NAFC Group Fitness Certification Exam QUESTIONS WITH
ANSWERS RATED A+
Flexibility - The range of motion in a joint or group of joints.
Golgi Tendon Organ - A sensory nerve located in the muscle tendon involved in contraction and
lengthening.
Hyper-kyphosis - An exaggerated posterior curve in the thoracic spine.
Hyper-lordosis - An exaggerated anterior curve in the lumbar spine.
Hypertension - Is a term used to describe high blood pressure.
Hypertrophy - An increase in the total size of a muscle.
Isometric Contraction - A muscle contraction in which there is no change in muscle length under
tension.
Karvonen Formula - A formula used to determine maximum and target heart rates.
Macronutrients - This defines the class of nutrients consumed in large quantities that provide
calories and energy. These are carbohydrates, proteins, and fats.
Metabolism - The sum of all vital processes by which the nutrients and energy from food are
made available.
Micronutrients - Essential nutrients consumed in small amounts that are needed for physiological
functions.
Motor Unit - A motor nerve and all the muscle fibers it innervates.
Myocardial Infraction - A hear attack.
Passive Stretching - A stretch assisted by your own body or some type of external force.
Plyometric Training - A training that utilizes the stretch reflex of a muscle for explosive
movements such as jumping and bounding.
Proprioception - The human body's subconscious awareness of where all of its limbs are in space
and time.
Proprioceptive Neuronuscular Facilitation (PNF) - Where the stretched muscles are contracted
isometrically with assistance and then relaxed and gently moved through their full range of
motion.
, Social Cohesion - The societal bonds that bring people together.
Static Stretch - A sustained stretch usually held for 10-30 seconds.
Stretching - A form of exercise to elongate the muscles, usually performed after the body is
warm.
Valsalva Maneuver - A forceful attempted expiration against a closed airway.
Kenneth Cooper - Father of Aerobics
Jackie Sorenson - 1st closed-circut televised "aerobic dance" program
Judi Sheppard Misset - Founder of Jazzercise
Gin Miller - Inventor of Step Aerobics
Beto Perez - Founder of Zumba
The advent of Zumba was responsible for what? - Reinvigorating group dance aerobics
Which group fitness classes are commonly considered "mind-body" classes? - Pilates, yoga,
"fusion"
Drop-out rate for group fitness enthusiasts - 50%
5 reasons why people attend group fitness classes - 1) social benefits/interaction 2) happiness 3)
increased self-esteem 4) physical benefits 5) satisfaction
% of people who meet guidelines for both aerobic and muscle strengthening activity - 21%
% of people who get insufficient amount of activity - 30%
% of people who are sedentary - 49%
Healthy adults need _____ minutes of moderate-intensity aerobic activity per week - 150
minutes
Health adults need ____ minutes of vigorous-intensity aerobic activity per week - 75 minutes
Healthy adults need ____ days/week for muscle strengthening activity - 2 or more days/week
For additional health benefits, healthy adults need _____ minutes of moderate-intensity aerobic
activity per week - 300 minutes
ANSWERS RATED A+
Flexibility - The range of motion in a joint or group of joints.
Golgi Tendon Organ - A sensory nerve located in the muscle tendon involved in contraction and
lengthening.
Hyper-kyphosis - An exaggerated posterior curve in the thoracic spine.
Hyper-lordosis - An exaggerated anterior curve in the lumbar spine.
Hypertension - Is a term used to describe high blood pressure.
Hypertrophy - An increase in the total size of a muscle.
Isometric Contraction - A muscle contraction in which there is no change in muscle length under
tension.
Karvonen Formula - A formula used to determine maximum and target heart rates.
Macronutrients - This defines the class of nutrients consumed in large quantities that provide
calories and energy. These are carbohydrates, proteins, and fats.
Metabolism - The sum of all vital processes by which the nutrients and energy from food are
made available.
Micronutrients - Essential nutrients consumed in small amounts that are needed for physiological
functions.
Motor Unit - A motor nerve and all the muscle fibers it innervates.
Myocardial Infraction - A hear attack.
Passive Stretching - A stretch assisted by your own body or some type of external force.
Plyometric Training - A training that utilizes the stretch reflex of a muscle for explosive
movements such as jumping and bounding.
Proprioception - The human body's subconscious awareness of where all of its limbs are in space
and time.
Proprioceptive Neuronuscular Facilitation (PNF) - Where the stretched muscles are contracted
isometrically with assistance and then relaxed and gently moved through their full range of
motion.
, Social Cohesion - The societal bonds that bring people together.
Static Stretch - A sustained stretch usually held for 10-30 seconds.
Stretching - A form of exercise to elongate the muscles, usually performed after the body is
warm.
Valsalva Maneuver - A forceful attempted expiration against a closed airway.
Kenneth Cooper - Father of Aerobics
Jackie Sorenson - 1st closed-circut televised "aerobic dance" program
Judi Sheppard Misset - Founder of Jazzercise
Gin Miller - Inventor of Step Aerobics
Beto Perez - Founder of Zumba
The advent of Zumba was responsible for what? - Reinvigorating group dance aerobics
Which group fitness classes are commonly considered "mind-body" classes? - Pilates, yoga,
"fusion"
Drop-out rate for group fitness enthusiasts - 50%
5 reasons why people attend group fitness classes - 1) social benefits/interaction 2) happiness 3)
increased self-esteem 4) physical benefits 5) satisfaction
% of people who meet guidelines for both aerobic and muscle strengthening activity - 21%
% of people who get insufficient amount of activity - 30%
% of people who are sedentary - 49%
Healthy adults need _____ minutes of moderate-intensity aerobic activity per week - 150
minutes
Health adults need ____ minutes of vigorous-intensity aerobic activity per week - 75 minutes
Healthy adults need ____ days/week for muscle strengthening activity - 2 or more days/week
For additional health benefits, healthy adults need _____ minutes of moderate-intensity aerobic
activity per week - 300 minutes
