chap. 4 fats Flashcards
1
Q
what is fats (lipids) role in wellness
A
- comprised of triglycerides, phospholipids, and sterols
- valuable and necessary for heath
2
Q
what are the 6 fat soluble vitms.
A
- vit A
- vit D
- vit C
- vit E
- vit K
6/ vit b-complex
3
Q
what is the function of a triglyceride?
A
- source of energy
- Palatability
- satiety and satiation
- food processing
- nutrient source (contain or transport fat soluble vitamins A, D, E, K
4
Q
what are essential fatty acid (EFA) deficiency? present
A
- skin lesions and scaliness (eczema)
- increased susceptible to infection
- due to increased permeability leading to breakdown of membranes in body
5
Q
what are the physiological functions of triglycerides?
A
- store energy (in fat cells, and fuel)
- organ protection
- temp regulator
- insulation
6
Q
what are the functions of phospholipids?
A
- cell membrane structure
- lecithin: main phospholipid
7
Q
what is the function of sterols?
A
- Precursors to bile, vitamin D, sex hormones, cells in brain and central nervous system
8
Q
what are the type of sateurated fats?
A
- triglycerides (largest class & lipid in body)
9
Q
what are examples of monounsaturated fatty acids?
A
- primary sources include olive oil, peanuts, avocado and canola oil
10
Q
Polyunsaturated fatty acid examples?
A
- veg oils, fish, margarine
- omega - 3 & 6 fatty acids
11
Q
A
