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Author Question: What is the purpose of anticoagulant therapy? a. Thin the blood b. Lyse existing clots c. ... (Read 133 times)

saraeharris

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What is the purpose of anticoagulant therapy?
 
  a. Thin the blood
  b. Lyse existing clots
  c. Increase viscosity of the blood
  d. Prevent new clot formation

Question 2

Antiinflammatory analgesics should be used with caution by patients with which of the following conditions? (Select all that apply.)
 
  a. Liver disease
  b. Transient ischemic attacks (TIAs)
  c. Headaches
  d. Weight loss
  e. Heart disease



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bobsmith

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Answer to Question 1

ANS: D
All anticoagulants prevent the formation of blood clots, or thrombi, by interfering with the complex clotting mechanism of blood and increasing the time it takes for blood to clot.

Answer to Question 2

ANS: A, B
Antiinflammatory analgesics should not be used in patients with hepatic disease and with symptoms of TIAs.





 

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

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There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

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By definition, when a medication is administered intravenously, its bioavailability is 100%.

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