The recommended levels of physical activity for Americans to benefit health and decrease obesity are:
1.moderate-intensity activities for at least 30 minutes, five days a week.
2.moderate-intensity activities for at least 60 minutes, three days a week.
3.high-intensity activities for at least 30 minutes, five days a week.
4.high-intensity activities for at least 60 minutes, three days a week.
Q. 2A good exercise to work the legs and buttocks is:
1.pull-ups.
2.push-ups.
3.cycling.
4.sit-ups.
Q. 3All of the following are true regarding water intake and exercise EXCEPT:
1.physical activity increases the bodys need for water.
2.hot and humid climates increase the bodys need for water.
3.the amount of water lost during exercise is equivalent to the amount of weight gained.
4.urine should be pale yellow in color.
Q. 4A healthful diet for physical activity includes all of the following EXCEPT:
1.a variety of fruits and vegetables.
2.whole-grain products.
3.protein powders and amino acid supplements.
4.lean meats and low-fat dairy products.
Q. 5All of the following are true regarding anaerobic activities EXCEPT:
1.sprinting is an example.
2.it means with oxygen.
3.glucose is the primary fuel.
4.the glucose supply comes from stored glycogen.
Q. 6High-intensity, short-duration activities are fueled primarily by:
1.glucose.
2.fat.
3.amino acids.
4.glycerol.
Q. 7All of the following are true regarding aerobic activities EXCEPT:
1.this term refers to low-to-moderate intensity activities.
2.fat is the primary fuel source.
3.oxygen is required to convert fat into energy.
4.aerobic means without oxygen.
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