Obesity 3

Question 1

sedentary habits have changed due to

Answer 1

modernization

Question 2

increase in __ and __ jobs

Answer 2

increase in sedentary and less-labor intensive jobs

Question 3

Freeway era

Answer 3

increased amount of time spent driving per day

Question 4

more people now live in

Answer 4

suburban areas

Question 5

MVPA =

Answer 5

moderate to vigorous physical activities

Question 6

MVPA = __ MET-h/week

Answer 6

MVPA = 7.9-21.4 MET-h/week

Question 7

MVPA has benefits on (6)

Answer 7

1. hyperglycemia
2. insulin and GLUT4
3. hypertension in active people
4. hypertension in sitting
5. endothelium
6. dyslipidemia

Question 8

PA and pancreatic insulin release

Answer 8

PA increases pancreatic insulin release

Question 9

muscle contraction = __ LPL activity, breaks down __ in blood

Answer 9

muscle contraction = increased LPL activity, breaks down FAs in blood

Question 10

sedentary behavior ober time increases risk of __, __, and __
what type of relationship?

Answer 10

sedentary behavior ober time increases risk of diabetes, CVD, and mortality
what type of relationship? dose-dependent relationship

Question 11

most ideal way to improve health outcomes

Answer 11

PA + frequent breaks (decrease sedentary time)

Question 12

target sedentary time

Answer 12

< 9.5 hours

Question 13

target sedentary bouts

Answer 13

intense
every 30 mins
as long as possible

Question 14

type of exercise to prescrive

Answer 14

moderate to vigorous aerobic exercise 3-5 days per week 20-60 min

Question 15

minimum length of PA episode

Answer 15

10 minutes

Question 16

in a week you want __ minutes MVPA, __ days muscle strengthening

Answer 16

in a week you want 150-300 minutes MVPA, 2 days muscle strengthening

Question 17

should we sacrifice sleep to exercise?

Answer 17

yes, but don’t sacrifice sleep for other things

Question 18

limitations when researching PA

Answer 18

1. large focus on TV viewing
2. self reports

Question 19

issues with self reports (4)

Answer 19

1. Recall bias
2. Reporting bias
3. Unable to assess accrual patterns
4. Poor validity

Question 20

issues with PA recommendations (3)

Answer 20

1. Epidemiological evidence for standing is mixed
2. Acute laboratory evidence for standing also mixed
3. Standing might not necessarily be good:

Question 21

why may standing be bad?

Answer 21

1. leads to blood pooling, changes venous pressure, increases atherosclerosis
2. reduced plasma volume, increase HR, reduce shear stress in carotid artery