Artificial Heart Valves Quiz
by Staff
Artificial heart valves have been improving the quality of life of people with heart disease for decades. Still, the thought of having a surgeon tinker with your heart can be disconcerting. Do you know how heart valves work and their success rates?

Artificial heart valves were first introduced approximately how many years ago?

  • 30
  • 50
  • 80

The four valves of the heart are the aortic, mitral, pulmonary and what other valve?

  • tricuspid
  • halitosis
  • bilateral

How many heart valve surgeries were performed yearly in the United States as of 2011?

  • 700- to 800-thousand
  • 70- to 80-thousand
  • 7- to 8-million

Artificial heart valves can be biological or mechanical. The biological valves often come from what two animals?

  • baboons and sheep
  • crocodiles and lions
  • cows and pigs

Is there a difference in the durability of biological or mechanical valves?

  • Yes, mechanical valves last longer.
  • Yes, biological valves last longer.
  • No, they're pretty much the same.

Why do patients with mechanical valves need to take blood-thinners?

  • Mechanical valves give patients headaches.
  • Mechanical valves can cause blood cots.
  • Mechanical valves cause varicose veins.

The first commercially available heart valve came in what design?

  • Ball and cage
  • Ball and chain
  • Plaster of Paris

In recent years, a valve using this design has become popular.

  • Double helix
  • Octagon
  • Leaflet

Biological valves need to be replaced how often?

  • 6 to 10 months
  • 3 to 5 years
  • 10 to 15 years

What does the surgical team do to the temperature of your heart during valve replacement?

  • They heat the muscle.
  • They freeze the muscle.
  • They cool the muscle.

What kind of machine keeps you alive while your heart is stopped?

  • a heart and lung machine
  • a radiator
  • a generator

What is used to hold the new valve in place?

  • glue
  • stitches
  • staples

If the heart doesn't re-start once it's warmed, what can be done?

  • It can be given an electrical shock.
  • It can be warmed even more.
  • It can be cooled and re-heated again.

Is heart valve replacement surgery always an open heart procedure?

  • No, less-invasive methods are being tested.
  • Yes, there's really no other way to do it.
  • No, it's often an outpatient procedure.

Yes or No: After valve replacement surgery, you'll be back on your feet in minutes.

  • No, you can expect a two month hospital stay.
  • Yes, it's best to just get on with life immediately.
  • No, you will likely be in the intensive care unit for two or three days.

True or False: The amount of blood-thinner you will need to take is the same for everyone.

  • True
  • False

How will your doctor determine that your heart is working properly following surgery?

  • He'll ask you to "drop and give me 20."
  • Imaging tests will be performed.
  • You'll be asked to jog a mile with a heart rate monitor.

True or False: Fortunately, you'll only need blood thinner for the week following surgery.

  • True
  • False

Yes or No: A mechanical heart valve is always the best option for all young people.

  • No. While mechanical valves are usually best for young people, they're not a good idea for women seeking to get pregnant.
  • No. Mechanical heart valves are never good for young people.
  • Yes. They last longer than biological valves.

True or False: The success rate of heart valve replacement surgery is low.

  • True
  • False