Week 3 Flashcards
What is body composition used for?
To describe relative amounts of fat and fat free tissues
Different ranges of body composition?
Underweight
Normal range
Overweight
Obese
Severely obese
Why do we measure body compositon?
General health screening
Asses long term change in body composition
Talent identifcation for sport
Body composition can show risk factors such as
heart disease
diabetes
hypertension
some cancers
hyperlipidaemia
two-componment model?
Body weight = fat free mass + fat mass
three-conponment model?
body weight = total body water + fat free dry mass + residual
Four-conponment model?
Body weight = total body water + bone mineral + fat mass + residual
types of fats?
Essential fat
Storage fat
Essential fat?
located in nerves
heart
glands
liver
storage fat?
Located in adipose tissue
Android fats pose risks of
Heart disease
Hypertension
Diabetes
Basal metabolic rate (bmr)?
Minimum amount of energy reqired to maintain physiological function
Resting metabolic rate (rmr)?
Less strict
Problems with BMI?
does not measure the amount of fat
Hydrostatic weighing?
subject is weighed both on land and when fully submerged in water
