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This is from what you emailed me on Sunday

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Practice Exams (Emailed on Sunday) Part 1

Pregunta 1 de 35

1

A 165-pound (75g) athlete has an average daily intake of 450 grams of carbohydrate, 75 grams of protein, and 100 grams of fat. What percent of the total kilo calorie intake is carbohydrate?

Selecciona una de las siguientes respuestas posibles:

  • 25

  • 45

  • 60

Explicación

Pregunta 2 de 35

1

A 110-pound (50 kg) marathon runner started her pre-race taper and chose to carbohydrate load prior to the race. Approximately how many grams of carbohydrates should she consume per day?

Selecciona una de las siguientes respuestas posibles:

  • 500

  • 880

  • 1100

Explicación

Pregunta 3 de 35

1

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

Selecciona una de las siguientes respuestas posibles:

  • Equal

  • Higher

  • Lower

Explicación

Pregunta 4 de 35

1

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

Selecciona una de las siguientes respuestas posibles:

  • Increased maximal cardiac output

  • Decreased resting blood pressure

  • Decreased resting heart rate

Explicación

Pregunta 5 de 35

1

Which of the following events occurs in the hamstring muscles during the concentric muscle action of the leg (knee) curl exercise?

Selecciona una de las siguientes respuestas posibles:

  • Each sarcomere is stimulated by a motor neuron

  • The actin cross bridges attach to the myosin filaments

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

Explicación

Pregunta 6 de 35

1

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

Selecciona una de las siguientes respuestas posibles:

  • Muscle glycogen

  • Triglycerides

  • Creatine phosphate

Explicación

Pregunta 7 de 35

1

Which of the following competitive situations would inspire and athlete with a high motive to achieve success (MAS)?

Selecciona una de las siguientes respuestas posibles:

  • A competition that causes a fear that there is a threat to self-esteem

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

  • An extremely difficult situation in which the likelihood of success is limited

Explicación

Pregunta 8 de 35

1

Which of the following is a characteristic of fast twitch muscle fibers?

Selecciona una de las siguientes respuestas posibles:

  • High power output

  • Low anaerobic enzyme content

  • High resistance to fatigue

Explicación

Pregunta 9 de 35

1

During isokinetic testing at higher angular velocities (≥ 240 degrees/sec), what is the approximate torque capability of eccentric muscle actions as compared to concentric muscle actions?

Selecciona una de las siguientes respuestas posibles:

  • 120% lower

  • 120% greater

  • 60% greater

Explicación

Pregunta 10 de 35

1

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

Selecciona una de las siguientes respuestas posibles:

  • Increased quantity of muscle fibers

  • Improved neuromuscular efficiency

  • Increased cross sectional area of muscle fibers

Explicación

Pregunta 11 de 35

1

All of the following are the potential indicators of overtraining EXCEPT:

Selecciona una de las siguientes respuestas posibles:

  • Decreased exercise heart rate

  • Increased resting blood pressure

  • Decreased muscle glycogen stores

Explicación

Pregunta 12 de 35

1

A 6-foot 2-inch (188 cm), 220-pound (100-kg) college football player desires to gain muscle weight. Which of the following should be his fist nutritional priority if his current 3000 calories/day intake consists of 18% protein (1.4g/kg) 55% carbohydrate (4.1g/kg), and 27% fat (.9g/kg)?

Selecciona una de las siguientes respuestas posibles:

  • Decrease carbohydrate

  • Increase calories

  • Increase protein

Explicación

Pregunta 13 de 35

1

Which of the following muscles is an antagonist to the deltoid muscle during the upward movement phase of the seated barbell shoulder press?

Selecciona una de las siguientes respuestas posibles:

  • Supraspinatus

  • Latissimus dori

  • Trapezius

Explicación

Pregunta 14 de 35

1

A junior college basketball forward is administered a battery of tests to determine her training status. Based upon the results shown below, her training program should be designed to emphasize improvements in which of the following areas?
Height 69in (175cm)
Weight: 150lbs (68kg)
Percent body fat 20%
1RM bench press 100lbs (45kg)
1RM squat 215lbs (98kg)
Vertical jump 19 in (48cm)

Selecciona una de las siguientes respuestas posibles:

  • Lower body strength

  • Upper body strength

  • Body composition

Explicación

Pregunta 15 de 35

1

Which of the following structures of a sarcomere shrinks when a muscle fully contracts?

Selecciona una de las siguientes respuestas posibles:

  • Z-line

  • A-band

  • H-zone

Explicación

Pregunta 16 de 35

1

Performance in which of the following events has been shown to be MOST enhanced be creatine supplementation?

Selecciona una de las siguientes respuestas posibles:

  • 100-m (109-ys) sprint

  • 5-km (3.1-mile) race

  • 10-km (6.2-mile) race

Explicación

Pregunta 17 de 35

1

After consistently following an aerobic endurance training program for six months, a previously untrained individual will experience which of the following physiological changes?

Selecciona una de las siguientes respuestas posibles:

  • decreased maximal tidal volume

  • increase maximal blood pressure

  • increased resting stroke volume

Explicación

Pregunta 18 de 35

1

Which of the following is the minimum recommended amount of fluid to drink and the timing of the fluid intake prior to an exercise session?

Selecciona una de las siguientes respuestas posibles:

  • 1 pint (0.5 L) 1 hour

  • 1 pint (0.5 L) 2 hours

  • 1 quart (0.9 L) 2 hours

Explicación

Pregunta 19 de 35

1

A female marathoner travels to a high-altitude race venue (5280 feet or 1625 meters) from her sea-level training location. Which of the following describes an immediate (not chronic) physiological adjustment?

Selecciona una de las siguientes respuestas posibles:

  • increased submaximal cardiac output

  • decreased tidal volume

  • increased hematocrit

Explicación

Pregunta 20 de 35

1

A member of the cross-country team has recently become withdrawn and her teammates notice she is increasingly more concerned about her weight. Which of the following additional behaviors are warning signs or symptoms that may indicate an eating disorder?

I. she elects only healthy foods to eat
II. she occasionally misses her menstrual cycle
III. she appears to have lost a significant amount of weight
IV. when asked, she denies that she may have an eating disorder

Selecciona una de las siguientes respuestas posibles:

  • I and II only

  • III and IV only

  • II and IV only

Explicación

Pregunta 21 de 35

1

When comparing the power production produced by two athletes performing the back squat, the strength and conditioning professional should use which of the following formulas to calculate power?

Selecciona una de las siguientes respuestas posibles:

  • acceleration/force

  • force x distance

  • work/time

Explicación

Pregunta 22 de 35

1

Which of the following types of food is the best source of complete proteins?

Selecciona una de las siguientes respuestas posibles:

  • beans

  • grains

  • eggs

Explicación

Pregunta 23 de 35

1

Which of the following activities occurs primarily in transverse plane?

Selecciona una de las siguientes respuestas posibles:

  • swinging bat

  • shooting a basketball

  • setting a volleyball

Explicación

Pregunta 24 de 35

1

A 115-pound (61-kg) softball player has an average daily nutrient intake of 325 grams of carbohydrate, 55 grams of protein, and 75 grams of fat. Approximately what percent of her total caloric intake is protein?

Selecciona una de las siguientes respuestas posibles:

  • 10%

  • 12%

  • 24%

Explicación

Pregunta 25 de 35

1

Which of the following may hinder an athlete’s focus during competitive sport performance?

Selecciona una de las siguientes respuestas posibles:

  • a sense of personal control

  • attention to task-relevant cues

  • analysis of the required motor skills

Explicación

Pregunta 26 de 35

1

Which of the following components of mechanical load is the LEAST important for stimulating new bone formation

Selecciona una de las siguientes respuestas posibles:

  • rest period

  • rate of loading

  • direction of force

Explicación

Pregunta 27 de 35

1

The ventilatory structures in which gas exchange occurs during respiration are the:

Selecciona una de las siguientes respuestas posibles:

  • capillaries

  • alveoli

  • bronchioles

Explicación

Pregunta 28 de 35

1

Which of the following is an approximate rest interval for a middle distance runner performing 440-yard (400-m) running sprint intervals in 60 seconds?

Selecciona una de las siguientes respuestas posibles:

  • 3 minutes

  • 2 minutes

  • 60 seconds

Explicación

Pregunta 29 de 35

1

A female professional basketball player is using interval training during preseason conditioning to prepare for the upcoming season. Which of the following exercise interval duration and intensity combinations will MOST effectively simulate the metabolic demands of a basketball game?

Selecciona una de las siguientes respuestas posibles:

  • 10 seconds 95% intensity

  • 30 seconds 75% intensity

  • 2 minutes 60% intensity

Explicación

Pregunta 30 de 35

1

Which of the following are the primary and secondary factors that MOST determine which energy system an athlete will predominately rely on during an exercise session?

Primary Secondary
exercise mode available energy stores
exercise duration exercise intensity
exercise intensity exercise duration

Selecciona una de las siguientes respuestas posibles:

  • exercise mode available energy stores

  • exercise duration exercise intensity

  • exercise intensity exercise duration

Explicación

Pregunta 31 de 35

1

Which of the following goals of resistance training involves training loads (%1RM) that are MOST associated with increases in serum testosterone concentrations?

Selecciona una de las siguientes respuestas posibles:

  • muscular strength

  • muscular endurance

  • muscular hypertrophy

Explicación

Pregunta 32 de 35

1

The parent of a child informs the strength and conditioning professional that her child has been placed in stage 1 Tanner’s classification. What does this classification assess?

Selecciona una de las siguientes respuestas posibles:

  • chronological age

  • training age

  • biological age

Explicación

Pregunta 33 de 35

1

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

Selecciona una de las siguientes respuestas posibles:

  • seated calf (heel) raise

  • standing dumbbell biceps curl

  • lying triceps extension

Explicación

Pregunta 34 de 35

1

A high school American football player would like to increase his strength and muscle mass. Up to this point, his average caloric intake of 2,200/day has allowed him to maintain a bodyweight of 160 pounds (73kg). If he would like to gain 10 pounds (4.5 kg) by eating an extra 500 kcals/day and following a resistance training program, approximately how many weeks would it take for him to reach his desired weight? (for purposes of this question, assume that all of the weight gain will be LBM.)

Selecciona una de las siguientes respuestas posibles:

  • 2

  • 7

  • 10

Explicación

Pregunta 35 de 35

1

When a motor unit is stimulated, all of its innervated muscle fibers fully contract due to:

Selecciona una de las siguientes respuestas posibles:

  • the principle of selective recruitment

  • the size principle

  • the all-or-none law

Explicación

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