Nutrition CH1-3

The primary psychological (internal) drive to find and eat food, mostly regulated by the internal cues to eating.

The primary psychological (external) influences that encourage us to find and eat food, often in the absence of obvious hunger.

State in which there is no longer a desire to eat; a feeling of satisfaction.

Chemical substances in food that contribute to health, many of which are essential parts of a diet. Nourish us by providing calories to fulfill energy needs, materials for building body parts, and factors to regulate necessary chemical processes in the body.

In nutrient terms, a substance that, when left out of a diet, leads to signs of poor health. The body either cannot produce this nutrient or cannot produce enough of it to meet its needs. Then, if added back to a diet before permanent damage occurs, the affacted aspects of health are restored.

A six-carbon sugar that exists in a ring form; found as such in blood, and in table sugar bound to fructose; also known as dextose, it is one of the simple sugars.