Hearing Conservation Training Quiz

Employer shall take action to reduce the excessive noise if employee is exposed to noise above Noise Exposure Limit (NEL).

NEL is daily noise exposure level exceeding _________, Maximum sound pressure level exceeding 115 db (A) and Peak sound level exceeding 140 dB (C).

• 85 db (A)

• 82 db (A)

How does excessive noise impact our hearing?

• It has no long term effect on our hearing

• It can cause pain and discharge from ears

• It can cause temporary dizziness

• It can damage the delicate hair cells in the inner ear, resulting in hearing loss or tinnitus.

What are the early signs of hearing loss that one should be aware of?

• ignorance and forgetful

• Poor sense of smell and lack of appetite

• Difficulty with balancing and coordination.

• Difficulty understanding speech, asking others to repeat themselves, turning up the volume on the TV or radio.

Which part of the ears that is often impacted by excessive noise exposure

• Outer ear

• ear drum

• Cochlea

Beside hearing loss, noise also can cause

i) sleep difficulties

ii) Increase blood pressure

iii) increase breathing rate

iv) Anemia

• i & ii

• ii & iii

• i , ii & iii

• iii & iv

What is the main purpose of establishing a Hearing Conservation Program (HCP)

• to avoid SOCSO claim and save medical cost

• to determined activities that required Personal Hearing Protection (PHP)

• To minimize risk related to excessive noise exposure and to prevent Occupational Noise Related to Hearing Disorder (ONRHD)

Identification of noise shall be performed ______

• Annually

• every 2 years

• every 5 years

Noise Risk Assessment shall be conducted___________, or when there is new changes in process, or directed by DOSH Director General (DG)

• Annually

• Every two years

• Every five years