AP110 Flashcards
1
Q
What are the 3 characteristics of noise?
A
- Frequency
- Intensity
- Duration
2
Q
What is a Permanent Threshold Shift?
A
The loss in hearing that is present when the nerve fibers in the inner ears are destroyed
3
Q
What are protective measures you can take to prevent a Permanent Threshold Shift?
A
Combining protective devises
4
Q
What is one of the main effects of vibration?
A
Fatigue
