Which is the most common early sign of hypotension in spinal anesthesia?

Which of the following best describes uteroplacental blood flow?

Some of the skills associated with diagnosing and treating communication disorders are similar to the skills required to conduct scientific research. 

Which of the following cardiovascular changes occur in pregnancy?

IRB stands for .

The “evidence” of evidence-based practice includes only evidence generated from research.

What are the two characteristics of a true experiment? 

Your 31-year-old parturient has a history of hypertrophic cardiomyopathy. You are most concerned about the increase in cardiac output during which period of pregnancy or delivery?

You are reviewing a study that used the Cycles Approach intervention to reduce the phonological process of cluster reduction for 4-year-olds with otherwise typical development.  In this study, what is the dependent variable?

In a patient who is dependent on flow through a patent ductus arteriosus (PDA), which of the following medications should be administered via continuous infusion to keep the PDA open?