Body weight and energy balance

Question 1

Weight balance

Answer 1

Energy intake = energy output

Question 2

Regulation of energy intake

Answer 2

Hypothalamus => Hunger, satiation, satiety

External cues => appetite ( psychological, cultural, environmental)

Internal factors => GI sensations, neurological and hormonal factors

Question 3

BMI body mass index

Answer 3

Underweight => BMI < 18.5 kg/m^2

Normal weight => 18.5 < BMI < 25

Overweight => 25 < BMI < 30

Obesity => BMI > 30

Morbidly obese BMI > 40

Question 4

Factors leading to obesity

Answer 4

Genetic 
Socioeconomic status 
Food intake 
Sedentary lifestyle 
Pregnancy 
Environment 
Drugs 
Brain damage 
Childhood adipose tissue 
Endocrine abnormalities 
Brain damage 
Psychological 
Viruses