Week 07

Question 1

in 2011 in Australia, ____% of adults were overweight/obese (27.5% obese)

Answer 1

62.8%

Question 2

The average man gains ___ of fat / year, and loses 1/4 kj of muscle per year

Answer 2

gains 1kg fat, loses 1/4kg muscle

Question 3

The loss of fat-free mass (FFM) which commonly occurs with age (sarcopenia) is proportional to the loss of …..? (2)

Answer 3

physical functioning and resting metabolic rate (RMR)

Question 4

Underweight for BMI is…?

Answer 4

<18.5

Question 5

Overweight for BMI is…?

Answer 5

25-29.9

Question 6

Normal BMI is…?

Answer 6

18.5-24.9

Question 7

Class I of BMI is….?

Answer 7

30-34.9

Question 8

Class II of BMI is….?

Answer 8

35-39.9

Question 9

Class III of BMI is….?

Answer 9

> 40

Question 10

WC: Waist circumference ____ cm in men and ___ cm in women indicate central obesity

Answer 10

102 cm (M), 88 cm (F)

Question 11

Why do we have an obesity pandemic? (3)

Answer 11

1. Physical inactivity
2. Processed foods
3. Media manipulation and marketing

Question 12

High ___ causing insulin and blood pressure spikes

Answer 12

GI

Question 13

With high GI intake, ____ sugars replace fats and act as the predominant substrate oxidized at rest (RMR)

Answer 13

simple

Question 14

Transfatty acids are naturally made or chemically made?

Answer 14

chemically

Question 15

Transfatty acids are found inn packaged foods and deep fried foods containing….? (2)

Answer 15

• shortening

- hydrogenated vegetables oils

Question 16

Transfatty acids decrease shelf life. (T/F)

Answer 16

false. they INCREASE shelf life

Question 17

Moderate intensity activity ______ min / week can PREVENT weight gain. Likely to only provide modest weight loss

Answer 17

150-250 min / week

Question 18

Moderate intensity activity ______ min / week can induce clinically significant weight loss (i.e. >5% loss of body weight) and prevent weight regain

Answer 18

> 250 min /week

Question 19

Exercise Testing Considerations

Answer 19

• The timing of medications to treat comorbidities (esp. B blockers and antidiuretics)
• The presence of musculoskeletal/orthopedic conditions may necessitate the need for using leg or arm cycle
• A low initial workload and small increments per testing stage
• Exercise testing equipment must meet specifications for individuals with overweight/obesity for safety and calibration purposes
• The appropriate BP cuff size should be used to measure BP in individuals who are overweight