With Regard to the Postpartum Changes and Developments in a Woman's

question 18

Multiple Choice

With regard to the postpartum changes and developments in a woman's cardiovascular system,nurses should be aware of which of the following?

• A) Cardiac output, the pulse rate, and stroke volume all return to prepregnancy normal values within a few hours of childbirth.
• B) Respiratory function returns to nonpregnant levels by 6 to 8 weeks after birth.
• C) The lowered white blood cell count after pregnancy can lead to false-positive results on tests for infections.
• D) A hypercoagulable state protects the new mother from thromboembolism, especially after a Caesarean birth.

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Definitions:

Population Parameter

A numerical value that describes a characteristic of the entire population.

Confidence Level

The degree of certainty that a parameter lies within a specified range.

Confidence Interval

A set of values from sample statistics expected to cover the value of a not-yet-known population parameter.

Unbiased Estimator

A statistical estimator that is expected to equal the true parameter of the population being studied.