Unlock document.
This document is partially blurred.
Unlock all pages and 1 million more documents.
Get Access
1) Which of the following is a major contributor to the world€s supply of food energy?
a. Barley
b. Maize
c. Rye
d. Sorghum
e. Adzuki beans
2) What proportion of adults in the U.S. have high blood triglycerides?
a. 1/10
b. 1/4
c. 1/3
d. 1/2
e. 2/3
3) Approximately what percentage of the body's store of vitamin K is derived from GI
tract bacterial synthesis?
a.Less than 5
b.25
c.50
d.85
e.95
4) In the body, water that resides between cells is known as
a. diuretic fluid.
b. interstitial fluid.
c. edematous fluid.
d. intravascular fluid.
e. avascular fluid.
5) What is the name given to partially digested food in the stomach?
a. Chyme
b. Liquid food
c. Gastric mucus
d. Semiliquid mass
e. Bolus
6) Which of the following is a feature of lactation?
a. Breast milk protein content may be enhanced by moderate exercise.
b. The volume of breast milk may be increased by drinking plenty of fluid.
c. The iron content of breast milk may be increased by taking iron supplements.
d. Breast milk quantity but not quality is most affected by nutritional inadequacies.
e. Breastfeeding is an automatic physiological response.
7) Abnormally low blood sodium concentration is known specifically as
a. hypertension.
b. hyponatremia.
c. hyperkalemia.
d. water intoxication.
e. hypodiuresis.
8) Which of the following is a characteristic of type 1 diabetes?
a. It is an autoimmune disorder.
b. It occurs exclusively in people under 40 years of age.
c. It must be treated by daily oral intake of insulin pills.
d. It accounts for approximately 50% of all cases of diabetes.
e. It is typically preceded by metabolic syndrome.
9) Girls younger than the age of 14 who have started to menstruate, need additional
____ milligrams of iron per day.
a. 1
b. 1.5
c. 2
d. 2.5
e. 3
10) What is hepcidin?
a. A factor in meats that enhances iron absorption
b. An intestinal mucosa protein that assists in iron turnover
c. A substance in legumes that interferes with iron absorption
d. A liver-derived hormone that helps regulate iron absorption and transport
e. A substance produced in the spleen that stores iron
11) What results from the metabolism of energy nutrients?
a.Energy is released.
b.Body fat increases.
c.Energy is destroyed.
d.Body water decreases.
e.Body mass increases.
12) What fraction of reported foodborne illnesses can be attributed to the food industry?
a. 1/10
b. 1/3
c. 1/2
d. 2/3
e. 4/5
13) What mineral is added to refined flours in the enrichment process?
a.iron
b.iodine
c.calcium
d.magnesium
e.copper
14) Which of the following is true of progress in the treatment and prevention of CHD
in the United States?
a. Mortality rates have increased among men.
b. CHD is no longer the number 1 cause of death in women.
c. Blood cholesterol levels have been declining since 1960.
d. By age 45, about 1/3 of adults have at least one major risk factor for CHD, down
from 1/2 20 years ago.
e. Efforts to reduce CHD incidence by reducing cigarette smoking have largely failed.
15) What is the primary site for absorption of nutrients?
a. Crypt
b. Villus
c. Microvillus
d. Macrovillus
e. Goblet cells
16) Which statement correctly identifies a specific food intake behavior?
a.A physiological need to eat is called satiety
b.A pleasurable desire for food is called hunger
c.An intense feeling of hunger is called insatiable nervosa
d.A desire to eat without feelings of hunger is called appetite
e.A desire to eat excessive amounts is called negative satiety
17) Which of the following defines central obesity?
a.Accumulation of fat during the mid-years of life
b.Storage of excess fat around the trunk of the body
c.Over-fatness due to a large number of interacting behavioral problems
d.Over-fatness due to reliance on high-fat foods as a central part of the diet
e.Obesity determined primarily by genetic factors and only slightly by diet and exercise
18) ____________________ in breast milk help to establish and maintain growth of
desired bacteria in gastrointestinal tract and inhibit pathogen attachment to the intestinal
mucosa.
19) The weight-loss drug ____________________ inhibits pancreatic lipase activity in
the GI tract, thus blocking digestion and absorption of dietary fat and limiting energy
intake.
20) Discuss the major risk factors for coronary heart disease.
21) The ropelike structure through which the fetus′s veins and arteries reach the
placenta is called the ____________________.
22) List six common myths concerning alcohol use and discuss ways to dispel them.
23) Describe the effects of energy restriction on longevity of animals and people.
24) List the strengths and weaknesses of epidemiological studies and experimental
studies.
25) List four appropriate uses for nutrient additives to foods.
26) Discuss factors that influence the bioavailability of dietary iron.
