B1.1 Flashcards

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Biology Unit 1.1: Healthy eating flashcards
Mel Hughes
Flashcards by Mel Hughes , updated more than 1 year ago
Mel Hughes
Created by Mel Hughes over 8 years ago
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Question Answer
What is a balanced diet? A diet containing the right amounts of: Fibre, Water, Minerals, Fats, Vitamins, Proteins, Carbohydrates.
What effect will Carbohydrates, proteins and fats do to the body? They will release the energy needed to live and make new cells.
How do vitamins and minerals effect your body? They make your body work healthily. Without them you will suffer deficiency diseases.
What''s the last word: Without a balanced diet, you will end up (...) Malnourished
Define malnourished Suffering from malnutrition. You will be weak and bad in health due to little food or to little of the types of food.
Our diet can become (...) based on the amount of energy we take in. Unbalanced.
Too much food/energy makes you (...) Gain weight.
Too little food/energy makes you (...) Lose weight.
How much energy do you need? The amount of energy you need depends on inherited factors and environmental factors. E.g. A male uses more energy than a female on average so he needs more food (chemical energy).
Key Point: The amount of work you do is normally directly proportional to the amount of energy you need.
What does food (chemical energy) do to your body? It supplies energy to your muscles as you work. The more energy you do, the more exercise you will need.
What is a metabolic rate? The rate of chemical reactions that take place in your cells.
A metabolic rate varies from person to person depending on their ... Age, size, gender and environmental factors.
The proportion of (...) to (...) affects your metabolic rate Muscle and fat.
Your metabolic rate can be changed by ... The amount of exercise you do.
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