Body systemsQuestion 1610 of 1700

What is cyanosis?

  1. A red flush on the face, the neck, and the chest
  2. A blue tint around the mouth, hands, and feet
  3. A yellow tint of the skin and the whites of the eyes
  4. A pale, dry look of the lips and the tongue
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Correct answer: A blue tint around the mouth, hands, and feet

Cyanosis shows that oxygen-rich blood flow is low, so report it right away.

Source: Nursing Assistant (Reuter), 11.2: Cardiovascular System

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Questions last reviewed: 18 October 2026