What is a murmur?
A. The abnormal collection of fluid in a body cavity or organ
B. A sound that can be heard in the lungs in association with lung disease, but may also occur when two ends of a broken bone rub together
C. An abnormal heart sound
D. The abnormal sound of friction caused by inflamed tissues rubbing together
C
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The "gain" setting on the EKG machine is concerned with
A) the size of the patient. B) electrical conduction through the bundle branches. C) the amplitude of the waves and complexes. D) Einthoven's law.
When a specimen has been wrapped in aluminum foil, it is an indication that it is being protected from _______________
Fill in the blank with correct word.
Which of the following are known as adrenergic drugs?
A) parasympathomimetics B) parasympatholytics C) sympatholytics D) sympathomimetics
Which of the following drugs are class III antiarrhythmic agents (potassium channel blockers)?
A) lidocaine and phenytoin B) atenolol and nadolol C) amiodarone and bretylium D) verapamil and digoxin