The area supplied by an obstructed coronary artery goes through a characteristic sequence of events ...

The area supplied by an obstructed coronary artery goes through a characteristic sequence of events that have been identified as zones of _____, _____, and _____.
 
  Fill in the blanks with correct word

Question 2

An escape rhythm is initiated by a lower pacemaker site when the sinoatrial (SA) node slows or fails to initiate an impulse.
 
  Indicate whether the statement is true or false

Question 3

A QRS measuring 0.10 to 0.12 seconds is called a(n) _____ right or left bundle branch block.
 
  Fill in the blanks with correct word

Question 4

The AV junction consists of the AV node and the nonbranching portion of the bundle of His.
 
  Indicate whether the statement is true or false

Question 5

Complete the following ECG criteria for atrial flutter:
 
  Rhythm __________________________
  Rate __________________________
  P waves __________________________
  PR interval __________________________
  QRS duration __________________________
 
  Fill in the blanks with correct word