CSCS Exam COMPLETE NEWEST 200
QUESTIONS AND VERIFIED SOLUTIONS
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QUESTION: A muscle fiber that is small in diameter has a slow contraction speed, and a high
capillary density would be classified as? - ANSWER-Type I
QUESTION: Through which of the following valves does blood flow after contraction of the right
atrium? - ANSWER-Tricupsid
QUESTION: During a typical electrocardiogram, atrial depolarization is represented by? -
ANSWER-P-wave
QUESTION: While reading an ECG, electrical potential that depolarizes the ventricles is
represented by? - ANSWER-QRS complex
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QUESTION: What blood vessel functions to exchange oxygen, fluid, nutrients, electrolytes,
hormones, and other substances between the blood and the interstitial fluid in the various
tissues of
the body? - ANSWER-Capillaries
QUESTION: Where are normal rhythmic electrical impulses initiated in the heart? - ANSWER-
Sinoatrial (SA) node
QUESTION: When performing a biceps curl, tension in the biceps brachii muscle increases.
Which of the following structures detects and responds to the tension by reflexively reducing
muscle activation? - ANSWER-Golgi tendon organ
QUESTION: An athlete training for a marathon would benefit from having a high concentration
of which muscle fiber type? - ANSWER-Type I
QUESTION: A college football player decides to add 30 minutes of intense stationary cycling
every other day to his current resistance training program. Which of the following best
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describes the effect the stationary cycling will have on his performance? - ANSWER-Strength
gains compromised
Each muscle fiber is surrounded by a connective tissue called? - ANSWER-Endomysium
QUESTION: What is released from the sarcoplasmic reticulum into the myofibril, causing
tension development in a muscle? - ANSWER-Calcium ions that bind to troponin
QUESTION: What type of muscular contraction occurs in the pectoralis major during the slow,
controlled, downward phase of a bench press? - ANSWER-Eccentric
QUESTION: What is the thick structural protein inside the sarcomere? - ANSWER-Myosin
QUESTION: Which of the following represents the correct transmission of the heart's electrical
impulse? - ANSWER-SA node, AV node, AV bundle, Purkinje fibers
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QUESTION: Which of the following represents a muscle of expiration? - ANSWER-Internal
Intercostal
QUESTION: Identify the correct path in which inhaled air is distributed to the lungs. - ANSWER-
Trachea, Bronchi, Bronchioles, Alveoli
QUESTION: Heavy resistance exercise has what effect on cardiac output? - ANSWER-No change
QUESTION: What is the value of a metabolic equivalent (MET) - ANSWER-3.5 ml of oxygen per
kilogram of body weight per minute
QUESTION: The phosphagen energy system would primarily supply ATP for which of the
following activities? - ANSWER-100-m dash
QUESTION: Which of the following pathways/systems has the highest capacity for energy
production? - ANSWER-Oxidation of fats and proteins
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