Which of the following is a sign of shock?

Pale, cold, and clammy skin is a classic sign of shock and is important for identifying this serious condition. Shock occurs when the body is not getting enough blood flow, leading to a lack of oxygen and nutrients to vital organs. As the body's compensatory mechanisms respond, you may observe changes such as the skin becoming pale and cold due to reduced circulation as blood is redirected to essential organs. Additionally, the skin may feel clammy due to perspiration and the body's stress response.

Recognizing these physical signs is crucial for timely intervention, as shock can rapidly progress to life-threatening levels if not addressed promptly. Monitoring skin condition, along with other vital signs, helps responders assess the severity of the situation and decide on the appropriate emergency measures to take.