Which side of Einthoven's triangle is formed by lead I?
A. From right arm to left leg
B. From right arm to left arm
C. From left arm to left leg
D. From left leg to right leg
Answer: B
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If a patient is known to have poor peripheral circulation, what type of specimen collection will NOT work well for her?
A. Butterfly technique B. Normal venipuncture using evacuated tubes C. Syringe technique D. Fingerstick technique
What provides support services at emergency scenes?
A) A combination vehicle B) A special service vehicle C) An initial attack vehicle D) A quad
What causes the degranulation of mast cells in asthma patients?
a. Antigens attaching to IgE molecules on the mast cell surface. b. Antigens attaching to proteins receptors on mast cell surface. c. Irritant receptors on the mast cells are stimulated by antigens. d. Infectious particles attacking the mast cells.
The Metathesaurus can be used in which of the following applications?
A. automated indexing research B. natural language processing C. information retrieval from databases D. linking patient records to related information in bibliographic, full-text, or factual databases E. all of the above