In What Procedure for Cardiovascular Disease Does a Surgeon Insert

question 38

Multiple Choice

In what procedure for cardiovascular disease does a surgeon insert a tube into a blocked artery and inflate a tiny balloon that flattens the fatty deposits against the wall and allows blood to flow more freely?

• A) Angioplasty
• B) Open heart surgery
• C) Stents
• D) Pacemaker

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Definitions:

Synchronous Speed

The speed at which the magnetic field in an AC machine rotates, determined by the frequency of the supply current and the number of poles in the machine.

Rotor Speed

The rotational speed of the rotor in a motor or generator, usually measured in revolutions per minute (RPM).

Stator Speed

The rotation speed of the stator, which is a stationary component of electromagnetic circuits in motors or generators.

Slip Speed

The difference in speed between the rotor of an induction motor and the actual magnetic field's speed.