Dangerously-clogged blood vessels can be widened by a procedure called a(n) _____.
a.sphygmomanometer
b.angioplasty
c.ablation
d.transplant
e.phlebotomy
b.) Angioplasty An angioplasty is when the blood vessel can be widened by a balloon that is blown up in the blood vessel and sometimes a stent is put in place to keep it open.
