nutricion Flashcards

1. the rate at which the body uses energy while at rest to keep vital functions going, such as breathing and keeping warm.

A measurement of the energy content of food.

any of a large group of organic compounds that includes sugars, starch, and cellulose, containing hydrogen and oxygen in the same ratio as water (2:1) and used as structural materials and for energy storage within living tissues.

1. a compound of the sterol type found in most body tissues. Cholesterol and its derivatives are important constituents of cell membranes and precursors of other steroid compounds, but a high proportion in the blood of low-density lipoprotein (which transports cholesterol to the tissues) is associated with an increased risk of coronary heart disease.

Diabetes is a disease that occurs when your blood glucose, also called blood sugar, is too high. Glucose is your body's main source of energy.

Dietary fiber, also known as roughage or bulk, includes the parts of plant foods your body can't digest or absorb. Unlike other food components, such as fats,

Your digestive system is a group of organs that work together to digest and absorb nutrients from the food you eat.

the ionized or ionizable constituents of a living cell, blood, or other organic matter.

a natural oily or greasy substance occurring in animal bodies, especially when deposited as a layer under the skin or around certain organs.

a type of food (e.g. fat, protein, carbohydrate) required in large amounts in the diet.

the chemical processes that occur within a living organism in order to maintain life.

1. a chemical element or substance required in trace amounts for the normal growth and development of living organisms.

a solid inorganic substance of natural occurrence.

a substance that provides nourishment essential for growth and the maintenance of life.

Proteins are large, complex molecules that play many important roles in the body

a type of fat containing a high proportion of fatty acid molecules without double bonds, considered to be less healthy in the diet than unsaturated fat.

another term for trans-fatty acid.

a type of fat containing a high proportion of fatty acid molecules with at least one double bond, considered to be healthier in the diet than saturated fat.

any of a group of organic compounds which are essential for normal growth and nutrition and are required in small quantities in the diet because they cannot be synthesized by the body.

a colorless, transparent, odorless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.