NASM PES Performance Prep practice questions and answers 2026. Tap an option to test yourself — you'll see the correct answer and a plain-English explanation for every question. Free, no login.
Q11Which of the following types of training would be ideal for a client who runs marathons?
✓ Correct answer: B. Long-distance endurance runs
For a client who runs marathons, the ideal type of training is long-distance endurance runs. Marathon runners need to build stamina and aerobic capacity to sustain long periods of running, making endurance training essential. In contrast, 30-yard sprints, plyometric jump training, and agility ladder exercises focus on speed, power, and agility, respectively, which are not primary requirements for marathon running.
Q12A client is performing the Thomas Test to assess hip flexibility. To what degree should the hip joint remain flexed to indicate normal flexibility?
✓ Correct answer: A. 0 degrees
Answer: 0 degrees The Thomas Test evaluates hip flexor flexibility. A normal result means the thigh lies flat on the table, indicating 0 degrees of hip flexion. If the client's thigh is raised off the table, it suggests tight hip flexors.
Q13During a bicep curl, identify the primary two types of muscles involved in lifting the weight.
✓ Correct answer: C. Agonists and synergists
During a bicep curl, the biceps brachii acts as the agonist muscle, initiating and sustaining the upward movement. The brachialis acts as a synergist, assisting the biceps to perform the motion efficiently. These muscles collaboratively contract to lift the weight.
Q14Which component in the performance of a vertical jump is determined by the product of force application rate and jump height?
✓ Correct answer: A. Power
Answer: Power In sports, power is the ability to exert maximum force in the shortest amount of time, which combines the rate of force application and the height achieved in a jump. Force application is the capability to exert force rapidly, while jump height refers to the maximum vertical distance covered during the jump.
Q15Which principle explains the adaptation of bones to loading and stress?
✓ Correct answer: B. Wolff's Law
Wolff's Law states that bone in a healthy person or animal will adapt to the loads under which it is placed. If loading on a particular bone increases, the bone will remodel itself over time to become stronger to resist that sort of loading. Conversely, if the loading on a bone decreases, the bone will become less dense and weaker due to lack of stimulus. This concept is fundamental in understanding bone density maintenance in exercise and physical therapy.
Q16When performing resistance training, in what position should a muscle be held to optimize the length-tension relationship for maximal force production?
✓ Correct answer: C. Slightly lengthened
The correct position is slightly lengthened to optimize the muscle's length-tension relationship. This allows for an increase in sarcomere concentration and optimized force generation, albeit temporarily as prolonged immobilization in this position can lead to disuse atrophy. In contrast, a fully shortened position decreases sarcomere length and concentration, resulting in reduced force output. Overstretching may inhibit effective sarcomere overlap, and compression does not specifically alter sarcomere dynamics for increasing force output.
Q17In context of a sports training program, why is it beneficial to integrate both short-distance (sprints) and long-distance running in an athlete's regimen?
✓ Correct answer: B. To prevent over-training
To prevent over-training by alternating short and long-distance running is correct because it ensures that different energy systems are used and prevents prolonged high intensity, reducing the risk of fatigue or injuries. Implementing structured variation in training helps to maximize athlete performance and minimize undue stress on the body. To prevent boredom is incorrect as the primary concern is athlete safety, not enjoyment. To decrease cardiovascular endurance is incorrect as the goal is usually to maintain or improve endurance. To strengthen specific muscles exclusively is incorrect because a balanced approach engages multiple muscle groups and ensures holistic development.
Q18A basketball player is instructed to perform plyometric exercises at 50% of their maximum power output for muscular endurance. What is the most appropriate number of jumps to perform during each set?
✓ Correct answer: D. 15
15 is correct because this falls into the lower end of the endurance range, which is associated with moderate power output. Performance at 50% power output typically involves a higher repetition count for endurance. 5 is incorrect because this repetition count is associated with higher power outputs and heavier load intensities. 25 is incorrect because this is more appropriate for a power output lower than 50%. 10 is incorrect as it corresponds to higher power training typically performed at an intensity closer to 70% of maximum power output.
Q19A basketball player is completing a training regimen with 20 sets per workout. Which of the following training objectives is most likely to be the goal of this training program?
✓ Correct answer: B. Muscular hypertrophy
Muscular hypertrophy is correct because the optimal training volume for this objective typically involves a high number of sets, ranging from 18 to 30 sets per workout. This volume is associated with the adaptations in muscle size. Muscle endurance involves a different strategy with higher repetitions. Power typically involves fewer repetitions and sets, focusing on speed. Maximal strength requires a different approach, emphasizing heavier weights with fewer sets.
Q20Consider the following program design approach typically used in resistance training. Which of the following best describes a circuit training program?
✓ Correct answer: C. Performing a series of different exercises one after the other with minimal rest
Answer: Performing a series of different exercises one after the other with minimal rest. Circuit training involves completing one set of an exercise and then moving quickly to the next, targeting different muscle groups with minimal rest in between. This approach maximizes cardiovascular benefits while improving strength and endurance. It provides a comprehensive workout that can improve muscle tone and cardiovascular fitness simultaneously.
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