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Author Question: Which of the following best describes the contraction of the cardiac cells from the electrical ... (Read 62 times)

naturalchemist

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on: Jun 25, 2018
Which of the following best describes the contraction of the cardiac cells from the electrical discharge?
 a. Repolarization
  b. Negative deflection
  c. Depolarization
  d. Polarization

Question 2

Drugs that are injected directly into the vein are ____________.
 a. intravenous
  b. oral
  c. intradermal
  d. sublingual


eliasc0401

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Reply #1 on: Jun 25, 2018
Answer to Question 1

c

Answer to Question 2

a
RATIONALE: Drugs that are injected directly into the vein are intravenous.


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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

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