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Author Question: The _____ is considered the pacemaker of the heart. A) sinoatrial node B) atrioventricular node ... (Read 75 times)

tth

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on: Jul 3, 2018
The _____ is considered the pacemaker of the heart.
 
  A) sinoatrial node
   B) atrioventricular node
   C) Purkinje fiber
   D) bundle branch

Question 2

A deadly toxin derived from the processing of castor beans is:
 
  a. Botulism
  b. Smallpox
  c. Ricin
  d. Sarin


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Sarahjh

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Reply #1 on: Jul 3, 2018
Answer to Question 1

A

Answer to Question 2

d
Rationale: a. Botulism is a bacteria.
b. Smallpox is a virus.
c. Correct.
d. Sarin is a nerve agent.


tth

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Reply 2 on: Jul 3, 2018
Gracias!

tuate

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Reply 3 on: Yesterday
Wow, this really help

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