Which of These Waves Is the First Positive Wave in a Normal

question 12

Multiple Choice

Which of these waves is the first positive wave in a normal cardiac cycle?

• A)P wave
• B)Q wave
• C)R wave
• D)S wave

---

Definitions:

Chronic Illness Trajectory

The long-term pattern or course of a chronic illness, which may include periods of worsening symptoms, stability, and possibly improvement.

Illness Etiology

The study and analysis of the causes or reasons behind a particular disease or medical condition.

Chronic Obstructive Pulmonary Disease

A group of lung conditions, including emphysema and chronic bronchitis, that block airflow and make it difficult to breathe.

Inflammatory Response

The body's defense mechanism that involves blood vessels, immune cells, and inflammatory substances to eliminate the cause of injury or infection.