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Nutrition
Unit 4 section 2
| Question | Answer |
|---|---|
| Name 3 macro nutrients | Calcium, sodium, potassium, phosphorus, chloride, magnesium |
| Name 3 micro nutrients | Iron, zinc, iodine, copper |
| What is the correct calcium to phosphorus ratio? | Ca:P 1-1.4:1 |
| What is a protein? | Complex molecule built from amino acids |
| What are the chemical bonds called that hold the amino acids together? | Peptide bonds |
| What is a polypeptide? | Many peptides joined together to form a chain |
| How many amino acids are there? | 21 |
| Name 3 amino acids | - arginine - cystine - valine - taurine - histidine - lysine |
| What can an excess of protein cause? | Short - term hyperexcitability & conversion into fat adipose tissue |
| What is the name of the group that fat belongs to? | Lipids |
| What enzyme breaks down fat? | Lipase |
| Name 3 essential fatty acids | Linolenic, linoleic & arachidonic |
| What are vitamins A D E K examples of? | Fat soluble vitamins |
| Fat deficiency can cause what? | Abnormal skin & hair, andruff, greasy coat, coarse hair, reproductive failure |
| How much fibre is required in the diet of a rabbit? | 13-24% |
| What is the daily water requirements of dogs and cats? | 50ml/kg/day |
| What are saccharides? | Simple sugars |
| What are considered complex sugars? | Starch & fibre |
| What are the sources of magnesium? | cereals, bones & green veg |
| What mineral is responsible for oxygen transportation? | Iron |
| Which vitamin is important in eye health? | Vitamin A (retinol) |
| What can an excess of zinc cause? | Diarrhoea |
| Which breed of dog is prone to copper toxicosis? | Bedlington terrier |
| What is the function of vitamine B12? | Division of cells in bone marrow & normal functioning of brain |
| Deficiency in which vitamin can affect wound healing? | Vitmain C |