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Flashcards on Nutrition and Metabolism
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What is nutrition?
The process of obtaining and consuming food for growth, development, and maintenance of the body.
What is metabolism?
The chemical reactions in the body that convert food into energy.
What are macronutrients?
Nutrients required in large amounts by the body: carbohydrates, proteins, and fats.
What are micronutrients?
Nutrients required in small amounts by the body: vitamins and minerals.
What is digestion?
The process of breaking down food into smaller molecules for absorption.
What is the role of carbohydrates in the body?
To provide energy for the body.
What is the role of proteins in the body?
To build and repair tissues, and to produce enzymes and hormones.
What is the role of fats in the body?
To provide energy, insulation, and cushioning for organs.
What is anabolism?
The process of building complex molecules from simpler ones in the body.
What is catabolism?
The process of breaking down complex molecules into simpler ones in the body.
What is an example of an anabolic reaction?
The synthesis of proteins from amino acids.
What is an example of a catabolic reaction?
The breakdown of glucose to produce energy.
What is the role of vitamins in the body?
To assist in various chemical reactions in the body.
What is the role of minerals in the body?
To support bodily functions and help maintain health.
What are the three main steps of metabolism?
Digestion, absorption, and cellular respiration.
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Test Your Knowledge
Which nutrients are required in large amounts by the body?
Vitamins
Macronutrients
Minerals
Micronutrients
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What is the process of breaking down food into smaller molecules for absorption called?
Anabolism
Catabolism
Digestion
Metabolism
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What is the role of proteins in the body?
Build and repair tissues
Provide energy
Insulate organs
Assist in chemical reactions
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What is the process of building complex molecules from simpler ones in the body called?
Anabolism
Catabolism
Digestion
Metabolism
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Which of the following is an example of a catabolic reaction?
The synthesis of proteins
The breakdown of glucose to produce energy
Building complex molecules from simpler ones
The breakdown of fats
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What is the role of vitamins in the body?
Support bodily functions
Assist in chemical reactions
Provide energy
Build and repair tissues
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Which step of metabolism involves the breakdown of complex molecules into simpler ones?
Digestion
Absorption
Building complex molecules
Catabolism
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What are the three main steps of metabolism?
Digestion, absorption, and cellular respiration
Anabolism, catabolism, and synthesis
Breaking down complex molecules, building complex molecules, and energy production
Transportation, excretion, and storage
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What is the primary role of carbohydrates in the body?
Build and repair tissues
Provide energy
Insulate organs
Assist in chemical reactions
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What are nutrients required in small amounts by the body called?
Macronutrients
Proteins
Fats
Micronutrients
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