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Week of Notes for 2/24 and 2/26

by: Rani Vance

Week of Notes for 2/24 and 2/26 KIN199

Marketplace > University of Alabama - Tuscaloosa > Kinesiology > KIN199 > Week of Notes for 2 24 and 2 26
Rani Vance
GPA 3.94

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About this Document

Ecological Approach to Health & Fitness
Brett Nickerson
Class Notes
25 ?




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This 3 page Class Notes was uploaded by Rani Vance on Sunday February 28, 2016. The Class Notes belongs to KIN199 at University of Alabama - Tuscaloosa taught by Brett Nickerson in Winter 2016. Since its upload, it has received 17 views. For similar materials see Ecological Approach to Health & Fitness in Kinesiology at University of Alabama - Tuscaloosa.

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Date Created: 02/28/16
Ch. 6 Body Composition Body composition- the amount of fat mass & fat-free mass -fat-free mass= body’s non-fat tissue this includes bone, water**, connective tissue, organ tissue, teeth, etc Fat free mass: why is it important? -main source of stored energy (9 kcal/g) -essential for nerves, brain, heart, liver -cushions organs, regulates body temp (37 degrees C) Essential Fat -3-5% of total body weight in (healthy) males -8-12% of total body weight in (healthy) females women have a higher body fat percentage due to fat deposits in the breasts/ uterus stored in adipose tissue **subcutaneous fat= fat under the skin **visceral fat= fat around the organs (bad fat to have too much of) amount of stored fat depends on age, sex, diet, and activity as we age, fat levels increase BMI= weight compared to height, but does not take into account body fat Daily Energy Expenditure -amount of cals body requires each day - ie 2500 cals a day to maintain body weight -3500 cals= 1 lb Defining Obesity -overweight: BMI of 25-29.9 (as set by a population scale) -obesity: 30+, more serious degree of overweight **hand-grip test associated with fat free mass Excess body fat & wellness -obese people- 3x likely to develop diabetes Type 1: pancreas produces little/ no insulin Type 2: pancreas doesn’t produce insulin/ cells are resistant Location of fat important to health -fat in the abdomen “apples” (visceral fat) males -fat in the hips  “pears” (visceral fat) females Having too little fat can lead to problems with reproduction, circulation, bone density, amenorrhea Metabolic Syndrome -waist circumference -triglycerides -HDL cholesterol -high BP -high blood sugar 3 out of 5 of these symptoms leads to a risk of health issues/ metabolic syndrome BF%= (1.20 * BMI) + (0.23 * age) -5.4 or 0 for females 2/24 Labs Underwater weigh in Bod pod- known volume go in, measure volume displaced= FM/FFM (FM/BM) * 100= body fat % Skin fold- calipers take measurement of skin fold: 7 sites (more accurate) chest, abdomen, under arm, tricep, thigh, shoulder blade, Males: 3 site test chest, abdomen, thigh Females:3 site test hip, thigh, tricep BIA SF BIA (single frequency): BIA (bioelectrical impedance: how the body impedes the signal) faster it is= the greater amount of H20. MF BIA (multi frequency) sends 2-7 measures intracellular/ extracellular FFM= total body H20  (.73 or 73%) DXA scan- dual energy x-ray absorptiometry -bone marrow content & BF% *** 4C MODEL IS THE MOST ACCURATE WAY TO MEASURE***


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