The lupus anticoagulant and anti-cardiolipin antibody bind to:

For a chromogenic Xa assay to be used to measure heparin levels the patient must have a normal __ level.

World War I:

U.S. control of the Panama Canal Zone:

The National Industrial Recovery Act:

As war broke out in Europe, Americans:

Which body cavity contains the pleural and pericardial cavities?

In a hypertonic environment, both plant and animal cells will shrivel. 

What test can be used to most effectively quantitate rivaroxaban therapy?

Which of the following are true of enzymes?