Question 1
When vitamin A is deficient:
The rise in blood glucose will occur more quickly
There will be no effect on the rise in blood glucose
The rise in blood glucose will be delayed
None of these choices
Question 2
Which food is an excellent source of vitamin E?
Whole-wheat bread
Oranges
Sunflower seeds
Cheddar cheese
Question 3
Which of the following organizations is responsible for ensuring their supplements are safe?
The Food and Drug Administration (FDA)
The United States Department of Agriculture (USDA)
The manufacturer of the supplement
The Environmental Protection Agency (EPA)
Question 4
Identify the foods that would best meet the vitamin needs identified for bone health:
Peaches, spinach, milk and tomatoes
Whole grain bread, brown rice, milk and tomatoes
Whole grain cereal, corn oil, rye flour and peaches
Peaches, tomatoes, cantaloupe and apricots
Question 5
Sailors of the 18th century would often be at sea for months living on dried bread and meats, water and cheese. After approximately three months on this diet, some sailors would exhibit symptoms of irritability, achy joints and bleeding gums/loose teeth. These symptoms can be explained by:
Their diet lacked enough protein to make collagen
Their diet lacked the Vitamin B6 so necessary to make non-essential amino acids
Their diets lacked Vitamin B1, so they had impaired energy production
Their diets lacked the Vitamin C necessary for collagen tissue formation and repair
Question 6
Which of the following is NOT a fat soluble vitamin?
vitamin A
vitamin C
vitamin D
vitamin E
Question 7
In order to reduce the risk of neural tube defects in the fetus, the most important time for a woman to consume adequate amounts of folate is:
shortly before, and early in her pregnancy.
between the third and sixth months of pregnancy.
during the seventh and eighth months of pregnancy.
shortly before giving birth.
Question 8
Vitamin D is called the sunshine vitamin because:
it calms our nerves.
we must get it in our diet from plant foods that grow in the sun.
it can be made in the skin by exposure to UV light.
it is used to make serotonin, a neurotransmitter that enhances feelings of happiness.
Question 9
Which of the following is/are antioxidants?
Vitamin C.
Vitamin E.
Selenium.
All of these nutrients serve as antioxidants.
Question 10
An antioxidant is a substance that protects against oxidative damage.
True
False
Question 11
When a person has not consumed enough water, blood volume _____ and solute concentration in the blood ______.
increases; increases
decreases; increases
decreases; decreases
decreases; stays the same
Question 12
All of the following are functions of water EXCEPT:
it regulates acid base balance.
it helps regulates body temperature.
it lubricates eyes and joints.
it acts as a hormone.
Question 13
All of the following are correct statements about mineral bioavailability EXCEPT:
The body- need for a mineral may affect its absorption.
The presence of one mineral may affect the absorption of another.
The minerals in plant foods are better absorbed than the minerals in animal foods.
Pregnancy can affect the absorption of certain minerals.
Question 14
An older woman is gardening in the direct sun for three hours without any rest. She suddenly feels weak and dizzy before she faints. She is taken to an emergency room where the doctor suspects she is suffering from dehydration. This is a common problem in older people because:
They have a larger body mass, which makes them more likely to become thirsty
They have a greater body surface area, which makes them more likely to become thirsty
They have enhanced kidney function, with causes them to increase water reabsorption
They have a reduced sensitivity to their thirst mechanism
Question 15
A diet rich in fresh fruit, vegetables, nuts, and whole grains is most likely to result in:
A population with low rates of clinical hypotension
A population with low rates of clinical hypertension
A population that has similar rates of hypertension to individuals eating a meat based diet
A population that has similar rates of hypertension to individuals eating the typical American diet
Question 16
The following substances are all normally eliminated by the kidney as waste products EXCEPT:
urea
glucose
sodium
ketones
Question 17
Eating a salty meal:
Decreases your blood sodium concentration
Makes you less thirsty
Causes temporary weight gain due to intake of more fluids
Has no effect on the body
Question 18
Fluoride protects the teeth
Because it is a natural component of water
Because it helps makes tooth enamel more resistant to acids
Because it serves as a buffer from acids that are released from bacteria in the mouth
It forms a film on teeth that prevent food sticking to teeth
Question 19
When intracellular concentrations of protein and sodium are high, you would expect that water is drawn into the
blood capillaries
cells
extracellular fluid
red blood cells
Question 20
Diets that are high in ____ are associated with an increased incidence of hypertension.
calcium
magnesium
sodium
sugar