LT2 Minnesota Expt

Question 1

Why did the Mediterranean diet become popular?

Answer 1

Research into links between dietary saturated fat and CVD

Question 2

What was the aim of the Minnesota Expt?

Answer 2

Characterise physical and metal effects of stavation on healthy men

By observing them under normal, starvation and re-feeding conditions

Question 3

What measurements were taken?

Answer 3

Body mass
Muscle strength
Bone density
Ogan size (by x-ray)
Cardio-respiratory function
Exercise tolerance
Mood and psychometric tests

Question 4

What were the re-feeding diets split into?

Answer 4

4 groups of high to low calori diets

Each split into subgroups
Placebo
Hi protein
Hi vitamin
Combinations

Question 5

When re-feeding enough food must be supplied for what?

Answer 5

Allow tissues destroyed during stavation to be rebuilt

Question 6

What is important in a rehabilitation diet?

Answer 6

Calories need to be abundant

Unless calories are abundant, then extra proteins, vitamins, and minerals are of little value

Question 7

Why did they initially lose weight during rehab?

Answer 7

A result of losing the excess edema fluidin their bodies

Question 8

What happened to many after long-term recovery?

Answer 8

Many reported eating excessively after they left Minnesota

Put on weight because felt like there was a cavity that needed filling

Question 9

What is the problem?

Answer 9

Malnutrition

Focus of re-feeding on restory body weight, growth and positive N balance

Recovery is highly individual

Weight gain tends to be fat (lean body mass(protein) lags bt is required for health)