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Monitor Tech Chapter 8 Quiz

Monitor Tech Chapter 8 Quiz

  1. Select the best response from the answer choices following each question.

    1. Impulse generation originates in which one of the following anatomical structures of the heart?

    • 1.
    • 2.
    • 3.
    • 4.
  2. 2. Which one of the following physiological changes of the cardiac myocytes results in a decreased negative net charge inside the cell?

    • 1.
    • 2.
    • 3.
    • 4.
  3. 3. Refer to the graph below. This plot pattern depicts the electrical measurement of a:

    • 1.
    • 2.
    • 3.
    • 4.
  4. 4. A frontal QRS axis of −15° is referred to as which of the following axis deviations?

    • 1.
    • 2.
    • 3.
    • 4.
  5. 5. An isoelectric vector has which of the following ECG characteristics?

    • 1.
    • 2.
    • 3.
    • 4.
  6. 6. The Einthoven triangle refers to which of the following ECG leads?

    • 1.
    • 2.
    • 3.
    • 4.
  7. 7. What direction does the septal vector travel in a normal impulse conduction of the heart?

    • 1.
    • 2.
    • 3.
    • 4.