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Author Question: The medical term for an incision in the chest wall is: A) thoracentesis B) thoracotomy C) ... (Read 106 times)

newyorker26

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on: Jun 27, 2018
The medical term for an incision in the chest wall is:
 
  A) thoracentesis
  B) thoracotomy
  C) tracheostomy
  D) tracheotomy

Question 2

The ________ is the pacemaker of the heart.
 
  A) atrioventricular node
  B) sinoatrial node
  C) atrioventricular bundle
  D) autonomic nervous system


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jomama

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Reply #1 on: Jun 27, 2018
Answer to Question 1

B
Explanation: Two of the answers are eliminated based on the anatomical region; they refer to the trachea. The other two answers indicate the root thorac for thorax. Centesis means surgical puncture and -tomy means incision.

Answer to Question 2

B
Explanation: Correct. The sinoatrial node initiates a heartbeat.


newyorker26

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Reply 2 on: Jun 27, 2018
Great answer, keep it coming :)

6ana001

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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