Question 49 Heat production can be increased voluntarily through shivering the a

Question

Question 49

Heat production can be increased voluntarily through

shivering

the action of thyroxine and catecholamines.

exercise.

Question 50

A 41-yr old female is exercising at a relatively low-intensity to maximize fat oxidation on a bike for 90 minutes (RER=0.75). Her VO2 is 0.8 L/min. How many grams of fat were burnt during this exercise bout?

300 grams

48 grams

500 grams

31 grams

Question 51

The principal means of heat loss at rest in a cool environment (20°C/low humidity) is via

radiation

conduction

evaporation

convection

Question 52

1.       In the paper by Blair et al, obese and fit individuals had the same risk of all-cause mortality as

A.

No One. They had the highest risk

B.

Same risk as normal weight and fit individuals

C.

Same risk as normal weight unfit individuals

Question 53

Dietary counseling for weight loss is consistently successful at maintaining weight loss at 5 years follow-up

True

False

shivering

the action of thyroxine and catecholamines.

exercise.

Explanation / Answer

49.by exercise heat production can be voluntarily increased.

51.by radiation heatloss in rest ina cool environment.

52obesse and fit indivual has same risk as that of normal and fit indivusl

Notmal anf unfit individusl have twice the rish of normal abd fit indivisual so option B.

53 .it is true tha dietary counselling fir weight loss is consistenly successful at maintaingig weight loss at 5 year follow up.

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