Practice Exams 1 From Email

Question 1 of 35

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Which of the following muscles acts synergistically to the vastus lateralis during the upward movement phase of the squat?

Select one of the following:

  • biceps femoris

  • rectus abdominis

  • iliopsoas

Question 2 of 35

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Which is an approximate rest interval for a middle distance runner performing 800-m running intervals in 2 minutes?

Select one of the following:

  • 6 minutes

  • 4 minutes

  • 3 minutes

Question 3 of 35

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Which of the following human muscle fiber types possesses the highest capillary density?

Select one of the following:

  • I

  • lIa

  • lIb

Question 4 of 35

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Which of the following upper arm muscle groups and types of muscle actions are associated with the biceps curl exercise?

I. flexors, eccentric
II. extensors, eccentric
III. flexors, concentric
IV. extensors, concentric

Select one of the following:

  • I and III only

  • II and III only

  • II and IV only

Question 5 of 35

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As compared to males, the potential of force production in females per muscle cross-sectional area is

Select one of the following:

  • higher.

  • equal.

  • lower.

Question 6 of 35

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A 176 Ib (80 kg) athlete has an average daily intake of 450g of carbohydrate, 75g of protein, and 100g of fat. What percent of the total kilocalorie intake is fat?

Select one of the following:

  • 30

  • 35

  • 40

Question 7 of 35

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Which cardiovascular adaptations to chronic aerobic exercise contribute the most to improved aerobic endurance performance?

Select one of the following:

  • increased maximal cardiac output

  • decreased resting blood pressure

  • decreased resting heart rate

Question 8 of 35

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An untrained college-aged athlete begins a strength training program. After training for 3 weeks, her strength increases dramatically. Which of the following is the most influential factor responsible for this improvement?

Select one of the following:

  • increased cross-sectional area of muscle fibers

  • improved neuromuscular efficiency

  • increased quantity of muscle fibers

Question 9 of 35

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Which of the following ankle movements and planes of action occur with the upward movement phase of the standing calf (heel) raise exercise?

Select one of the following:

  • plantar flexion, sagittal

  • plantar flexion, frontal

  • dorsiflexion, frontal

Question 10 of 35

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All of the following applied program design variables contribute to significant exercise-induced increases in serum testosterone concentrations EXCEPT:

Select one of the following:

  • high volumes

  • large muscle group exercise

  • long rest periods

Question 11 of 35

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Which of the following exercises involves a first-class lever?

Select one of the following:

  • triceps pushdown

  • leg (knee) curl

  • dumbbell biceps curl

Question 12 of 35

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The depletion of which fuel sources may contribute to fatigue in prolonged aerobic events AND repeated anaerobic exercise bouts?

Select one of the following:

  • muscle glycogen

  • free fatty acids

  • creatine phosphate

Question 13 of 35

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Which of the following causes the largest increase in serum growth hormone concentration?

Select one of the following:

  • high-intensity resistance exercise

  • low-intensity aerobic exercise

  • oral ingestion of arginine

Question 14 of 35

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Which is a characteristic of fast-twitch muscle fibers?

Select one of the following:

  • high power output

  • high resistance to fatigue

  • low anaerobic enzyme content

Question 15 of 35

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What type of lipid comprises the majority of dietary fat?

Select one of the following:

  • triglycerides .

  • low-density lipoproteins

  • high-density lipoproteins

Question 16 of 35

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Which activity places the LEAST metabolic demand on the phosphagen energy system?

Select one of the following:

  • cross-country skiing

  • basketball

  • football

Question 17 of 35

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Which is a characteristic of a vertical chest press machine versus a free weight bench press?

Select one of the following:

  • less skill is required to perform the exercise

  • less stress is placed on the prime movers

  • more muscle groups are trained simultaneously

Question 18 of 35

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In what elbow position is the torque generating capabilities of the elbow flexors greatest?

Select one of the following:

  • 90° elbow flexion

  • 0° elbow flexion, since muscles are at their resting length

  • 120° elbow flexion

Question 19 of 35

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What energy system is used the most during a 400 m sprint race?

Select one of the following:

  • fast glycolysis

  • slow glycolysis

  • Phosphagen

Question 20 of 35

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Which exercise stimulates the greatest increase in axial skeleton bone mineral density?

Select one of the following:

  • lying triceps extension

  • lat pulldown

  • shoulder press

Question 21 of 35

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Which of the following is a dietary source of an incomplete protein?

Select one of the following:

  • eggs

  • fish

  • legumes

Question 22 of 35

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Which describes the proper position of the lumbar spine during the performance of the back squat?

Select one of the following:

  • lordotic

  • flexed

  • kyphotic

Question 23 of 35

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Which substrates requires oxygen to be available to allow it to be metabolized for energy for exercise?

I. triglycerides
II. muscle glycogen
III. amino acids
IV. blood glucose

Select one of the following:

  • I and III only

  • II and III only

  • II and IV only

Question 24 of 35

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Dynamically pre-stretching a muscle is associated with which type of subsequent muscle action?

Select one of the following:

  • eccentric

  • concentric

  • isometric

Question 25 of 35

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Which is an indicator of anorexia nervosa?

Select one of the following:

  • a fear of becoming obese

  • frequent weight fluctuations

  • a binge-purge eating pattern

Question 26 of 35

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Which decreases as a result of resistance training and increases due to aerobic training?

Select one of the following:

  • mitochondrial density

  • glycogen stores

  • creatine phosphate stores

Question 27 of 35

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Performance decrements from dehydration among aerobic athletes may begin to occur after the loss of what percentage of body mass?

Select one of the following:

  • 3

  • 1

  • 5

Question 28 of 35

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Which competitive situations would inspire an athlete with a high motive to achieve success (MAS)?

Select one of the following:

  • a challenging situation in which the probability of success to failure is even

  • an easy competition in which success is virtually guaranteed

  • a very difficult situation in which the likelihood of success is limited

Question 29 of 35

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Which is the most appropriate course of action if an eating disorder is suspected with an athlete?

Select one of the following:

  • Monitor the athlete's food intake.

  • Provide comprehensive nutrition information.

  • Refer the athlete to the team physician.

Question 30 of 35

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All are changes to collagen fibrils within a tendon in response to a resistance training program EXCEPT increased

Select one of the following:

  • decrease in cross section area

  • greater number of covalent cross-link with the hypertrophied fiber

  • increase in collagen fibril diameter

Question 31 of 35

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Which of the following events occurs during a concentric muscle action?

Select one of the following:

  • the H-zone decreases as the Z-discs are pulled toward each other

  • the actin cross-bridges attach to the myosin filaments

  • each sarcomere is stimulated by a motor neuron

Question 32 of 35

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All are potential indicators of overtraining EXCEPT::

Select one of the following:

  • increased resting blood pressure

  • decreased exercise heart rate

  • decreased muscle glycogen stores

Question 33 of 35

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When lifting maximal loads, the use of a weight belt may provide the greatest benefits when performing which of the following exercises?

Select one of the following:

  • front squat

  • bench press

  • machine shoulder press

Question 34 of 35

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A 6'2" (188 cm), 220 Ib (100 kg) college football player desires to gain muscle weight. Which of the following should be his first nutritional priority if his current 3000 kcal/day intake consists of 18% protein (1.4 g/kg), 55% carbohydrate (4.1g/kg), and 27% fat (0.9g/kg)?

Select one of the following:

  • decrease fat

  • increase protein

  • increase kcals

Question 35 of 35

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During a single aerobic exercise session, oxygen is delivered to the working muscles at an elevated rate due to an increase in:

Select one of the following:

  • cardiac output.

  • total blood hemoglobin.

  • blood glucose.

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Practice Exams 1 From Email

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