Chapter 11: Body Composition And Evaluation Flashcards

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1
Q

% obese

Adults

Children

A

36% adults

18% children

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2
Q

Ratio of fat mass to body mass

A

Body composition

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3
Q

LBM includes small amount of _ , whereas FFM does not

A

Essential lipids

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4
Q

Body comp testing estimates the percentage of weight that is _ , compared to _ weight - which is made up of muscle , bone and organ

A

Fat

Fat free weight

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5
Q

Essential fat

Men

Women

A

Men 2-5%

Women 10-13%

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6
Q

_ is composed of triglycerides and is stored around vital organs and within muscle tissue

A

Nonessential fat

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7
Q

2 most important habits to reach healthy and sustain ideal body weight

A

Healthy diet and daily exercise

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8
Q

Severe overweight and high body fat percentage

A

Obesity

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9
Q

Percent body fat

Athletes

A

Men 6-13%

Women 14-20%

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10
Q

Percent body fat

Fitness

A

Men 14-17%

Women 21-24%

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11
Q

Percent body fat

Acceptable

A

Men 18-24%

Women 25-31%

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12
Q

Percent body fat

Obesity

A

Men - 25% or greater

Women - 32% or greater

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13
Q

Non-essential fat stored (3)

A

Beneath skin

Around vital organs

In muscle tissue

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14
Q

_% greater risk for developing heart disease than client with BMI below 25

A

86%

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15
Q

Female athlete triad

A

Osteoporosis

Ammenorhea

Eating disorders

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16
Q

Test body composition _ times per year

A

2-3

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17
Q

BIA _ BF% in the obese population

A

Underestimate BF%

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18
Q

BMI calculation

A

Weight (kg) / height (m) squared

19
Q

Lbs to kg

Inches to meters

A

Lbs / 2.2

Inches x .0254

20
Q

BMI

Normal

A

18.5 to 24.9

21
Q

BMI

Overweight

A

25-29.9

22
Q

BMI

Obese

Grade I, II, III

A

Grade I 30-34

Grade II 35-39

Grade III 40 and greater

23
Q

Circumference measurement sites

Abdomen

A

Level of the umbilicus

24
Q

Circumference measurement sites

Hips

A

Largest circumference at posterior extension of gluteals

25
Q

Circumference measurement sites

Iliac

A

Level with uppermost portion of iliac crests

26
Q

Circumference measurement sites

Waist

A

Narrowest part of torso

Or

Base of sternum and the umbilicus

27
Q

Quick, reliable technique to determine body fat distribution

Calculation

A

Waist to hip ratio

W/H

28
Q

WHR - men

Excellent

At risk

A

Excellent less than .85

At risk .95 and greater

29
Q

WHR - women

Excellent

At risk

A

Excellent - less than .75

At risk - .86 or greater

30
Q

_% of total body fat lies under the skin

A

50%

31
Q

Skinfold calculations derived from

A

Hydrostatic weighing techniques

32
Q

Measure _ side of body when using calipers

A

Right side

33
Q

of caliper measurements at each site

Wait _ btwn each measurement

A

15 seconds

34
Q

Skinfold sites - men

A

Chest - crease of the underarm

Thigh - midway btwn hip and knee

Abdomen - lateral to umbilicus 1 inch

35
Q

Skinfold sites - women

A

Triceps - btwn shoulder and elbow

Thigh- midway btwn hip and knee

Supraillium- anterior to crest of ilium

36
Q

Well hydrated and no exercise in the past 6 hours are requirement for this body comp testing

A

Bioelectrical impedience

37
Q

Bioelectrical impedience…electrical current greater through _ than _

A

Lean tissue than through fatty tissue

38
Q

Hydrostatic weighing - BF% calculated from

Considered _ of body comp assessment

A

Body density

*gold standard

39
Q

Benchmark for body comp techniques

A

Dual energy X-ray absorptiometry

DEXA

40
Q

Ability to identify exactly where fat is distributed throughout the body

A

DEXA

41
Q

BOD POD

Determines body volume by measuring volume of _

A

ADP air displacement plethysmography

Air in the chamber while empty and with a person inside

42
Q

Can measure amounts of subcutaneous fat at site

_ common measurement site

A

NIR near_infrared interactance

Biceps

43
Q

Factors that affect validity of NIR (3)

A

Probe pressure

Skin color

Hydration status