Exam 1 Flashcards

1
Q

exercise science definition

A

the scientific study of human movement performed to maintain or improve physical fitness

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2
Q

test definition

A

tool or instrument to make a measurement

ex: written, physical performance, technological, clinical

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3
Q

measurement

A

the act of collecting or assessing something which a decision is based on

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4
Q

evaluation

A

use of the measurement in making the decision

worthiness, goodness, merit, value

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5
Q

important test characteristics

A

reliability, validity, discrimination, practicality and mass testability, and documentation

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6
Q

process of evaluation

A

1) collect suitable data (measurement)
2) judge the value to a standard (evaluation)
3) make a decision based on the data

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7
Q

function of evaluation

A

make good decisions for the client

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8
Q

functions of measurements and evaluations

A

placement, diagnosis, evaluation achievement, prediction, program placement, motivation

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9
Q

summative evaluation

A

judgment of achievements at the end of the program

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10
Q

formative evaluation

A

judgment of achievements during the stages of the program

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11
Q

standards for evaluation

A

criterion reference standard

norm-referenced standard

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12
Q

criterion reference standard

A

absolute evaluation; based on your scores where are you on the charts/percentiles

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13
Q

norm-references standard

A

relative evaluation; compared to other people

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14
Q

models of evaluation

A

educational model

fitness assessment model

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15
Q

body composition

A

the study of components of the body and their relative proportions
OR
study of relative proportions of fat and fat-free mass tissue in the body (total body fat percentage)

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16
Q

importance of body composition

A

health-clinical value, athletic training program, control body weight, improve health

17
Q

the focus of body composition

A

estimate body fat and muscle mass percentage

18
Q

uses of body composition assessments

A

identify health risks and promote understanding of health risks
assess the effectiveness of exercise and diets
estimate ideal body weight to create programs

19
Q

the direct method of measuring body composition

A

dissection of muscles

20
Q

indirect methods of measuring body composition

A

hydrostatic weighing, DEXA, BIA, BMI

21
Q

hydrostatic weighing

A

body fat percent assessment
determining body density
test residual volume

22
Q

DEXA

A

test for osteroporosis
measure bone density
fat and lean tissue measurements
can test regionally

23
Q

gold standards to assess body composition

A

hydrostatic weighing and DEXA

24
Q

common and cheap ways to assess body composition

A

BMI, waist circumference, skinfold, BIA, bod pod

25
Q

BMI

A

body mass index = weight (kg)/height (m^2)

normal range is 18.5-24.9

26
Q

limitations of BMI

A

measures excess weight rather than excess fat mass

age, sex, ethnicity not taken into account

27
Q

BIA

A

estimating body composition, %body fat

electric current flows throughout the body

28
Q

BodPod

A

uses pressure and volume to determine body composition

body density

29
Q

aerobic fitness

A

the ability of the circulatory and respiratory systems to supply oxygen to the muscles to perform dynamic physical activity
indicator of functional capacity of heart, lungs, and body

30
Q

aerobic fitness test

A

VO2 max (L/min) or (mL*kg/min)

31
Q

METS

A

1 MET = VO2 / 3.5mL*kg/min

32
Q

the gold standard for aerobic fitness

A

VO2 max

33
Q

lab methods for aerobic fitness

A

max exercise performance

sub max exercise performance

34
Q

max exercise performance

A

more accurate
voluntary exhaustion
open-circuit computer calculations

35
Q

submaximal exercise performance

A
less accurate but more practical
VO2 based on HR slope
1) HR increased as O2 usage increased
2) VO2 reached max HR
3) less fit will have a higher HR
36
Q

field methods for aerobic fitness

A

distance runs, step tests, 1-mile walk test, VO2 without exercise