The single-celled organisms referred to as "animalcules" were discovered by Anton Von Leeuwenhoek
a. True
b. False
Indicate whether the statement is true or false
True
RATIONALE: The single-celled organisms referred to as "animalcules" were discovered by Anton Von Leeuwenhoek. These were discovered based upon scrapings from his teeth.
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Which of the following statements is TRUE regarding the medication digoxin?
a. Digoxin has negative chronotropic (slows AV conduction) and increased inotropic (force of cardiac contraction) effects. b. Digoxin is relatively safe in the emergency setting because of a very wide therapeutic dose range. c. Digoxin may be used safely with bradycardia as it strengthens the force of cardiac contractions. d. Because it is an antiarrhythmic, digoxin may be used in cardiac arrest.
Which of the following complications of ECLS is the most common?
A. anticoagulation B. hypotensive injury to organs C. hemorrhage D. clot formation