28 Questions
Who conducted the Minnesota Starvation Study?
Ancel Keys
What did the subjects of the Minnesota Starvation Study undergo for six months?
A controlled diet with a 25% loss in body weight
What did the findings of the Minnesota Starvation Study reveal about the subjects' appetite during the re-feeding phase?
Subjects had a strong appetite for 12 weeks and remained preoccupied with food.
What happened to a small number of subjects after the restrictions were lifted?
They overate and struggled with their eating habits
What is the estimated duration of the restrictions in the study?
8 months
What is a common symptom experienced by individuals with starvation syndrome related to their sensation of temperature?
Feeling cold, particularly in hands and feet
Which of the following is a cardiovascular change associated with starvation syndrome?
Slowed pulse and reduced heart volume
What physical changes are observed in the skin and hair of individuals with starvation syndrome?
Skin becomes pale, cold, and dry, and hair becomes thin and falls out
What is the estimated reduction in basal metabolic rate associated with starvation syndrome?
40%
Which of the following is a physical change associated with starvation syndrome?
30% decrease in strength and reduced work capacity and endurance
Which of the following is NOT a common physical change associated with starvation syndrome?
Testicular enlargement
Which of the following is a psychological change associated with starvation syndrome?
Increased sensitivity to noise and irritability
How does starvation syndrome affect the subjects' ability to control their emotions and aggression?
Subjects are aware of their irritability but unable to control their emotions and aggression
What impact does starvation syndrome have on subjects' mental alertness, comprehension, and ambition?
Decreased mental alertness, comprehension, and ambition
What are some personality changes associated with starvation syndrome?
Decreased concentration, self-discipline, and mental alertness
How does starvation syndrome affect the subjects' interest in life?
It decreases their interest in life
Which of the following is a typical change in interest related to personal grooming and appearance in individuals with starvation syndrome?
b. Decreased interest in personal grooming and appearance
What is a common outcome of decreased concentration and ambition in individuals with starvation syndrome?
d. Increased frustration in daily life
How does the starvation syndrome affect subjects' self-centeredness and ego-centric behavior?
b. It increases self-centeredness and ego-centric behavior.
Which of the following is a common change in food-related behaviors in individuals experiencing starvation syndrome?
Increased interest in food, meal planning, and recipe collection
How does starvation syndrome affect individuals' attitudes towards boring or plain foods?
Boring food becomes more appealing to them
What change in food-related behavior is commonly observed in starvation syndrome regarding the consumption of meals?
Some individuals take up to 2 hours to finish a meal
Which behavior is NOT mentioned in the description of the condition?
Decreased exercise
What behavior is commonly associated with individuals affected by starvation syndrome regarding their food possession and consumption?
They are more possessive about food and experience anger if they see food being wasted
How does the group's mood change over time in relation to starvation syndrome?
Initially happy, but then becomes more serious with increased sarcasm and less humor
What was the central topic of conversation of the men in the starvation study?
c. Food
What change was observed in the behavior of men within the starvation study?
c. They become reluctant to be part of a group, plan activities, or interact with others.
How did the group's mood change over time in the starvation study?
b. Initially happy, but then becomes more serious with increased sarcasm and less humor.
Study Notes
The Minnesota Starvation Study
- Conducted by Ancel Keys and his team
- Subjects underwent a six-month period of semi-starvation, during which they lost approximately 25% of their body weight
Physical Changes
- Skin and hair changes: dry, thin, and brittle skin; brittle, thinning, or falling hair
- Cardiovascular changes: decreased heart rate and blood pressure
- Body temperature regulation: feeling cold even in mild temperatures
- Estimated reduction in basal metabolic rate: 40%
Psychological Changes
- Emotional changes: increased anxiety, depression, and irritability; loss of ambition and motivation
- Mood changes: increased mood swings, emotional instability
- Personality changes: increased self-centeredness, ego-centric behavior
- Decreased concentration, mental alertness, and comprehension
- Loss of interest in life, hobbies, and social interactions
Food-Related Behaviors
- Increased preoccupation with food, cooking, and recipes
- Hoarding food, hiding food, and eating in secret
- Eating more slowly, savoring food, and enjoying mealtime
- Avoiding boring or plain foods, craving flavorful and rich foods
- Eating more frequently, including midnight snacks
Social and Behavioral Changes
- Increased argumentativeness, mood swings, and emotional instability
- Decreased interest in personal grooming and appearance
- Changes in conversation topics: food, cooking, and nutrition become central topics of conversation
- Social withdrawal and isolation, decreased interest in social interactions
Test your knowledge on the Minnesota Starvation Study! Find out who conducted the study and what the subjects underwent for six months.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
