AFAA Trivia 5

Question 1

What does the term 'muscle hypertrophy' refer to in the context of resistance training?

Accepted Answer

An increase in muscle fiber size

Answer

Muscle hypertrophy is the enlargement of individual muscle fibers in response to resistance training overload.

Question 2

Which stretching technique involves alternating contraction and relaxation of a muscle before stretching, often used in advanced fitness programs?

Accepted Answer

Proprioceptive Neuromuscular Facilitation (PNF)

Answer

PNF stretching uses alternating muscle contraction and relaxation to achieve greater flexibility gains than passive static stretching alone.

Question 3

In AFAA group fitness programming, what is a 'pre-choreographed' class format?

Accepted Answer

A class with routines designed and distributed by a program provider

Answer

Pre-choreographed formats (like Les Mills programs) provide instructors with set routines, music, and coaching cues from a central provider.

Question 4

What is the primary function of the cardiovascular system during aerobic exercise?

Accepted Answer

Delivering oxygen and nutrients to working muscles while removing waste products

Answer

The cardiovascular system delivers oxygen and glucose to working muscles and removes CO2 and metabolic byproducts during aerobic exercise.

Question 5

Which of the following best describes 'interval training' as recognized by AFAA?

Accepted Answer

Alternating periods of higher and lower intensity exercise

Answer

Interval training alternates between high-intensity efforts and lower-intensity recovery periods, improving both aerobic and anaerobic fitness.

AFAA - Aerobics and Fitness Association of America Practice Test