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Home Q & A Board Biology-Related Homework Help Medicine Emergency Medical Care
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Tegab Tegab
wrote...
Posts: 509
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6 years ago
The inner lining of the heart is called the
 
  A) endocardium.
   B) pericardium.
   C) myocardium.
   D) epicardium.

Question 2

_______________________ is the antihistamine MOST commonly used in the treatment of allergic reactions in the prehospital realm.
 
  a. Diphenhydramine
  b. Hydroxyzine
  c. Promethazine
  d. Cimetedine

Question 3

What color would you expect oxygenated blood to be?
 
  A) bright red
   B) bluish
   C) green
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Replies
wrote...
#1
6 years ago
Answer to q. 1

A

Answer to q. 2

a
Rationale: a. Correct.
b. Hydroxyzine is a potent antihistamine that is only administered intramuscularly.
c. Promethazine has many undesirable effects when used in the prehospital realm.
d. Cimetedine is a selective H2 blocker and not commonly used.

Answer to q. 3

A
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