Human nutrition/ vitamins Flashcards
What is human nutrition
Human nutrition describes the science of food and how it affects our health
What’s a carbohydrates function
Their function is that they’re the main source of energy in the body
What sugars are carbohydrates made of
Monosaccharides e.g glucose sweet honey and fruit
What happens when two simple sugars join together
They form disaccharide e.g sucrose and table sugar
What happens when small subunits link up
They make long chains which we know as Complex carbohydrates ( poly saccharides e.g potatoes
What’s a fats smallest unit
Triglycerides
A fats function
To provide heat insulation ,provide a protective layer around organs and form a part of the cell membrane
Other name for fat
Lipids
What’s a protien made of
Carbon, hydrogen oxygen and nitrogen
Proteins smallest unit
Amino acids
What’s a vitamin
Vitamins are chemicals needed for growth and protection against disease
Which vitamins are essential for keeping us healthy
A, B, C, D, E, K
Water soluble vitamins
B, C
Fat soluble vitamins
A, D, E, K
Irons function
Make heemoglobin in red blood cells
Calcium function
Strong bones/ teeth
Irons food source
Red meat and vegetables
Calcium food source
Dairy, tinned fish
How much of human cells are made up of water
70-95 percent
What’s a balanced diet
A balanced diet is one that gives your body all the nutrient s and energy needed to function correctly. This amount may be different for each food group
