NSCA CSCS Exam 3 Questions and
Correct Answers Graded A+ 2025
Which of the following is the resistive force encountered when one
attempts to move an object while it is pressed against another object? -
✔✔✔ Correct Answer > Friction
Eighty-five to ninety percent of all intervertebral disk herniations occur
at what two locations? - ✔✔✔ Correct Answer > L4-L5 and L-5-S1
An athlete produced 840 watts of power in 0.6 seconds. How much
work did this individual perform during the exercise? - ✔✔✔ Correct
Answer > 504 J
Which of the muscles of muscle groups have fusiform pennation? -
✔✔✔ Correct Answer > Biceps brachii
,As an athlete's body size increases, which of the following describes
how many body mass and muscular strength change? - ✔✔✔ Correct
Answer > Body mass increases more rapidly than muscular strength
The Krebs cycle occurs in which portion of the cell? - ✔✔✔ Correct
Answer > Mitochondria
The law of mass action states which of the following? - ✔✔✔ Correct
Answer > The concentrations of reactants or products will drive the
direction of the reactions
An aerobic endurance athlete is trying to give himself a competitive
edge over his opponents. To improve his lactate threshold, what type
of training should he engage in, and in what direction would this shift
his threshold? - ✔✔✔ Correct Answer > High Intensity; Shifts to the
right
Two athletes are competing in upcoming competitions, a weightlifting
meet and a marathon. Which energy systems will each be primarily
,using, respectively? - ✔✔✔ Correct Answer > Phosphagen
andoxidative
Which of the following describes the portion of the total energy cost of
exercise that must be supplied through anaerobic mechanisms due to
the slow response of the aerobic system to the initial increase in the
demand for energy? - ✔✔✔ Correct Answer > Oxygen deficit
The excess post-exercise oxygen consumption experienced by athletes
is caused by all of the following EXCEPT - ✔✔✔ Correct Answer >
Decreases in body temperature
If an athlete completes a maximum sprint interval in 10 seconds as part
of an interval training workout, which of the following is a
recommended length of the rest period before the next sprint? - ✔✔✔
Correct Answer > 2 minutes
, During higher-intensity exercise, athletes often experience peripheral
fatigue. Which of the following is believed to be the reason for this type
of fatigue? - ✔✔✔ Correct Answer > Metabolic acidosis
An athlete is used to performing high-intensity (90% VO2-MAX) aerobic
exercise; however, she will now be changing to longer-duration, sub
maximal exercise on a regular basis. This change in training strategy will
typically result in what changes concerning energy supply? - ✔✔✔
Correct Answer > Transition from almost exclusively carbohydrate to
mostly fat.
Which of the following is a branched-chain amino acid? - ✔✔✔ Correct
Answer > Isoleucine
Which of the following describes the change in responsiveness of a
receptor to insulin? - ✔✔✔ Correct Answer > Down-regulation
All of the following hormones use a second messenger to cause effects
in the body EXCEPT - ✔✔✔ Correct Answer > Cortisol
Correct Answers Graded A+ 2025
Which of the following is the resistive force encountered when one
attempts to move an object while it is pressed against another object? -
✔✔✔ Correct Answer > Friction
Eighty-five to ninety percent of all intervertebral disk herniations occur
at what two locations? - ✔✔✔ Correct Answer > L4-L5 and L-5-S1
An athlete produced 840 watts of power in 0.6 seconds. How much
work did this individual perform during the exercise? - ✔✔✔ Correct
Answer > 504 J
Which of the muscles of muscle groups have fusiform pennation? -
✔✔✔ Correct Answer > Biceps brachii
,As an athlete's body size increases, which of the following describes
how many body mass and muscular strength change? - ✔✔✔ Correct
Answer > Body mass increases more rapidly than muscular strength
The Krebs cycle occurs in which portion of the cell? - ✔✔✔ Correct
Answer > Mitochondria
The law of mass action states which of the following? - ✔✔✔ Correct
Answer > The concentrations of reactants or products will drive the
direction of the reactions
An aerobic endurance athlete is trying to give himself a competitive
edge over his opponents. To improve his lactate threshold, what type
of training should he engage in, and in what direction would this shift
his threshold? - ✔✔✔ Correct Answer > High Intensity; Shifts to the
right
Two athletes are competing in upcoming competitions, a weightlifting
meet and a marathon. Which energy systems will each be primarily
,using, respectively? - ✔✔✔ Correct Answer > Phosphagen
andoxidative
Which of the following describes the portion of the total energy cost of
exercise that must be supplied through anaerobic mechanisms due to
the slow response of the aerobic system to the initial increase in the
demand for energy? - ✔✔✔ Correct Answer > Oxygen deficit
The excess post-exercise oxygen consumption experienced by athletes
is caused by all of the following EXCEPT - ✔✔✔ Correct Answer >
Decreases in body temperature
If an athlete completes a maximum sprint interval in 10 seconds as part
of an interval training workout, which of the following is a
recommended length of the rest period before the next sprint? - ✔✔✔
Correct Answer > 2 minutes
, During higher-intensity exercise, athletes often experience peripheral
fatigue. Which of the following is believed to be the reason for this type
of fatigue? - ✔✔✔ Correct Answer > Metabolic acidosis
An athlete is used to performing high-intensity (90% VO2-MAX) aerobic
exercise; however, she will now be changing to longer-duration, sub
maximal exercise on a regular basis. This change in training strategy will
typically result in what changes concerning energy supply? - ✔✔✔
Correct Answer > Transition from almost exclusively carbohydrate to
mostly fat.
Which of the following is a branched-chain amino acid? - ✔✔✔ Correct
Answer > Isoleucine
Which of the following describes the change in responsiveness of a
receptor to insulin? - ✔✔✔ Correct Answer > Down-regulation
All of the following hormones use a second messenger to cause effects
in the body EXCEPT - ✔✔✔ Correct Answer > Cortisol
