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What substances in fruits and vegetables provide significant health benefits such as reducing the risk of cancer

Photochemicals

the essential nutrients

cannot be made by the body and therefore must be consumed to maintain health

The food and nutrition board of the national academy of science advocates that 10% to 35% of calories come from protein and _________ from carbohydrates

45-65%

fibers belong to the class of nutrients known as

carbohydrates

which of the following is a characteristic of a lipids

supplies a concentrated form of fuel for the body

A kcalorie is a measure

heat energy

a serving of bleu cheese dressing containing 23 grams of fat would yield _________ kcalories

207

A meal consisting of a cheeseburger , large fries, and a chocolate shake provides a total of 1,120 kcalories, of which 48% of the energy is from carbohydrate and 13 % from protein. How many kcalories of fat does this meal contain

437

A large hamburger (ex:whopper) sandwhich contains 628 kcalories and 36 grams of fat. Approximately what percent of the total energy is contributed by fat.

52%

which of the following should be limited in the diet because of its effect on blood cholestrol

saturated fats

which of the following are substances in plant foods that are not digested in the stomach or small intestines

essential fat

In chemistry terms, which of the following most accurately describes the term organic

substances containing carbon

A tri athlete wants to eat a healthy, balanced diet, which principles should she follow to make sure she is eating a balanced diet

consume a variety of food from my plate's 5 major food groups everyday

measurements of height, weight, body circumference, and body fat are called

anthropometry

The RDA's for nutrients are generally

designed to be adequate for almost all healthy people

Adequate Intakes ( AI)

are established for nutrients for which their is not enough information to set a RDA

You pick up a box of cereal in the supermarket. The label tells you that a 1-cup serving provides 25% of the

daily value

EER refers to

estimated calorie needs for the average person of a specific height, weight, age, gender, and physical activity pattern

which of the following is true about Dietary Guidelines

Balance is one of the keys to the plan

A high energy dense food can be described as

A food with a high kcalorie content but a low nutrient content

The dietary guide line recommends which of the following

make 1/2 your plate with fruits and vegetables

Jeff visits a registered dietitian to obtain nutrition advice . During his visit , Jeff is asked to recall what he ate for the past 24 hours. WHich part of a nutritional assessment is this

diet history

Mrs. Mitchell was hospitalized after being found unconscious in her home. A registered dietitian conducted a nutritional assessment noting the general appearance of Mrs. Mitchell's skin, eyes, and tongue

clinical examination

Kate consumes 1,900 kcalories each day. SHe requires 1,750 kcalories to meet daily energy needs. Over time Kate's caloric consumption can lead to

over-nutrition

When looking at the ingredients label of a bottle of spaghetti sauce you see that olive is the second ingredient. This means that olive oil is

the second most abundant ingredient by weight

A nutrition label must be present on the product if

A claim is made about the health benefits of a specific nutrient

In order to make healthful and logical nutrition decisions be aware of

A) testimonial about personal experiences
B) promise of dramatic results

what structure prevents food from entering the trachea when you swallow

epiglottis

after digestion and absorption , which circulatory system carries fat and fat soluble vitamins

lymphatic

where does digestion begin

mouth

The stomach empties into the small intestines through the

pyloric sphincter

What sphincter separates the small intestine from the large intestines

illeocecal

Which of the following is a description of chyme

a watery mixture of partially digested food released by the stomach into the intestines

What is the function of the mucus in the stomach

protects stomach cells from gastric juices

Which of the following is a function of a sphincter muscle

controls passage of food through the GI Tract

which of the following meals would leave the stomach last

sausage, egg, cheese, biscuit, and coffee

What substance helps suspend fat in a watery digestive mixture making fat more available to digestive enzymes

bile

where are most digestive enzymes produced

pancreas and small intestines

which of the following body organs produce bile

liver

peristalsis refers to

muscular movement of materials through the GI tract

These protein based substances enhance digestion by making chemical reactions more likely to happen

enzymes

excessive acid production in the stomach or upper small intestine could result in

an ulcer

absorption of nutrients by intestinal cells occurs by all the following mechanisms except

sustained absorption

partially digested food that enters the small intestine from the stomach is called

chyme

the most active area for the absorption of nutrients into the body is the

small intestine

The villi of the small intestine

provides an enormous surface area that facilitates absorption

in passive absorption nutrients enter the cell

from an area of higher concentration to one of lower concentration

A recurrent and more serious for of heartburn, also known as acid reflux is called

Gasttroesophageal refluxdisease

a function of the large intestines is to absorb

water and minerals

constipation can be best prevented by

eating dietary fiber

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