Following Insertion of a Pulmonary Artery Catheter ( PAC ),The

question 23

Multiple Choice

Following insertion of a pulmonary artery catheter ( PAC ) ,the provider requests the nurse obtain a blood sample for mixed venous oxygen saturation ( SvO₂ ) .Which action by the nurse best ensures the obtained value is accurate?

• A) Zero referencing the transducer at the level of the phlebostatic axis following insertion
• B) Calibrating the system with a central venous blood sample and arterial blood gas value
• C) Ensuring patency of the catheter using a 0.9% normal saline solution pressurized at 300 mm Hg
• D) Using noncompliant pressure tubing that is no longer than 36 to 48 inches and has minimal stopcocks

---

Definitions:

Level of Optimism

is the degree to which an individual holds a positive outlook towards life, expecting good things to happen.

Exams

Standardized assessments used to evaluate knowledge, skills, or abilities in a specific area.

Affect Intensity

The strength or degree of emotional responses to stimuli or situations.

Positive Experiences

Events or interactions that induce feelings of happiness, satisfaction, or well-being in an individual.