RCIS Practice Test 2025 – All-in-One Exam Prep

In the context of mitral regurgitation, the correct choice highlights that decreased filling pressure is not typically associated with this condition. Mitral regurgitation occurs when the mitral valve fails to close properly during ventricular contraction, allowing blood to flow backward into the left atrium. This backward flow can lead to increased left atrial pressure and volume overload, which typically results in elevated filling pressures rather than decreased.

The V wave component refers to a specific pattern seen in the pressure waveform in the left atrium during mitral regurgitation, thus making it a relevant factor. The pulmonary capillary wedge (PCW) measurement is also significant, as it can reflect elevated left atrial pressure, which is an important aspect of the hemodynamics involved in mitral regurgitation. Additionally, tricuspid regurgitation can often be associated with mitral regurgitation due to changes in pressure dynamics and volume overload in the cardiac chambers, especially as the left-sided heart conditions can influence the right side.

In summary, decreased filling pressure is not characteristic of mitral regurgitation, making it the appropriate answer.