Multiple choice

A cardiologist is a doctor who specialises in diseases of the�

  1. Lungs

  2. Liver

  3. Heart

  4. Brain

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A cardiologist specializes in diagnosing and treating diseases of the heart and cardiovascular system. The prefix 'cardio-' comes from the Greek word for heart. Pulmonologists treat lungs, hepatologists treat liver, and neurologists treat brain conditions.