What element is present in wood?
A) Sodium
B) Silicon
C) Calcium
D) All of the above
D) All of the above
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Which of the following best describes a dialysis shunt?
A) Cannulation of a vein, such as the A/C, under fluoroscopy B) An implanted device requiring a special needle for access C) A surgically implanted catheter in the subclavian vein D) A loop connecting an artery and a vein
After assisting a patient with his epinephrine auto-injector, you note that his blood pressure has improved. You realize that this finding probably resulted from epinephrine's ability to:
a. relax the smooth muscle of blood vessels. b. constrict blood vessels. c. increase the number of circulating red blood cells. d. increase the oxygen-carrying capacity of the red blood cells.
________ engineering involves changing an organism's existing DNA.
A. Genetic B. Reverse C. Biological D. Chemical
Which study assists a surgeon with determining the MOST effective antibiotic therapy for treatment of an SSI?
a. isotope scanning b. plethysmography c. culture and sensitivity d. hemoglobin and hematocrit