A patient’s blood sample gives the following results: WBC                    8.3 k/uL RBC                     2.87 x 109/uL Hb                        12.3 g/dL Hct                       30.2% MCV                    105.2 fL MCH                    42.9 pg MCHC                 40.7 g/dL PLT                      261 k/uL MPV                    9.6 fL   The most appropriate corrective action to be taken before results are called to the floor should include:

Biosafety level 3 precautions are recommended for handling cultures that are growing which of the following organisms?

An elevated ALK, along with normal AST, ALT, and LD would be indicative of

A man gets a large splinter in his foot from his patio decking. The man’s foot turns red, swells slightly, and pus forms around the area where the splinter is lodged. The splinter is pushed out of his foot within two days with no intervention, and he never develops an infection or suffers additional symptoms. What type of immune response helped to get rid of the splinter?

An automated CBC result showed a RBC histogram with two peaks – one peak located in the normal region and the other located to its left. The WBC and platelet histograms are normal. Which patient condition would most likely show this type of histogram?

A patient’s Rh phenotype is expressed as R1R2. What antigens does this individual express on their RBCs?

A microscopic analysis of a urine sample yielded a moderate number of RBCs (10-25/hpf). However, the reagent strip blood test was negative. What can cause a false negative on the reagent strip blood test?

A sample was collected for acid phosphatase analysis at 2100 hours, separated, and refrigerated overnight. It was run at 0800 hours the next day. How would this affect the results?

When reviewing the daily results of quality control for the disk diffusion studies, it appears that all of the control zones are too small. What is the most likely reason for this reaction?

Given the data below, calculate the creatinine clearance: Serum creatinine = 1.2 mg/dL Urine volume = 1.75 L/day Urine creatinine = 120 mg/dL Surface area = 1.80 m2