Chapter 3

Question 1

physical activity

Answer 1

body movements- increase energy expenditure

Question 2

fitness

Answer 2

one’s ability to perform

Question 3

epidemiology

Answer 3

large samples, try to identify trends, risk factors

Question 4

descriptive epidemiology

Answer 4

describe how physical activity varies among people..

Question 5

cross sectional

Answer 5

on section of time, all different groups

Question 6

longitudinal study

Answer 6

repeat measurement takes a long time

Question 7

race has what kind of differences

Answer 7

biological

Question 8

ethnicity also includes

Answer 8

culture

Question 9

life long physical activity

Answer 9

• physical education
• leisure time
• sports
• future research

Question 10

sex differences

Answer 10

• males are more active

- decline physical activity in age with females

Question 11

ethnicity

Answer 11

• cultural practices
• religious
• socioeconomic

Question 12

age

Answer 12

• physical activity declines as we age
• social
• psychological
• biological

Question 13

physical fitness

Answer 13

cardiorespiratory fitness

musculoskeletal fitness

Question 14

musculoskeletal fitness tests

Answer 14

strength(hand grip)

flexibility (sit/reach)

Question 15

V02 max

Answer 15

maximal oxygen uptake ml/kg/min

Question 16

V02 max is measured

Answer 16

using a treadmill test or predicted on heart rate

Question 17

cardiorespiratory fitness

Answer 17

• lean body mass
• blood hemoglobin
• physical activity levels

Question 18

musculoskeletal fitness

Answer 18

• absolute muscle size

- architecture hip joint

Question 19

ethnic differences what we know

Answer 19

• african american person in north america have lower levels cardiorespiratory fitness
• need more data

Question 20

ethnic differences what we dont know

Answer 20

• musculoskeletal fitness

- high risk people

Question 21

need to explore

Answer 21

• built environment
• social and economic differences
• work/leisure
• family life/ responsibilities