For the acquisition of a 4-lead tracing, why is the skin cleansed, dried, and shaved of hair (if necessary) prior to applying the ECG electrodes?
A) Because ECG monitoring is a sterile procedure
B) To decrease the amount of energy needed should the patient need to be defibrillated
C) To enhance the conductivity between the electrode and the skin
D) Because it makes the heart more responsive to defibrillatory shocks
C
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Which of the following is NOT true of aging and memory?
a. Getting enough sleep helps improve the brain's response time. b. Physical exercise helps improve memory function. c. Knitting and crocheting stimulate the brain. d. Keeping the brain active with crossword puzzles does little to aid memory function.
What is a unit value?
a. A value that when multiplied by a conversion factor determines the balance due b. A numerical value assigned by a relative value study (RVS) to a procedure code c. A value that the CMS leave to the discretion of billers and examiners d. A value that does not vary by location
State boards of pharmacy require pharmacies to maintain written documentation for
A) 1 year B) 2 years C) 3 years D) 5 years
A stochastic effect is when a biological response is based on the probability of occurrence rather than the severity of the change
Indicate whether the statement is true or false