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Jyork9 Jyork9
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Posts: 430
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6 years ago
The pacemaker is in the
 A) left ventricle.
  B) right atrium.
  C) left atrium.
  D) right ventricle.
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fqfq
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Posts: 407
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6 years ago
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Jyork9 Author
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6 years ago
You make an excellent tutor!
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Yesterday
Smart ... Thanks!
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2 hours ago
Brilliant
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