________ is used to determine the age, growth rate, and position of the fetus, as well as obvious birth defects. It is generally performed at 16 to 20 weeks and is generally painless.

Why is it important for EMTs to participate in quality improvement programs?

A) To identify problem employees and create a corrective action plan B) To ensure adequate personnel are available for emergencies C) To identify problems and develop a plan to prevent their recurrence D) To ensure that individuals making false calls for EMS are prosecuted

While monitoring epidemics, one concern that public health officials have is to prevent an epidemic from becoming a __________

Fill in the blank(s) with the appropriate word(s).