Total fiber intake consists of

Mucus is produced by all of the following structures,

The actions involved in the process of digestion are

The best food sources of the two essential fatty acids are

Pernicious anemia and neurologic degeneration are associated with deficiency of

One of the functions of essential fatty acids is to

The percentage of the total daily energy intake for healthy individuals that should be supplied by carbohydrate is

Infections are common in people who have inadequate protein intake because of an insufficient quantity of

A factor that favors absorption of iron includes

Iron has an important metabolic function in