010-111

Review 346 010-111 practice questions with answer explanations and community insights.

Question 1

What is the function of the tricuspid valve?

  1. It acts as a pacemaker.
  2. To pump blood through the heart.
  3. Prevents backflow of blood to the left atrium.
  4. Prevents backflow of blood to the right atrium.

Question 2

What is the fundamental unit of muscle contraction?

  1. Myofibril
  2. Sarcomere
  3. Myosin
  4. Sarcolemma

Question 3

Which chamber of the heart is responsible for pumping oxygenated blood to the body?

  1. Right ventricle
  2. Left ventricle
  3. Right atrium
  4. Left atrium

Question 4

What is the natural curve in the lumbar region of the spine?

  1. Kyphotic curve
  2. Scoliotic curve
  3. Lordotic curve
  4. Myotic curve

Question 5

Adenosine triphosphate production via "anaerobic" glycolysis is associated with the significant formation of what by-product?

  1. Pyruvic Acid
  2. Phosphoric Acid
  3. Citric Acid
  4. Lactic Acid
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