What is the common approach for determining the accuracy of a method or instrument?
A) Compare the results from several dozen samples obtained by the method under evaluation with the results obtained by an established reference method.
B) Create a standard curve from the results of several dozen samples and compare all future test results to the standard curve.
C) Test several dozen samples, average the results, and compare the average to the referent values suggested by the manufacturer.
D) All of the above
A
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The depth of penetration for ultrasound energy will be inversely proportional to its
A) duty cycle B) frequency C) intensity D) duration of application
The liver is injured ________ percent of the time with penetrating abdominal trauma
A) 10 B) 40 C) 25 D) 75
Your patient is a 50-year-old male who has been detained by mall security officers. The patient is distraught, stating that he needs to "get away from the terrorists." The security officers state the patient was found climbing into a trash dumpster behind the mall and became distressed when they took him away from it. Your physical exam is unremarkable except for noting neglect of hygiene and
nutrition. His skin is warm and dry. HR = 98, BP = 114/78, RR = 12, SaO2 = 99%, blood glucose = 80 mg/dL. You offer him transport to the ED, which he accepts. Which of the following is most appropriate during transport of this patient? A) Apply a cardiac monitor, IV, oxygen B) Restrain the patient with four-point restraints, no ALS interventions C) Start an IV, and request orders for haloperidol D) Make the patient comfortable on the stretcher, no ALS interventions
Keeping a journal throughout an externship is useful for self-evaluation.
Answer the following statement true (T) or false (F)