Final answer:
A cardiovascular technologist performs various procedures including pacemaker insertion, open-heart surgery, electrocardiography, and endarterectomy.
Step-by-step explanation:
A cardiovascular technologist might perform a procedure to insert a pacemaker, conduct open-heart surgery, and perform electrocardiography. They also assist with procedures like an endarterectomy, which is the surgical removal of plaque from an artery.
Learn more about Cardiovascular technologists and their procedures