Nutrition Lec Classification of Nutrients Flashcards
needed in larger quantities (in gram range).
Macronutrients
also called energy-providing nutrients
Protein.
required for energy and provide body’s main source of energy (4 calories
per gram)
Carbohydrates
(T or F) the brain works entirely on glucose alone
True
used in making steroids and hormones and serve as solvents for hormones and fat
soluble vitamins
Fats
have the highest caloric content and provide the largest amount of energy when burnt
Fats
they provide amino acids and make up most of the cell structure including the cell
membrane.
Proteins
n cases of extreme starvation,
the muscles in the body, that are made up of proteins, are used to provide energy.
muscle wasting
makes up a large part of our body weight and is the main component of our body
fluids. serves as a carrier, distributing nutrients to
cells and removing wastes through urine.
Water
these are required in very minute amounts. heir main function is to enable the many chemical reactions to occur in the body.
They do not function for the provision of energy.
Micronutrients
essential for normal metabolism, growth and development, and regulation of
cell function. They work together with enzymes and other substances that are necessary for a
healthy life.
Vitamins
(T or F) Fat soluble Vitamins can be excreted
in the body when in excess
False (stored in the fatty tissues)
(T or F) Water soluble vitamins are excreted in urine
when in excess and so need to be taken daily
True
are found in ionized form in the body.
Minerals
Examples of Fat- soluble vitamins
A, D, E, K
