Which of the following is a sign of respiratory distress?

• A. Rapid heart rate
• B. Confusion
• C. Shortness of breath
• D. Chest pain

Answer: (C)

Shortness of breath is a definitive sign of respiratory distress, as it directly indicates that the individual is experiencing difficulty in breathing. This condition can arise from various causes, such as asthma, pneumonia, or an allergic reaction, and is characterized by an increased effort to breathe or an inability to take a full breath. When someone is in respiratory distress, they may exhibit noticeable changes in their normal breathing patterns, including rapid breathing or gasping.

While rapid heart rate, confusion, and chest pain can also be associated with respiratory issues, they are not specific indicators of respiratory distress on their own. Rapid heart rate could suggest various conditions, including anxiety or cardiovascular problems. Confusion may arise due to inadequate oxygenation of the brain but is a more generalized symptom that can occur in many medical situations. Chest pain could indicate various issues, including cardiac problems or musculoskeletal pain, but does not necessarily indicate respiratory distress without accompanying symptoms that affect breathing.