CSCS Practice Exam; Questions & Answers 100% Solved
12 views 0 purchase
Course
NSCA-CSCS
Institution
NSCA-CSCS
CSCS Practice Exam; Questions & Answers
100% Solved
1. To which of the following structures do the cross-bridges attach during muscle action?
a. actin
b. myosin
c. M-bridge
d. sarcolemma Answer-actin
2. Which of the following substances regulates muscle actions?
a. potassium
b. cal...
CSCS Practice Exam; Questions & Answers
100% Solved
1. To which of the following structures do the cross-bridges attach during muscle action?
a. actin
b. myosin
c. M-bridge
d. sarcolemma Answer-actin
2. Which of the following substances regulates muscle actions?
a. potassium
b. calcium
c. troponin
d. tropomyosin Answer-calcium
3. Which of the following substances acts at the neuromuscular junction to excite the muscle
fibers of a motor unit?
a. acetylcholine
b. ATP
c. creatine phosphate
d. serotonin Answer-acetylchooline
, CSCS Practice Exam; Questions & Answers
100% Solved
4. Which of the following muscle fiber types is the MOST beneficial for a marathon runner?
a. Type I
b. Type IIa
c. Type IIx
d. Type IIc Answer-Type I
5. When throwing a baseball, an athlete's arm is rapidly stretched just prior to throwing the ball.
Which of the following structures detects and responds to that stretch by reflexively increasing
muscle activity?
a. Golgi tendon organ
b. muscle spindle
c. extrafusal muscle
d. Pacinian corpuscle Answer-Muscle spindle
6. From which of the following is the heart's electrical impulse normally initiated?
a. AV node
b. SA node
, CSCS Practice Exam; Questions & Answers
100% Solved
c. the brain
d. the sympathetic nervous system Answer-SA node
7. Which of the following occurs during the QRS complex of a typical ECG?
I. depolarization of the atrium
II. repolarization of the atrium
III. repolarization of the ventricle
IV. depolarization of the ventricle
a. I and III only
b. II and IV only
c. I, II, and III only
d. II, III, and IV only Answer-Repolarization of the atrium; depolarization of the ventricle
(II and IV only)
1. Which of the following is the ultimate source of energy for a muscular contraction?
a. GTP
b. oxygen
c. NADH
d. ATP Answer-ATP
, CSCS Practice Exam; Questions & Answers
100% Solved
2. Which of the following substances can be metabolized anaerobically?
a. protein
b. carbohydrate
c. fat
d. glycerol Answer-carbohydrate
3. The predominant energy system used during a training session depends primarily on the
a. session intensity.
b. session duration.
c. athlete's training status.
d. athlete's lean body mass. Answer-Session intensity
4. The production of lactic acid results from the activation of which of the following energy
systems?
a. phosphagen
b. slow glycolysis
c. fast glycolysis
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller GOLDTUTORS. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.99. You're not tied to anything after your purchase.
