Exam 4 part 1 Flashcards

1
Q

BMI formula (Kg):

A

Weight (kg)/ Height (m^2)

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2
Q

BMI formula (pounds)

A

Weight (Ib) * (703/height in.^2)

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3
Q

These describe ______:

Over-fatness with adverse health effects

Officially defined as having a body mass index of 30 or higher

A

Obesity

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4
Q

Body mass Index ranges:

Underweight:
Normal:
Overweight:
Obese:

A
Underweight = <18.5
Normal = 18.5 - 24.9
Overweight = 25 - 29.9
Obese = greater than or equal to 30.0
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5
Q

__% of the population is overweight or obese and __% of the population is obese

A

68%

36%

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6
Q

Obesity is __% genetic and __% environment

A

40%

60%

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7
Q

Obese class 1 range:

Obese class 1 is considered ____ risk for waist circ

A

30-34.9

high

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8
Q

Obese class 2 range:

Obese class 2 is considered _______ for waist circ

A

35-39.9

very high risk

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9
Q

Cut-points for waist circumference for men and women

A

40 inches for men and 35 inches for women

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10
Q

Underweight risks of high waist circ.

A

normal/low risk

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11
Q

Class 3 obesity range:

class 3 obesity is considered ______ for waist circ

A

40 or higher bmi

extreme risk

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12
Q

_____: Estimated Energy Requirements (Based on gender, age, physical activity, height and weight)

A

intake

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13
Q

EER stands for _____ _____ ______ and was established by:

A

estimated energy requirements

Dietary reference intake comittee

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14
Q

The EER is based on ____, age, _____ ____, and Height and weight

A

gender

Physical activity

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15
Q

EEE stands for

A

Estimated energy expenditure

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16
Q

contributors to EEE include:

A

Energy in foods and beverages

17
Q

There is/is not an easy way to determine energy expenditure

A

is not

18
Q

The body expends approx __-__% BMR

A

50-65%

19
Q
How do the following effect BMR?
Age?
Height?
Growth?
Body composition?
A

Age: Youth have higher BMR

Height: Tall people have higher BMR’s (more surface area)

Growth: Children/Pregnant women have higher BMRs

Body Comp: More lean tissue=Higher BMRs

20
Q

How do the following effect BMR?

Stress:
Environmental temperature:
Fasting/starvation

A

Stress: Stress hormones raise BMR
Environmental temperature: Adjusting to heat or cold raises BMR
Fasting/starvation: Hormones lower BMR

21
Q

Thyroxine is:

A

a Thyroid hormone that regulates BMR

22
Q

Higher Thyroxine production means lower/higher BMR

A

Higher

23
Q

The body speeds up its metabolism by _-__% when you eat (thermic effect of food)

A

5-10%. so 5-10% of energy is due to this

24
Q

BMR speeds up by __-__% due to physical activity

A

20-25%

25
Q

Benefits of of modest weight lost

A

Decreased cardiovascular risk

Decreased blood and insulin levels

Decreased blood pressure

26
Q

Modest weight loss decreases ___ and triglycerides and increases ___

A

LDL

HDL

27
Q

Binge eating disorder is different from bulimia nervosa in that:

A

it doesn’t involve purging

28
Q

Most people with Anorexia nervosa are _____ class

A

middle-upper

29
Q

Which eating disorder is most secretive?

A

bulimia

30
Q

Causes of eating disorders include:

A

Media messages, severe food restriction in dieting, painful emotions about body perception

31
Q

______:

 Growth ceases
 Normal development falters
 Loss of lean tissue
• decreased metabolism
 Bones weaken
• Risk for osteoporosis
 Internal organs suffer
• Heart chamber diminish in size
• Heart muscles become weak and thin
• Blood pressure falls
 Anemia ensues
• Due to iron deficiency
 Brain loses tissue
• Nerves cannot function normally
 Impaired immune response
• Alter in blood lipids
A

Anorexia

32
Q
\_\_\_\_\_\_:
 Fluid and electrolyte imbalance
• Caused by vomiting
 Urinary tract infections
• Can lead to kidney failure
 Vomiting
• Causes irritation/infection of pharynx, esophagus, and salivary glands; erosion of teeth and dental cavities
• Esophagus or stomach may rupture or tear
A

Bulimia

33
Q

Bulimia chain of events

A

Vomiting causes fluid and electrolyte imbalance

Urinary tact infections damages kidneys

34
Q

______
• Causes irritation/infection of pharynx, esophagus, and salivary glands; erosion of teeth and dental cavities
• Esophagus or stomach may rupture or tear

A

vomiting

35
Q

The female triad includes:

A

Osteoporosis, Amenorrhea (menstreual cessation), and Disordered eating.

36
Q

________:

Loss of calcium from bones can lead to bone loss, which can lead to stress fractures and osteoporosis

A

Osteoporosis

37
Q

causes of death 2000: __% are due to poor diet and physical inactivity, a few more are due to smoking (approx 18%)

A

15%

38
Q

Officially obesity is defined as >__% body fat in men under 40 and __% in men over 40.

Defined as >__% in women and __% in women over 40

A

22%
25%
32%
35%

39
Q

Goal weight loss in obesity is _-__% that can be maintained for _ months

A

5-10% and can be maintained for 6 months