Trace Minerals
Adult females, aged 19 to 50, need __________ mg daily of dietary iron.
18
Which of the following factors decreases the absorption of iron?
Excessive use of antacids
A genetic disorder that causes an accumulation of copper in the brain and liver, causing damage to those organs is known as
Wilson's Disease
Iron is important in the body because it is
a component of hemoglobin
selenium is involved in
antioxidant activities
what is a good dietary source of copper
cocoa
which form of iron cannot be easily absorbed by the body
ferric iron (non-heme)
what acts as temporary storage for iron in the intestine
ferritin
Which of the following minerals acts as a protective factor in the development of dental caries?
flouride
excess fluoride can cause
fluorosis
what are ways to help absorb iron & increase bioavailability
grains, Vitamin C, MFP factor
The main function of chromium in the body is to
improve insulin's effectiveness in glucose transport and metabolism
goiter is caused by a lack of what trace mineral
iodine
what mineral is an essential component of the thyroid hormone thyroxine.
iodine
Individuals who have the condition of pica may also develop a(n) __________ deficiency
iron
microcytic anemia is associated with the deficiency of
iron
what mineral is responsible for transporting oxygen in the blood
iron
what organ can cause increased blood pressure due to decreased blood volume
kidney
what organs play a role in maintaining blood volume
kidney, adrenal gland, pituitary, hypothalamus
what is a good source of dietary iron
meat
The protein that stores zinc in the intestinal cells and regulates its bioavailability is
metallothionine
Which of the following best describes the fluoride content in bottled water?
most likely insufficient
What substances bind iron and decrease its absorption?
phytates in cereal grains, oxalates, polyphenols, excess use of antacids, excess minerals
what is a good dietary source of iodine
saltwater fish
true/false: someone can drink too much water causing water intoxication, and in some cases can lead to death
true
true/false: sports drinks should be consumed only after one hour of intense activity, 80-95% of max heart rate
true
true/false: the first sign of dehydration is thirst
true
Which of the following minerals influences taste and smell perceptions?
zinc
what trace mineral is found in common over the counter cold medications (bc associated with helping the immune system)
zinc