What is used for PT and PTT?

What is the preferred site for venipuncture? 

Leaving the tourniquet on too long may cause ________________. 

Which order of draw is correct ?

Which is not a reason for failure to collect blood? 

Where do blood cells originate? 

What kind of blood do arteries and arterioles carry? 

The OGTT test diagnoses ______________. 

Failing to provide reasonable standards of care causing someone to suffer an injury is know as ____________. 

Blood cultures are used to diagnose ________________.