During a pre-anaesthetic evaluation of a patient with neck extended, mouth open, and tongue protruded, the patient's uvula is not visible. His airway should be classified as which of the following: (A) Mallampati 1, (B) Mallampati 2, (C) Mallampati 3, (D) None of the above
Answer is C. Since this patient's uvula is not visible, his airway is classed as Mallampati 3, suggesting a difficult intubation.