Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
1. Which of the following substances regulates muscle calcium
action?
- potassium
- calcium
- troponin
- tropomyosin
2. Which of the following substances regulates muscle acetylcholine
action?
- acetylcholine
- ATP
- creatine phosphate
- serotonin
3. When throwing a baseball, an athlete's arm is rapid- muscle spindles
ly stretched just before throwing the ball. Which of
the following structures detects and responds to that
stretch by reflexively increasing muscle activity?
- golgi tendon organ
- muscle spindles
- extrafusal muscle
- pacinian corpuscle
4. From which of the following is the heart's electrical SA node
impulse normally initiated?
- AV node
- SA node
- the brain
- the sympathetic nervous system
, Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
5. Which of the following occurs during the QRS complex II and IV only
of a typical ECG?
- depolarization of the atrium
- repolarization of the atrium
- repolarization of the ventricle
- depolarization of the ventricle
I and III only
II and IV only
I, II, and III only
II, III, and IV only
6. Which of the following is the definition of power? force x velocity
- mass x acceleration
- force x distance
- force x velocity
- torque x time
7. To compare performances of Olympic weightlifters of body weight to the 2/3
different body weights, the classic formula divides the power
load lifted by the athlete's
- body weight
- body weight squared
- lean body weight
- body weight to the 2/3 power
8. A vertical jump involves knee, hip, and shoulder move- sagittal
ment primarily in which of the following anatomical
planes?
, Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
- sagittal
- perpendicular
- frontal
- transverse
9. An athlete is performing isokinetic elbow flexion and I and III only
extension exercise. Which of the following type(s) of
levers occur(s) at the elbow during this exercise
- first class
- second clas
- third class
I only
II only
I and III only
II and III only
10. During a free weight exercise, muscle force varies with I and III only
which of the following?
- perpendicular distance from the weight to the body
joint
- joint angle
- movement acceleration
- movement velocity squared
I and III only
II and IV only
I, II, and III only
II, III, and IV only
11. glucose
, Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
Which of the following substances can be metabolized
anaerobically?
- glycerol
- glucose
- amino acids
- free fatty acids
12. Which of the following reaction is the primary cause of ATP --> ADP + Pi + H+
metabolic acidosis (i.e., the decrease in intramuscular
pH during high-intensity, fatiguing exercise)?
- ATP --> ADP + Pi + H+
- pyruvate + NADH --> lactate + NAD+
- ADP + creatine phosphate --> ATP + creatine
- fructose-6-phosphate --> fructose-1,6-bisphophate
13. Which of the following energy systems produces ATP phosphagen
at the quickest rate?
- phosphagen
- aerobic glycolysis
- fat oxidation
- fast glycolysis
14. Approximately how many net ATP are produced via 38
the oxidative energy system from the metabolism of
one glucose molecule?
- 27
- 34
- 38
- 41
Study online at https://quizlet.com/_9sx9p9
1. Which of the following substances regulates muscle calcium
action?
- potassium
- calcium
- troponin
- tropomyosin
2. Which of the following substances regulates muscle acetylcholine
action?
- acetylcholine
- ATP
- creatine phosphate
- serotonin
3. When throwing a baseball, an athlete's arm is rapid- muscle spindles
ly stretched just before throwing the ball. Which of
the following structures detects and responds to that
stretch by reflexively increasing muscle activity?
- golgi tendon organ
- muscle spindles
- extrafusal muscle
- pacinian corpuscle
4. From which of the following is the heart's electrical SA node
impulse normally initiated?
- AV node
- SA node
- the brain
- the sympathetic nervous system
, Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
5. Which of the following occurs during the QRS complex II and IV only
of a typical ECG?
- depolarization of the atrium
- repolarization of the atrium
- repolarization of the ventricle
- depolarization of the ventricle
I and III only
II and IV only
I, II, and III only
II, III, and IV only
6. Which of the following is the definition of power? force x velocity
- mass x acceleration
- force x distance
- force x velocity
- torque x time
7. To compare performances of Olympic weightlifters of body weight to the 2/3
different body weights, the classic formula divides the power
load lifted by the athlete's
- body weight
- body weight squared
- lean body weight
- body weight to the 2/3 power
8. A vertical jump involves knee, hip, and shoulder move- sagittal
ment primarily in which of the following anatomical
planes?
, Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
- sagittal
- perpendicular
- frontal
- transverse
9. An athlete is performing isokinetic elbow flexion and I and III only
extension exercise. Which of the following type(s) of
levers occur(s) at the elbow during this exercise
- first class
- second clas
- third class
I only
II only
I and III only
II and III only
10. During a free weight exercise, muscle force varies with I and III only
which of the following?
- perpendicular distance from the weight to the body
joint
- joint angle
- movement acceleration
- movement velocity squared
I and III only
II and IV only
I, II, and III only
II, III, and IV only
11. glucose
, Strength and Conditioning - Final Exam
Study online at https://quizlet.com/_9sx9p9
Which of the following substances can be metabolized
anaerobically?
- glycerol
- glucose
- amino acids
- free fatty acids
12. Which of the following reaction is the primary cause of ATP --> ADP + Pi + H+
metabolic acidosis (i.e., the decrease in intramuscular
pH during high-intensity, fatiguing exercise)?
- ATP --> ADP + Pi + H+
- pyruvate + NADH --> lactate + NAD+
- ADP + creatine phosphate --> ATP + creatine
- fructose-6-phosphate --> fructose-1,6-bisphophate
13. Which of the following energy systems produces ATP phosphagen
at the quickest rate?
- phosphagen
- aerobic glycolysis
- fat oxidation
- fast glycolysis
14. Approximately how many net ATP are produced via 38
the oxidative energy system from the metabolism of
one glucose molecule?
- 27
- 34
- 38
- 41
