Living Systems 1 Flashcards
What is the function of carbohydrates and how does it work
Carbohydrates (carbs) are the main source of energy in food. The body breaks down carbs into glucose (a type of sugar) which is used as energy
What foods DO NOT contain carbohydrates
meats, seafood, non-starchy vegetables
What is the function of protein and how does it work
Protein helps your body repair cells and make new ones. Protein contain amino acids that is used to repair muscles and bones and make hormones and enzymes
What foods contain protein
Animal-based foods e.g. meat, poultry, fish, eggs, and dairy foods
What is(are) the function(s) of fats
Fat helps keep organs and your body warm, serves as A energy source and transportes fat-soluable viatamins
What foods can fat appear in
Meat, fish, seafood, dairy products, nuts, seeds and oils
What is the function of vitamins
Vitamins help maintain good health
What is the function of minerals
Minerals maintain acid-base balance; keeping the body pH neutral
What foods can vitamins and minerals be found it
All healthy foods contain vitamins and minerals
What is the function of fibre (dietary fibre)
Fibre provides bulk which helps with the movement of matter through intestines. Dietary fibre softens and increases the weight and volume of your faeces. Lack of fibre will cause watery stool and constipation
What foods can fibre be found in
Fibre is found in vegetables, fruit, nuts and seeds
What is the function of water in the body
Water is a reactant of many of the chemical reactions that occur in the body. Dehydration can cause low blood pressure.
What are the organ systems present in the human body
skeletal, digestive, respiratory, circulatory, muscular, nervous, endocrine, reproductive
What are the two types of digestion
physical and chemical digestion
What organs are not part of the digestive tract
Salivary glands, liver, pancreas, tongue
