Question

a treatment for cardiovascular disease in which a tube with a balloon is inserted into a blocked artery is
o a coronary bypass.
o a pacemaker.
o laser intervention.
o angioplasty.

Explanation:

Angioplasty involves inserting a tube with a balloon into a blocked artery. A pacemaker regulates heart rhythm. A coronary bypass reroutes blood around a blocked artery. Laser intervention uses lasers (not a balloon - tube).

Answer:

angioplasty