North Carolina EMT State Practice Exam

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Which of the following describes Cheyne-Stokes respirations?

  1. Rapid and shallow breaths without pauses

  2. Cyclic pattern with a crescendo and decrescendo effect

  3. Consistent depth with occasional pauses

  4. Normal breathing pattern with irregularities

The correct answer is: Cyclic pattern with a crescendo and decrescendo effect

Cheyne-Stokes respirations are characterized by a distinctive cyclic pattern of breathing that includes periods of deep, rapid breaths that gradually crescendo to a peak, followed by a gradual decrescendo, ultimately leading to a complete cessation of breathing for a short period. This oscillation between hyperpnea and apnea can often be observed in patients with conditions such as heart failure, stroke, or in the terminal phase of life. The nature of this breathing pattern is crucial in clinical assessments, as it can provide healthcare professionals with important insights into a patient’s neurological status and overall condition. Recognizing Cheyne-Stokes respirations allows for appropriate management and care, particularly in critical or end-of-life situations.

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