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Home Q & A Board Biology-Related Homework Help Medicine Medical Administration
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Kwilliams85 Kwilliams85
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6 years ago
The QRS of an ECG falls on a dark vertical line of the ECG paper. Subsequent QRS complexes fall on every other dark line (10 mm apart). What is the ventricular rate?
 
  a. 300/min
  b. 200/min
  c. 150/min
  d. 100/min


Q. 2  What parameter is measured on the vertical axis of the ECG paper?
 
  a. Time
  b. Voltage
  c. Cardiac contraction rate
  d. Blood flow


Q. 3  What condition is often associated with right-axis deviation?
 
  a. Cor pulmonale
  b. Congestive heart failure (CHF)
  c. Mitral valve prolapse
  d. Left ventricular hypertrophy


Q. 4  Which of the following axis placements represents right-axis deviation?
 
  a. +60
  b. +90
  c. +120
  d. +190


Q. 5  What is implied by an abnormally prolonged PR interval?
 
  a. Atrioventricular block
  b. Bundle-branch block
  c. Myocardial infarction
  d. Valvular detachment
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apyattapyatt
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Kwilliams85 Author
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6 years ago
Thank you for being such a great leader
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