Podcast
Questions and Answers
Which of the following carbohydrates is primarily responsible for preventing constipation?
Which of the following carbohydrates is primarily responsible for preventing constipation?
What role does cholesterol play in the body?
What role does cholesterol play in the body?
Which of the following is a function of lipids in the body?
Which of the following is a function of lipids in the body?
Which food source is rich in lipids?
Which food source is rich in lipids?
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What is a consequence of a diet high in lipids?
What is a consequence of a diet high in lipids?
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Study Notes
Carbohydrates
- Found in fruits, sugar cane, milk, cereals, potatoes, bread, and noodles
- Ribose and deoxyribose are building blocks for nucleic acids (RNA and DNA)
- Cellulose is a dietary fiber that helps prevent constipation
- Excess carbohydrates are stored as glycogen in skeletal muscles and the liver, or as fat
- Carbohydrates provide energy
Lipids
- Found in meat, butter, egg yolk, corn oil, olive oil, and margarine
- Phospholipids are a major component of cell membranes
- Cholesterol is a raw material for producing certain hormones (sex hormones)
- Lipids are involved in the absorption, transport, and storage of fat-soluble vitamins (e.g., vitamins A and D)
- Excess lipids are stored as adipose tissue (subcutaneous fat or visceral fat)
- Lipids act as heat insulators and shock absorbers for internal organs
- A diet rich in lipids may lead to diseases like coronary heart disease and obesity.
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Description
This quiz covers the essentials of carbohydrates and lipids, including their sources, roles in the body, and impacts on health. Test your knowledge on how these macromolecules function and their importance in a balanced diet.
