Flashcards in Nutrition Deck (76)
Process of providing/obtaining food necessary for health and growth
What is the role of vet nurses in patient nutrition?
Feed in practice
Identify diet issues
Components in the diet that have specific functions in the body
What is the difference between essential and non-essential nutrients?
Essential- can't be synthesised by the body, need to be in diet
Non-essential- can be synthesised in body, dont need to be in diet
List the classifications of nutrients
What is the function of water in the body?
Homeostasis of internal environment
What are the inputs and outputs of water?
Inputs- drinking, food, metabolic water
Outputs- urine, faeces, saliva, sweat, vomiting
What is normal total water loss from the body?
What is the main energy source in the body?
How are carbohydrates stored in the body?
Glycogen in muscle and liver
What is the function of carbohydrates in the body?
When do carbohydrates cause problems in some patients?
Some cant easily be digested causing diarrhoea or GI problems
What are the different types of fibre?
Insoluble- cellulose in veg and cereal grains
Soluble- pectin, fruit, vegetables, beans, oats, lentils
What is the functions of fibre?
Aid GI system
Make faeces softer and bulkier to pass easier
Prevent constipation and diarrhoea
Decrease calorie density
What are problems associated with fibre?
Too much can cause high fecal output
What are the functions of proteins?
List the 10 essential amino acids
What is the additional essential amino acid required by cats and why is it essential for them?
Is produced in conversion of methionine or cytosine but this process is too slow in cats
Why cant cats be vegetarian?
Taurine is found in animal protein
What can taurine deficiency in cats do?
Cause blindness and heart problems
Define biological value
Proportion of essential amino acids in protein and how easily available they are
What are sources of proteins?
What happens to excess protein?
Broken down by liver and kidneys for excretion but can compromise their function
What are the signs of protein deficiency?
What are the functions of fats?
Carry fat soluble vitamins
Source of essential fatty acids
Form cell membranes
Improve coat condition
Control water loss
What is the most important type of dietary fats?
What are sources of fat?
What are the essential fatty acids?
Linoleic acid- essential for all animals
Linolenic acid- synthesised from linoleic acid
Arachidonic acid- synthesised from linoleic acid
Which species cant synthesised arachidonic acid so need it in their diet?