Biology 4.4 Flashcards
1
Q
What are statins?
A
Drugs that can reduce the amount of cholesterol present.
2
Q
How can doctors use bypass surgery?
A
Use veins from patients leg are grafted into heart to bypass sections of blocked coronary artery.
3
Q
Pros and cons of mechanical and biological valves
A
Biological valves may wear out.
Blood clots may stick to mechanical valves.
4
Q
What is a pacemaker?
A
It controls the heartbeat if the cells don’t work.
5
Q
What is an artificial heart?
A
A mechanical device that pumps blood through a heart transplant.
