Lack of surfactant in premature infants of less than 34 weeks of gestation is a result of _____.

Methylxanthines are believed to cause bronchodilation by which of the following mechanisms?

What is the best way to prevent spread of infections?

The working distance between the slide and the objective is the smallest with the 

Match the following terms with corresponding examples of the variable

An anticoagulant is:

When performing a venipuncture, the needle is positioned at a:

0.5 liters is equal to 

CLT Maria receives a red SST tube along with a lab requisition for a CMP. How should Maria proceed to obtain the appropriate specimen for testing?

Chris, the Lab Tech is running a STAT blood glucose and notices the controls for the run are “out of control”.  All the controls for previous runs that day were “in control”.  The ED Provider has phoned the Lab four times already anxiously awaiting the results.  The patient is a 15 y/o comatose in critical condition of no apparent cause.  Under these circumstances, should Chris release the results of the blood glucose to the Provider?