REVISION PRACTICE QUESTIONS WITH CORRECT
ANSWERS (2024 UPDATE)
The most readily usable form of energy for body metabolism. When the body does not receive an
adequate supply, other sources such as proteins and fats are used resulting in weight loss -
ANSWER- Carbohydrates
Sugar, starches and fiber are the main forms of energy for the body - ANSWER- Carbohydrates
Food sources of starches are plant foods, vegetables, breads, cereals and grains - ANSWER-
Potatoes , Macaroni, Rice are types which food source
Food sources of sugars are fruits - ANSWER- Honey, Molasses, Grapefruit, Apples
Fiber - ANSWER- Does not furnish energy but is needed for lower GI functioning
Carbohydrate deficiency - ANSWER- Manifested as weight loss with protein sources being
use for energy
Anorexia, bulimia are manifestations of _________ - ANSWER- Carbohydrate deficiency
Obesity and dental caries - ANSWER- Clinical manifestations of over consumption of
carbohydrates
Proteins - ANSWER- building blocks of the body, which break down into amino acids
Enzymes - ANSWER- Proteins that break down other proteins
, When increased proteins are needed for tissue repair - ANSWER- increased carbohydrates are
required to meet body's energy needs
Essential amino acids - ANSWER- Foods of high biologic value, such as eggs, milk and dairy
products, meat, fish, and poultry
Lack of protein - ANSWER- causes weakness, apathetic appearance, poor fat stores under the
skin, patchy scaly skin, hair loses it color, wounds that fail to heal
Fats - ANSWER- the body's fuel and energy storage systems and it cushions for protection
Fats - ANSWER- stored for later use
Functions of fats - ANSWER- maintain body temperature, acts as insulation,cushions vital
organs, facilitates absorption of the fat-soluble vitamins
Fat soluble vitamins - ANSWER- ADEK
Fats - ANSWER- Stored forms of energy that need carbohydrates for complete metabolism
Fats - ANSWER- Classified as lipids (oils)
Solid fats - ANSWER- breaks down into triglycerides and fatty acids
Saturated and unsaturated - ANSWER- Fatty acid classifications
Beef, pork, poultry, milk and milk products, butter, ice cream, egg yolk - ANSWER- Examples
of saturated fats
Unsaturated fats - ANSWER- do not solidify at room temperature (vegetable oil)