PANCE Practice Test

Category - PA

Which of the following is the most common cause of lung cancer?
  1. airway atrisia
  2. hepatitis A
  3. cigarette smoking
  4. congenital defects
Explanation
Answer: C - Lung cancer is a malignant tumor of lung tissue. Causes are cigarette smoking, air pollution, arsenic, asbestos, and radioactive dust.
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