Question

Faulty heart valves can be replaced using biological or mechanical valves. The faulty valve is replaced during an operation. Biological valves: . are from animals or human donors • allow blood to flow through them normally • wear out and stiffen over time, so may need to be replaced. Mechanical valves . are made from synthetic materials ● may cause blood clots on the surface of the valve • require anti-clotting drugs to be taken for the rest of the patient's life . can last for a very long time in ideal conditions. A young woman enjoys extreme sports and would like to start a family. The woman needs a heart valve replacing Describe the advantages and disadvantages for this young woman of having a biological heart valve instead of a mechanical heart valve [4 marks]​

Answer 1

Answer: For a young woman who enjoys extreme sports and would like to start a family, there are both advantages and disadvantages to having a biological heart valve instead of a mechanical heart valve.

Advantages:

Biological valves allow blood to flow through them normally, which can be beneficial for someone who is physically active.

The woman would not need to take anti-clotting drugs for the rest of her life, which can be important when considering pregnancy and childbirth.

Disadvantages:

Biological valves wear out and stiffen over time, so they may need to be replaced. This means that the woman may need to undergo additional surgeries in the future.

Since biological valves have a limited lifespan, the woman may need to limit her participation in extreme sports to prolong the life of the valve.

Overall, the decision to choose a biological or mechanical heart valve depends on the individual’s lifestyle and personal preferences. It’s important for the woman to discuss her options with her doctor to determine the best course of action.