Exam (elaborations)
Body Composition – Questions & Solutions
- Course
- Institution
Body Composition – Questions & Solutions
[Show more]
Seller
Follow
Studycafe
Reviews received
Content preview
Body Composition – Questions & SolutionsTwo Component Model ✔️Ans - Partitions the body into two distinct
compartments
1. Fat-free body mass (FFM)
2. Fat mass (FM)
Essential and storage fat
Tissue densities ✔️Ans - Fat-free body tissue: 1.100 g/cm3
Adipose tissue: 0.900 g/cm3
Essential fat ✔️Ans - ~3% of body mass
- Consists of fat stored in bone marrow, heart, lungs, liver, spleen, kidneys,
intestines, muscles, and lipid-rich tissues of the central nervous system
- Normal physiological functioning
Sex-specific fat -Females ✔️Ans - ~9% of body mass
Essential for childbearing and other hormone-related functions
storage fat ✔️Ans - - Consists of fat accumulated in adipose tissue
depots
Includes:
- Visceral adipose tissue-surrounds organs
- Subcutaneous adipose tissue
Body Composition ✔️Ans - Total Body-Fat (Fat-Mass) = Essential Fat +
Storage Fat
Essential Fat (survival) ✔️Ans - - CNS
- Bone Marrow
- Organs (heart, liver, kidneys, spleen, etc.)
Lean Body mass ✔️Ans - includes essential fat and excludes storage fat
LBM = Body Mass - Storage Fat
Fat free mass ✔️Ans - excludes essential and storage fat
FFM = Body Mass - Total Body Fat
Body mass devoid of all fat
, Body frame size
female ✔️Ans - 10.357*Ht. + (biacromial + bitrochanteric)
small <1661.9
medium 1662.0-1850.7
large >1850.8
male (BFS) ✔️Ans - 8.239*Ht. + (biacromial + bitrochanteric)
small <1459.3
medium 1459,4 -1591.9
large >1592
BFS Limitations ✔️Ans - - Unvalidated estimates of body frame size
- Developed primarily from white population
- Focus on mortality data - not obesity related comorbidities
- No assessment of body composition
BMI ✔️Ans - Body mass (kg) height (m2)
optimal range: 20-25
increase or decrease from optimal range -> increase of disease*
* CAD, HTN, CVA, DM, CA, etc.
BMI limitations ✔️Ans - - fails to consider composition of body
- fat
BMI... ✔️Ans - - Generally related to body composition
- Highly correlated with relative body fat
- Probably provides a better estimate of obesity than Body Frame-Size
Overweight (1998) ✔️Ans - Lowered BMI to 25 from 27
Obese: > 30
Extreme Obese: >40
Why is BMI important? ✔️Ans - - Overall Obesity has almost tripled in
past 40 years
- Extreme obesity has increased 500% (BMI>40) since 1960 to 5% of
adults
- This is not only a problem with adults
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Studycafe. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75759 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now