A major function of selenium is:

A major function of selenium is:
 
  a. as an antioxidant.
  b. thyroxine production.
  c. red blood cell formation.
  d. glycogen production.

Q. 2

A major benefit of fluoride is:
 
  a. providing structural support to cells.
  b. preventing anemia.
  c. preventing dental caries.
  d. slowing the aging process.

Q. 3

For public health purposes, the level of fluoridation in public water supplies should be:
 
  a. 0.5 ppm.
  b. 1.0 ppm.
  c. 2.0 ppm.
  d. 3.5 ppm.

Q. 4

The mineral that enhances the ability of the tooth structure to withstand the erosive effect of bacterial acid is:
 
  a. zinc.
  b. calcium.
  c. chromium.
  d. fluoride.

Q. 5

Symptoms of impaired sense of taste and smell are sometimes caused by a deficiency of:
 
  a. zinc.
  b. chromium.
  c. chlorine.
  d. magnesium.

Q. 6

The minerals involved in hemoglobin synthesis are:
 
  a. molybdenum and cadmium.
  b. magnesium and manganese.
  c. iron and zinc.
  d. iron and copper.

Q. 7

When a person experiences impairment of taste, the condition is known as:
 
  a. hypogeusia.
  b. hyposomia.
  c. hypostasis.
  d. hypothermia.

Q. 8

Zinc is important throughout the life cycle, but especially during:
 
  a. pregnancy.
  b. young adulthood.
  c. middle adulthood.
  d. older adulthood.