Which of the following is a sign of effective breathing?

Effective breathing is characterized by a normal, consistent breath pattern. This involves an adequate rate and depth of breaths that are rhythmic and unobstructed, allowing for both oxygen intake and carbon dioxide expulsion. A normal breathing pattern indicates that the respiratory system is functioning properly, delivering sufficient oxygen to the body's tissues and removing waste gases.

When assessing breathing, signs like absent breath sounds, rapid and shallow breaths, or labored breathing with wheezing indicate potential medical issues. Absent breath sounds can suggest a severe obstruction or respiratory failure. Rapid and shallow breathing often points to conditions such as anxiety, hypoxia, or other respiratory distress issues, while labored breathing with wheezing indicates difficulty in airflow and may be a sign of conditions like asthma or bronchospasm. Thus, a normal, consistent breath pattern is a clear indicator of effective respiratory function.