ACE Personal Trainer MCQ 2

Question 1

Which energy system predominantly fuels a 400-meter sprint?

Accepted Answer

Glycolytic system

Answer

The glycolytic (anaerobic lactic) system primarily fuels efforts lasting 30 seconds to 2 minutes, such as a 400-meter sprint.

Question 2

A client's resting heart rate is 58 bpm. Using the Karvonen formula with a target intensity of 70%, what additional value is needed?

Accepted Answer

Heart rate reserve

Answer

The Karvonen formula requires heart rate reserve (HRmax − resting HR) to calculate target training heart rate.

Question 3

Which muscle action occurs when the biceps brachii controls elbow extension during a slow lowering phase?

Accepted Answer

Eccentric

Answer

Eccentric contractions occur when a muscle lengthens under tension, as the biceps does while controlling elbow extension.

Question 4

Which of the following is the primary function of the rectus abdominis?

Accepted Answer

Trunk flexion

Answer

The rectus abdominis primarily flexes the trunk by approximating the ribcage toward the pelvis.

Question 5

When a client experiences sharp pain during an exercise, the trainer's FIRST response should be to:

Accepted Answer

Stop the exercise immediately

Answer

Sharp pain is a red flag that warrants immediate cessation of exercise to prevent injury.

ACE - Personal Trainer Exam Practice Test