A laboratory technician is given a blood sample and asked to calculate the concentration of dopamine. The first test reveals that the concentration of dopamine falls outside the reliable range for the testing method
He adds 100 ?L saline solution to 100 ?L of the sample and retests the sample. How does the concentration of dopamine in the diluted sample compare to the concentration of dopamine in the original sample?
A) The concentration in the diluted sample is one-half that of the original sample.
B) The concentration in the diluted sample is one hundred times that of the original sample.
C) The concentration in the diluted sample is one-tenth that of the original sample.
D) The concentration in the diluted sample is twice that of the original sample.
A
You might also like to view...
ASAP means
A) As soon as permissible B) At set time or as permitted C) At six or prior D) As soon as possible
A patient is experiencing an exacerbation of COPD. He is 65 years old, slim, and in notable dis-tress with tachypnea, tachycardia, and an arterial blood pH of 7.29. Which of the following therapies would be most indicated?
a. Intrapulmonary percussive ventilation b. Intubation and mechanical ventilation c. Nasal CPAP d. Noninvasive ventilation