Concetti Chiave
- The human body functions like a machine, requiring fuel, maintenance, and repair, provided by the food we consume.
- Food supplies the body with essential nutrients that offer heat, energy, aid in growth, repair tissues, and protect against diseases.
- Roughage in food is crucial for proper bowel movement and helps prevent constipation.
- Nutrition involves the processes by which the body absorbs food nutrients, essential for maintaining health and vitality.
- There are six main classes of food nutrients, each fulfilling specific roles in the body, and different foods provide these diverse nutrients.
Il corpo umano come macchina
The human body is like a machine. It therefore needs fuel to do its work. It also needs good maintenance and regular repair. These needs are met by the food we eat. It is therefor important that you know the different types or food nutrients, their functions and sources, so that you can combine them well to have a balanced diet. The way we eat (eating-habit or manner) shows who we are.
Food is any liquid or solid material which when eaten and digested can provide the body with nourishment. Food performs the following functions:
i) it provides the body with heat and energy.
ii) it helps in the growth and repair of body tissues.
iii) it protects the body from diseases.
iv) roughage in food helps bowel movement and prevents constipation.
v) Fois is necessary for good health and vitality.
Significato della nutrizione
Meaning of nutrition:
Nutrition is the sum of the processes by which our body takes in food nutrients for nourishment. As an area of study, nutrition deals with the food we eat and how it nourishes our body.
Food nutrients are simple chemical substances which are contained in the food we eat. There are basically six classes of food nutrients and each class perfectly performs special functions on the body. Different foods contain different types of food nutrients.
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