In the past people did not question the
difference between life and death. They could 1
that a person died when his heart stopped beating. They learned,
however, that the body did not die 2 hen the heart stopped beating. They also discovered that humans remained
alive 3 their brain remained
active. Today the difference between life and death is not as
easy to see 4 in the past. Modern
medical devices can 5 the heart beating
and the lungs breathing long 6 the
brain stops. But is this 7
The question has caused much debate 8
doctors in the United States. Many of them want a law that
9 a person is dead when the brain dies.
A person would then be 10 dead when
brain waves stop, even if machines can keep the body alive.