AQA GCSE Food Preparation and Nutrition: Revision Guide

Here is a revision mind map to help you learn about fat: Rare in UK Weight loss Feeling cold Bruising of bones if knocked Lack of vitamins A, D, E, K Common in UK Fats are energy dense Weight gain Obesity Coronary heart disease FAT Macronutrient Fats – solid at room temperature Oils – liquid fats at room temperature Visible fats/oils Invisible fats/oils Fat molecule = Triglyceride Fatty acids are either: Saturated Unsaturated (monounsaturated or polyunsaturated) Animal: cheese, cakes, biscuits, pastries, sausages, salami, pies, ready meals, take away foods, milk, cream, ice cream egg yolk, oily fish Plant: vegetable fat spread, chocolate, seeds, nuts, olives, avocados, fried foods, salad cream, mayonnaise, hummus, crisps, chips Animal: butter, lard, suet, fat on meat, ghee, cod liver oil, oily fish Plant: white vegetable fat, cocoa butter, coconut cream, nut and seed oils butter, ghee, lard, block vegetable fat, palm oil, coconut, chocolate, suet oils – olive, rapeseed, sunflower; oily fish, avocado, nuts, seeds, vegetable fat spread Functions of fat in the body Keeps body warm (insulates body) Protects bones and kidneys Provides vitamins A, D, E, K Energy store Lack of fat in diet (fat deficiency) Too much fat (excess) 3311 Chapter 1: Nutrients : Fat