Chapter5908:59Minerals
Nix:59Williams'59Basic59Nutrition59and59Diet59Therapy,5915th59Edition
MULTIPLE59CHOICE
1. The59mineral59present59in59the59body59in59the59greatest59amount59is
a. sodium.
b. calcium.
c. iron.
d. chloride.
ANS:5 9 B
Calcium59is59present59in59the59greatest59amount59in59the59body59and59functions59in59bone59an
d59teeth59formation,59blood59clotting,59muscle59and59nerve59action,59and59metabolic59reacti
ons.
DIF: Cognitive59Level:59Knowledge REF:5 9 p.59110
TOP:5 9 Nursing59Process:59Planning59MSC:5 9 NCLEX:59Physiological59Integrity:59Physiol
ogical59Adaptation
2. The59factors59most59responsible59for59regulating59calcium59absorption59from59food59are
a. activity59and59diet.
b. dietary59intake59and59vitamin59D59hormone.
c. metabolic59rate59and59cardiovascular59function.
d. vitamin59D59hormone,59calcitonin,59and59parathyroid59hormone.
ANS:5 9 D
The59absorption59of59dietary59calcium59depends59on59the59interaction59of59three59hormones—
vitamin59D,59parathyroid59hormone,59and59calcitonin59that59directly59control59absorption59along59
with59indirect59metabolic59stimuli59from59the59estrogen59hormones.
DIF: Cognitive59Level:59Knowledge REF:5 9 p.59111
TOP:5 9 Nursing59Process:59Planning59MSC:5 9 NCLEX:59Physiological59Integrity:59Physiol
ogical59Adaptation
3. Binding59agents59such59as59oxalic59acid59and59phytic59acid59inhibit59absorption59of
a. potassium.
b. sodium.
c. sulfur.
d. calcium.
ANS:5 9 D
Oxalic59acid59is59a59compound59found59in59some59plants,59such59as59spinach,59rhubarb,59Swiss59
chard,59beet59greens,59and59certain59other59vegetables59and59nuts,59that59form59insoluble59salts
59with59calcium,59called59oxalates.
DIF: Cognitive59Level:59Knowledge REF:5 9 p.59114
TOP:5 9 Nursing59Process:59Planning59MSC:5 9 NCLEX:59Physiological59Integrity:59Physiol
ogical59Adaptation
4. The59person59most59at59risk59for59developing59osteoporosis59is59a
a. 25-year-old59woman59who59plays59tennis59three59times59a59week.
b. 35-year-old59woman59who59has59sustained59multiple59trauma59and59is59bedridden.
, c. 55-year-
old59woman59who59exercises59three59times59a59week59and59consumes59adequate59mi
lk59and59dairy59products59at59least59three59times59a59day.