CRF Submax Lab
Q: What is the main purpose of submaximal testing?
A. Measure exact VO₂max through gas analysis
B. Push individuals to exhaustion
C. Predict VO₂max without reaching maximal effort
D. Measure strength performance
C. Predict VO₂max without reaching maximal effort
Q: What is the primary goal of a maximal aerobic test?
A. Estimate resting metabolic rate
B. Determine the max number of push-ups
C. Measure true VO₂ max through exertion to exhaustion
D. Assess hydration status
C. Measure true VO₂ max through exertion to exhaustion
A 45-year-old beginner wants to improve aerobic fitness. Current program: 20 min brisk walk, 3× week.
Which is the most appropriate next progression?
A. Increase to 40 min per session immediately
B. Add 1 extra walking day per week before increasing time
C. Increase speed to jogging intensity
D. Add high-intensity intervals immediately
B. Add 1 extra walking day per week before increasing time
Where is the heart’s main pacemaker located?
A) AV Node
B) SA Node
C) Purkinje fibers
D) Bundle of His
B) SA Node
Which component is not part of SMART goals?
A. Specific
B. Achievable
C. Reliable
D. Time-bound
C. Reliable
Q: Which of the following is an example of a single-stage submaximal test?
A. YMCA Cycle Ergometry Test
B. George Treadmill Jogging Protocol
C. Bruce Treadmill Protocol
B. George Jog Test
Q: Maximal testing is most appropriate for which population?
A. Pregnant women
B. Children under 12
C. Healthy, active individuals
D. Sedentary seniors
C. Healthy, active individuals
A 60-year-old client on β-blockers shows blunted HR response during treadmill sessions.
How should you adjust intensity monitoring?
A. Switch to %HRR
B. Use RPE 11–14 or Talk Test
C. Increase workload until HR target reached
D. Switch to HRmax formula (220 − age)
B. Use RPE 11–14 or Talk Test
What ion primarily causes the depolarization of heart cells?
A) Potassium (K⁺)
B) Magnesium (Mg²⁺)
C) Calcium (Ca²⁺)
D) Sodium (Na⁺)
D) Sodium (Na⁺)
Good communication primarily depends on:
A. Persuasive speeches
B. Listening skills
C. Non-stop encouragement
D. Avoiding feedback
B. Listening skills
Q: What variable is most important to monitor during submaximal testing?
A. Calories burned
B. VO₂ reserve
C. Heart rate
D. Resting metabolic rate
C. Heart rate
Q: Which of the following is a staged protocol?
A. Walking continuously at 3 mph
B. Increasing treadmill incline every 3 minutes
C. Resting for 30 seconds between light sprints
D. Cycling at one steady workload
B. Increasing treadmill incline every 3 minutes
A 35-year-old female has trained consistently for 8 weeks at 40 min, 4 days/week (moderate intensity).
Her next 4-week mesocycle should emphasize which adjustment to follow the principle of progressive overload while minimizing injury risk?
A. Add one extra rest day
B. Increase intensity to vigorous for 1–2 days/week
C. Increase duration by 10 min each session and keep intensity constant
D. Double total weekly volume
C. Increase duration by 10 min each session and keep intensity constant
Which lead is typically used for routine heart monitoring because it best follows the heart’s electrical flow?
A) Lead I
B) Lead II
C) Lead III
D) aVR
B) Lead II
Which principle of Motivational Interviewing (MI) involves acknowledging client concerns without judgment?
A. Rolling with resistance
B. Expressing empathy
C. Supporting self-efficacy
D. Developing discrepancies
B. Expressing empathy
***DOUBLE POINTS***
Q: During the George Treadmill Jogging Protocol, steady-state heart rate should not exceed:
A. 150 bpm
B. 160 bpm
C. 170 bpm
D. 180 bpm
D. 180 bpm
Q: What defines a ramp protocol in maximal testing?
A. Discrete stages with recovery
B. No changes in intensity
C. Gradual and continuous increases in intensity
D. High-intensity intervals with rests
C. Gradual and continuous increases in intensity
Q: Which cardiovascular response is expected during a graded exercise test?
A. Decreased systolic BP
B. Increased stroke volume
C. No change in heart rate
D. Sudden increase in diastolic BP
B. Increased stroke volume
What does an elevated ST segment most likely indicate?
A) Atrial depolarization
B) Ventricular repolarization
C) Ischemia or Myocardial Infarction (MI)
D) Rapid conduction through Purkinje fibers
C) Ischemia or Myocardial Infarction (MI)
***Double Points***
Motivational Interviewing Response
A client says: “I know I should exercise, but I just don’t have time.” Which is the BEST MI-based reply?
A. “If you don’t have time, then maybe exercise isn’t for you.”
B. “Let me tell you why that excuse doesn’t work.”
C. “It sounds like time is a barrier. What small steps could realistically fit into your schedule?”
D. “You have to make time or you’ll never succeed.”
C. “It sounds like time is a barrier. What small steps could realistically fit into your schedule?”
Why is heart rate used to estimate VO₂max in submaximal testing?
A. Because heart rate reflects blood pressure at rest
B. Because heart rate directly determines treadmill speed
C. Because heart rate increases linearly with workload and oxygen consumption
D. Because heart rate stays the same throughout the test
C. Because heart rate increases linearly with workload and oxygen consumption
***DOUBLE POINTS***
Q: What is the metronome setting for a stepping rate of 20 steps/min?
A. 80 bpm
B. 60 bpm
C. 100 bpm
D. 40 bpm
A. 80 bpm
***Double Points***
A client currently completes 150 min of moderate aerobic exercise per week. She wants additional benefits per ACSM guidelines. Which change is most appropriate?
A. Increase total to 300 min/week of moderate exercise
B. Add 1 extra day of light activity
C. Reduce frequency but raise intensity
D. Add only strength training
A. Increase total to 300 min/week of moderate exercise
*** Double Points***
What is the normal duration of the PR interval?
A) 0.04–0.08 seconds
B) 0.08–0.10 seconds
C) 0.12–0.20 seconds
D) 0.36–0.44 seconds
C) 0.12–0.20 seconds
The EP-C’s role in MI is to encourage this type of talk.
A. Change talk
B. self-talk
C. Relapse discussion
D. Fitness competitions
A. Change talk