Multiple Choice
The nurse clarifies that the immune system failure theory states that:
A) the elderly lose their ability to effectively respond to infections and are more likely to die from them.
B) the body no longer recognizes itself and begins to attack itself, causing illness.
C) toxins and harmful chemicals (free radicals) in the environment cause damage to body cells.
D) the diminished activity of the elderly make them susceptible to illness.
Correct Answer:

Verified
Correct Answer:
Verified
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