cscs corrections Flashcards
What is the recommended coach to participant ratio during peak weight room usage time?
1 for every 20 in college
Which individual is responsible for allowing an athlete to begin formal involvement in S & C?
Athletic Trainer
What is the recommended minimum distance b/w the floor and the bottom of mirrors on walls?
20 inches
What is the minimum space b/w the ends of racks for spotters?
3 feet
What season corresponds to the preparatory period?
offseason
What does the term IMPULSE refer to?
the relationship between force and time
In upright sprinting an athlete stride length is largely dependent on:
VERTICAL force during stance phase
Drills or tests that require the athlete to move rapidly in response to a stimulus such as a whistle, arrow, or opponent are best for measuring which of the following?
agility
What training requires additional emphasis to improve change of direction?
Eccentric strength
What phases are commonly used to vary workouts during (Offseason) preparatory period?
Hypertrophy & Basic strength
Which substance acts as the neuromuscular junction to excite the muscle fibers of a motor unit?
Acetylcholine
What occurs during the QRS complex of a typical ECG?
REPOLARIZATION of the atrium-DEPOLARIZATION of the ventricle
In a concentric isokinetic elbow flexion & extension exercise… what levers occur at the elbow?
1st class & 3rd class
What reaction is the primary cause of metabolic acidosis (i.e., the decrease in intramuscular pH during high intensity, fatiguing exercise)?
ATP — ADP + P +H
How many net ATP are produced via the oxidative energy system from the metabolism of one glucose molecule?
38
What energy substrate cannot be depleted during extreme exercise intensities or durations?
ATP
What are the 3 functions of GROWTH HORMONES?
increased LIPOLYSIS
increased AMINO ACID TRANSPORT
decreased GLUCOSE UTILIZATION
Following resistance training, augmented neural drive to the working musculature is the result of what 3 things?
increased AGONIST MUSCLE RECRUITMENT
muscle HYPERTROPHY
greater SYNCHRONIZATION
What 3 things INCREASE during an AEROBIC exercise session?
END-DIASTOLIC volume
cardiac CONTRACTILITY
cardiac OUTPUT
Primary training adaptations of elite aerobically trained athletes include what three things?
increased MAXIMAL OXYGEN UPTAKE
decreased BLOOD LACTATE concentration
increased RUNNING ECONOMY
An 8-year-old boy dramatically increased his upper body strength after a 6-month resistance training program. What is most likely responsible for this gain?
improved NEUROMUSCULAR FUNCTIONING
Growth cartilage in children is located in what three areas ?
EPIPHYSEAL PLATE
JOINT SURFACE
APOPHYSEAL INSERTION
The condition characterized by a bone mineral density more than 2.5 SD below the young adult mean is called what?
OSTEOPOROSIS
What makes the GREATEST contribution to total energy expenditure?
Resting metabolic rate
What is the best reason for aerobic endurance athletes to avoid erythropoietin use?
It may cause an unregulated increase in red blood cell production.
The bench press, vertical jump, and 10m (11-yard) sprint are the MOST valid test for what American football position?
Defensive lineman
What sequence produces the MOST reliable results?
T-test, 1 RM power clean, 1RM bench press, 1.5 mile (2.4 km) run
Anaerobic capacity is quantified as the maximal power output achieved during activity lasting
30 to 90 seconds
Which of the following tests is NOT used to measure maximal muscular power
40 yard sprint
Muscle groups or body areas assessed during the sit and reach test?
hamstring and lumbar spine
When stimulated during PNF stretching, Golgi tendon organs allow the relaxation of the
stretched muscle by its own contraction
What stretching technique decreases muscle spindle stimulation?
static stretching
If most scores are similar , but there are 3 scores that are much higher than the rest. Which of the measures of central tendency is most appropriate for this group?
Median
If a strong athlete incorporates only unilateral training into his or her program, what might the strength and conditioning professional expect to happen?
a bilateral facilitation will occur
With regard to core training, when is INSTABILITY exercises best applied?
in trained athletes who are rehabbing from an injury.
Training on instability devices can reduce the overall agonist force production capacity and power output of the athlete to less than _____ of what can be achieved in a stable condition.
70%
An American football lineman has difficulty driving into defensive linemen and believes he has lost his explosive ability. Which is the BEST exercise order to help this athlete improve his performance?
power clean, back squat, hip sled, leg (knee) curl.
A female triathlete needs to improve the muscular endurance of her upper body. Using three set of 15 reps per exercise, what rest period lengths will MAXIMIZE her goal?
30 seconds
What are the three phases of the Stretch Shortening Cycle?
Eccentric-Amortization-Concentric
What 3 things should be assessed before beginning a lower body plyometric training program?
train history- balance- strength
What is the most appropriate WORK-To-REST ratios in order to assign a PLYOMETRIC training workout?
1:5
