Fats
What does the term 'deficiency' mean?
A lack of a nutrient in the diet
Which type of fat is usually solid at room temperature?
Saturated fat
What does LDL stand for?
Low-Density Lipoprotein
What does "function" and "source" mean?
Function = What a nutrient does in the body (its job or purpose).
Source = Which foods the nutrient can be found in.
Name one food that is high in unsaturated fat.
Olive oil, nuts, avocado or oily fish
What type of nutrient is fat: macronutrient or micronutrient?
macronutrient
Which type of fat is usually liquid at room temperature?
Unsaturated fat
Which type of cholesterol is commonly known as 'bad cholesterol'?
LDL
Which four vitamins require fat for absorption?
Vitamins A, D, E and K
Which type of fat is considered healthier for the heart?
Unsaturated fat
What are the three main types of fat?
Saturated, unsaturated and trans fats
Name two food sources of saturated fat.
Butter, cheese and red meat
What does HDL stand for?
High-Density Lipoprotein
Name two functions of fat in the human body.
Energy, insulation, protecting vital organs, absorbing fat-soluble vitamins and forming cell membranes
Name two possible health risks associated with eating too much saturated and trans fat.
Obesity and heart disease (also high cholesterol)
How much energy does 1g of fat provide?
9 kcal
What is the difference between monounsaturated and polyunsaturated fats?
Monounsaturated has one double bond; polyunsaturated has more than one
What happens when too much LDL builds up in the arteries?
It can clog arteries and increase the risk of heart disease
Explain how fat helps to protect the body from the cold.
Fat provides insulation, helping the body retain heat and maintain temperature
Alex eats lots of burgers, crisps and fried chicken. Which types of fat is he likely to be eating too much of?
Saturated and trans fats
Name three possible effects on the body of not eating enough fat.
Poor absorption of vitamins, poor temperature regulation and reduced energy stores
What is hydrogenation, and what type of fat can it create?
Adding hydrogen to vegetable oils to make them solid; this can create trans fats
Explain how eating too many saturated and trans fats can increase the risk of heart disease.
They can raise LDL (bad cholesterol), which builds up in arteries and increases the risk of heart disease
What are omega-3 and omega-6 examples of?
Essential fatty acids
Lisa avoids nuts, seeds, avocado and oils because she thinks all fat is unhealthy. Explain why this could be harmful to her health and suggest three foods she could include in her diet.
Unsaturated fats are important for health. Avoiding them can mean missing out on important nutrients and energy. Suitable foods include nuts, seeds, avocado and oily fish