dietary Allowance
Weighing and measuring portion sizes is an example of applying which of the following to your diet?
moderation
The region of the brain that helps regulate hunger is the
hypothalamus
The Choose My Plate guidelines recommend that we be physically active for at least how many days of the week?
3
Information that must be lawfully provided on food labels includes all of the following except:
the amount recommended for ingestion each day
Which statement best describes the healthful diet principle of balance?
Consume a variety of foods from MyPyramid's five major food groups each day.
Which of the following is true about the energy content of nutrients?
Lipids supply 9 kilocalories per gram.
Bile is formed in the _____, but is stored in the _____.
liver; gallbladder
Mary visits a doctor because she feels tired most of the time, is easily distracted, and feels chilled. As a part of her examination, Mary has blood drawn to be tested for concentrations of nutrients and their by-products. This part of the examination is the
biochemical evaluation
Which of the following body organs does not secrete digestive enzymes?
liver, salivary glands
Which government agency is responsible for regulating most U.S. food labeling?
Food and Drug Administration