Exam 3: Body Composition Flashcards
Body Composition, Muscular Fitness and Flexibility
Can weight gain cause diseases?
Yes!
Heart disease, diabetes, cancer, other health problems
Movement inefficient/Difficult
Who burns more calories at rest? Overweight or fit?
Fit
Where is excess body fat mainly stored?
In the Abdomen
hypertension,
metabolic syndrome,
Type 2 diabetes mellitus (T2DM),
stroke,
CVD,
and dyslipidemia
Are diseases caused by excess body fat
How many individuals are over weight or obese?
2/3 or 68.5%
How many individuals are obese?
1/3 or 34.9%
What is Sarcopenia?
Sarcopenia — degenerative loss of muscle mass and strength
What is (% body fat) compared to total lean mass?
The relative percentage of body mass that is fat (% body fat) compared to total lean mass.
It divides the body into fat and fat free mass
What is lean body mass?
all the body’s nonfat tissues.
Skeleton, water, muscle, connective tissue, organ tissues, teeth
Essentail vs. Non-essentail fat
Essential fat: fat incorporated into organs and tissues
Nonessential fat: fat within adipose tissue
What is the min essentail fat?
Men: 6-8% or higher
Women: 10–13%
Basic body composition
the relative percentage of body mass that is fat and fat-free tissue using a two-compartment model.
What BMI is overweight?
65% Americans overweight
(BMI 25 – 29.9)
What is normal weight?
18.5 — 24.9
Can Athletes be overweight?
According to BMI, yes
What BMI is Obese grade I?
BMI = 30 — 34.9
What is BMI Obese grade II?
35.0 — 39.9
What BMI is obese grade III?
40 up
What are three methods of measuring body composition?
- Anthropometric methods
- Densitometry
- Other Tech techniques
What are Anthropometric methods?
- Height, weight and body mass index (BMI)
- Circumferences
- Skinfold measurements
What is Densitometry?
- Hydrodensitometry weighing (underwater)
- Plethysmography (air pressure)
How do you calculate BMI or Quetelet Index?
Body Weight Divided Height
kg / m^2
What BMI is a greater health risk?
27.3. kg/m^2 W
27.8 kg/m^2 M
What waist circumference is a health risk?
W = 88
M = 102
How many lbs are in a kg?
2.2lbs = in 1 kg
How many cm are in a in?
2.54 cm = in 1 inch
Is Circumference a good indicator of body fat?
Yes!
Circumference—girth measurements are reasonably accurate in estimating body fat (prediction equations) in unfit subjects.
Its not good for body fat%
What is Android obesity?
Fat in stomach
What is Gynoid Obesity?
Fat in the hips
Waist-to-Hip Ratio
Waist-to-Hip Ratio — Levels of subcutaneous body fat in the upper body (waist measurement) and lower body
Where are the circumference measuremennts?
Neck
Upper Arm (arms down)
Forearm
Chest
Waist
Hip
Abdomen (illiac crest + belly bbutton)
Upper Thigh (imginql fold) (knee flexed)
Mid Thigh
Calf
reteat if more than 5mm