Body Composition 1

Question 1

denitometry - what is it

Answer 1

scanning technique that measures the density of a material by analyzing how radiation passes through it

Question 2

densitometry - hydro static weighing

Answer 2

immerse someone in water and measure the amount the water has been displaced

most widely used tech to determine body density

Question 3

densitometry - hydro limilations

Answer 3

need to account for the resisdual lung volume during submersion
and
eval pts must tolertae the water

Question 4

densitometry - plethysmography

Answer 4

calculates the body densoty utilzing the amount of air displacemnt during test within a specialized closed chamber

Question 5

anthropometry meaning

Answer 5

the scientific study of the measurements and proportions of the human body.

omparative measurements of the body examining dimensions such as height and weight, body circumferences, and skin-fold thickness.

Question 6

anthropometry - skin fold measure

Answer 6

the method determins the overall percentage of body fat through 9 standardized sites

Question 7

anthropometry - skin fold measure limitation

Answer 7

need experienced manger

varience from standard base on age, gender, and ethnicity

Question 8

skin fold measure - what side of the body

Answer 8

right

Question 9

skin fold measure- how many measure

Answer 9

multible

Question 10

how far should the skinfold calipier befrom the examiners hand

Answer 10

1 cm

Question 11

skin fold measure - how long to wait before reading calipher

Answer 11

2 secs

Question 12

what is BMI

Answer 12

a calculation that estimates body fat based on a person’s height and weight

Question 13

what is bioelectrical impendance analysis

Answer 13

method a measuring the bodies comp using a small electric current

measure the opposition depending on the resistance to said current

Question 14

what are the standare skin fold sites

Answer 14

abd

triceps*

biceps

chest/pects

medial calf

midaxiallary

subscapular*

suprailliac

thigh

Question 15

BIA - eating

Answer 15

do not eat or drink for 4 hours prior

Question 16

BIA - activity

Answer 16

no vogrous activitt 12 hours prior

Question 17

BIA - pee

Answer 17

pee 30 mins before

Question 18

BIA - alc

Answer 18

avoid 48 hours proir to test

Question 19

BIA - water

Answer 19

avoid excessive water intake prior

Question 20

what is BMI used of

Answer 20

used it ID increased risk of mortality and morbidity

Question 21

BMI and obesity class 1

Answer 21

30 - 34.9

Question 22

BMI and obesity class 3/ extreme obesity

Answer 22

> 40

Question 23

what is normal BMI

Answer 23

18.5 - 24.9 females

12 -18 males

Question 24

what is waist circumfrance used for

Answer 24

anthropometric measurement for assessing abd fat during weight loss treatment

Question 25

what level do we take waist circumfrance at

Answer 25

iliac crest

take at the end of noraml exhalation

Question 26

waist circumfrance > 102 cm (men) >88 cm (women) indicates increased risk for

Answer 26

DM 2

HTN

dyslipedemia

cardio disease

Question 27

greater then >102 and >88 waist and BMI

Answer 27

should be considered one level above

Question 28

BIA - and resistance to current

Answer 28

A greater percentage of body fat will yield a higher resistance to the current.

Question 29

what is a stadiometer

Answer 29

device used for measuring height that typically consists of a vertical ruler with a sliding horizontal rod or paddle

Question 30

how should your feet be when taking height

Answer 30

feat together