Which of the following specimen requests is acceptable?

A 21 yr old patient presents with pharyngitis. A throat swab is collected and submitted for anaerobic culture. The specimen should be:

A multiply transfused patient developed a headache, nausea, fever and chills during his last transfusion. What component is most appropriate to prevent this reaction in the future?

An enzyme deficiency associated with a moderate to severe hemolytic anemia after the patient is exposed to certain drugs and that is characterized by red cell inclusions formed by denatured hemoglobin is:

What is the major phagocytic cell involved in the initial defense against pathogens such as bacteria?

After a difficult venipuncture requiring prolonged application of the tourniquet, the serum K+ was found to be 6.8 mEq/L. The best course of action is to:

On an electronic particle counter, if the RBC count is erroneously increased, how will other parameters be affected?

Group O red cells are used as a source for commercial screening cells because:

For the past five days, four times as many samples as usual submitted for ionized calcium were below the reference range.  The same phlebotomist collected all of the samples.  When questioned, she said that the samples were collected using syringes from an arterial blood gas collection kit.  The samples were anaerobic when received by the lab.  Which is the best explanation of the low results?

Disinfection of countertops in the Micro lab can be achieved by all of the following EXCEPT: