010-111 ACSM Certified Personal Trainer
QUESTION 1
What is the function of the tricuspid valve?
A. It acts as a pacemaker.
B. To pump blood through the heart.
C. Prevents backflow of blood to the left atrium.
D. Prevents backflow of blood to the right atrium.
Answer: D
Explanation:
QUESTION 2
What is the fundamental unit of muscle contraction?
A. Myofibril
B. Sarcomere
C. Myosin
D. Sarcolemma
Answer: B
Explanation:
QUESTION 3
Which chamber of the heart is responsible for pumping oxygenated blood to the body?
A. Right ventricle
B. Left ventricle
C. Right atrium
D. Left atrium
Answer: B
Explanation:
QUESTION 4
What is the natural curve in the lumbar region of the spine?
A. Kyphotic curve
B. Scoliotic curve
C. Lordotic curve
D. Myotic curve
Answer: C
Explanation:
QUESTION 5
Adenosine triphosphate production via “anaerobic” glycolysis is associated with the significant
formation of what by-product?
A. Pyruvic Acid
B. Phosphoric Acid
C. Citric Acid
D. Lactic Acid
Answer: D
Explanation:
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