Chpt 9
Because molybdenum is needed for the function of several enzymes, molybdenum is considered to be a ________.
cofactor
The Adequate Intake for total water intake is ______ cups per day for young adult men and ______ cups per day for young adult women.
15.5, 11
What is the source of most minerals?
N/A
Molybdenum is required for the normal function of which enzymes?
aldehyde oxidase & sulfite oxidase
Enzymes that require manganese function in which of the following processes?
antioxidant activities, wound healing & bone formation
Which of the following minerals may have physiological roles in the body, but since their roles are not clear they have not been classified as essential nutrients?
arsenic & nickel
The body's ability to absorb and use minerals is called _____.
bioavailability
Which of the following are good food sources of calcium?
bok choy, sardines canned in oil with bones, cheese
Examples of diuretics include______.
caffeine, coffee, tea
Which of the following minerals participate in nerve transmission?
calcium, sodium, potassium
The production of hydrochloric acid in the stomach requires the mineral
chloride
Choose the good food sources of magnesium.
chocolate, spinach and green leafy vegetables, whole grains, & beans, nuts, and seeds
One role of which mineral is to associate with several enzymes that act as antioxidants?
copper
Foods that contain milk but are not good sources of calcium include _____.
cottage cheese, sour cream & cream cheese
A substance, such as caffeine, that increases urine production is called_____.
diuretic
Manganese is a component and activator of many ______.
enzymes
Which of the following is a role of sodium in the human body?
fluid balance
Which of the following are good plant sources of iron? Pumpkin seeds, baked beans, whole
grain total cereal
People with osteoporosis______.
have weak bones, suffers more fractures
The protein in red blood cells that transports oxygen to tissues and contains iron is
hemoglobin
Choose the functions of iron.
important in brain development, needed for immune system function, necessary for oxygen transport
Where does water move, if a cell has more sodium ions in the cell than there are in the solution surrounding the cell?
into the cell
In the body, copper is involved in______.
iron metabolism, collagen production, immune function
Fluoride _____ an essential nutrient
is not
Which of the following are vegetarian sources of iron?
kidney beans, mushrooms, whole-grain total cereal
Which of the following is considered a major mineral (needed in quantities of greater than 100mg)?
magnesium
Roles for chloride in the body include _____.
maintaining fluid balance, maintaining acid base balance, nerve transmission
Which of the following is a poor source of iron?
milk
A male has more muscle tissue than a female, therefore he will have _____ fluid in his body.
more
The protein in muscle cells that controls oxygen uptake from red blood cells and contains iron is
myoglobin
When the density and quality of bone is reduced and a person has porous bone, the individual is diagnosed as having
osteoporosis
Much of the zinc in our diet is supplied by the consumption of______.
poultry, red meat
Signs and symptoms of dehydration include _____.
rapid weight loss, coma, fatigue and thirst
Iron is an important component of______.
red blood cells
Which of the following is not a good source of magnesium?
refined grains
Roles for sulfur in the body include being______.
required for enzyme activity, incorporated into antioxidant molecules
When a substance moves from where it is highly concentrated to where it is less concentrated the process is called
simple diffusion
What is the source of most minerals?
soils, natural water, earth's rocks
The roles for fluoride in the body involve the______.
strengthening of bones & teeth
The mineral that is a component of the amino acids, cysteine and methionine is
sulfur
Select the primary function of iodine.
thyroid hormone synthesis
True or false: There is no Upper Level for potassium.
true
Select the food source that provides the most selenium per serving.
tuna
Choose the plant sources that are good sources of iron.
white enriched rice, pumpkin seeds, seedless raisins
Select the food that supplies the highest source of iron.
whole grain total, cereal, 3/4 cup
Is chromium known as an essential trace mineral for humans?
yes