A patient with a low blood sugar is unresponsive with snoring respirations. His breathing is labored and his pulse is rapid and weak. Examination of the skin reveals it to be cool and diaphoretic. Your partner informs you of the following vital signs: pulse, 120; respirations, 18 breaths/min; blood pressure, 132/60 mmHg; and SpO2 at 84% on room air. Which action would you perform first?

Pathophysiology is a medical science that studies how diseases affect the body's systems. It combines the study of pathology (the causes and effects of disease) and physiology (how the body's systems function).

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