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Flashcards in Starvation and Obesity Deck (27):
0

basal metabolism includes?

body temp maintanence
breathing
heart beat
cellular activity

1

What is the balance of nutrients recommend for an average person?

Carbs - 50%
Fats - 20%
Proteins - 30%

2

For 67 cents at Mickey D's you get

supersized!
means consuming 400 extra calories, 36 grams of fat and $1-7 extra in healthcare costs

3

excess calories regardless of the source are stored as

FAT

4

Central obesity or Apple shape fat distribution

visceral upper body fat stored around abdominal organs is associated with high risk for many diseases

5

Pear shape fat distribution

tends to be subcutaneous lower body fat
relatively harmless

6

waist circumference

good predictor of risk factors

7

Fat wise, disease risk depends on

distribution of fat

8

White fat

Single large vesicle that stores fat - can expand and expand

9

Brown fat

have much smaller droplets and is specialized to burn them to yield heat
Cells are packed with mitochondria to accomplish this
Lipid droplets have size limit

10

Infants are born with rich stores of

brown fat
about 5% of body wt on upper spine and shoulders
adults do retain a little bit of brown fat

11

More brown fat tends to be associated with ....

lower body weight

12

if possible, what would the conversion of white fat to brown fat accomplish?

It has been shown in mice, brown fat burns more calories when mice over eat, protecting them from obesity
mice with extra brown fat tend to be leaner and healthier

13

Lipoprotein lipase

removes triglycerides from the bloodstream for storage in adipose tissue and muscles cells

14

Women tend to have a pear shape because

women have higher LPL activity in the breasts, hips and thighs

15

Mutations in the Leptin gene leads to ..

insatiable appetite and obesity
Leptin signals sufficient energy stores and suppresses appetite

16

Principal cause of hunger?

Poverty

17

Fasting

when people choose not to eat

18

Starvation

when people have nothing to eat

19

Healthier food and diet patterns cost

more than less healthy options

20

During fasting, how is the body getting energy?

glycogen
FA
break down of Protein

21

What is a sign of protein degradation?

elevated BUN

22

Poverty-Obesity paradox

highest rate of obesity occurs in those living in the greatest poverty

23

Nutrient rich foods _____ more than calorie dense foods

more

24

Poor quality diet delivers

more calories but fewer nutrients

25

Eating disorder

disturbances in eating behavior that jeopardize a person's physical or psychological health

26

Disordered eating

eating behaviors that are neither normal or healthy
include restrained eating, fasting, binge eating and purging