Question

What causes angina pectoris?

• A. Lack of oxygen in heart muscles
• B. Increase in blood pressure
• C. Deposition of phosphorus in blood vessels
• D. Irregular heartbeat

Answer 1

Answer:

A. Lack of oxygen in heart muscles

• Angina pectoris or acute chest pain is a heart disease that occurs when an adequate amount of oxygen does not reach the heart muscles.

• It is caused due to factors which affect proper blood flow.