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STS > Module 6 > Flashcards

Module 6 Flashcards

1
Q

Aims of Occupational Health

A
  1. Promotion and maintenance of the physical, mental and social well-being workers.
  2. Prevention of illness.
  3. Protection of workers from risk at work.
  4. Placement and maintenance of workers in an occupational environment
    appropriate to his capacity.
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2
Q

measure in (hertz) cycles per second.

A

Frequency

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3
Q

intensity of the sound, measured in Decibel (dB)

A

Loudness

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4
Q

continuous, intermittent, burst, waxing/waning

A

Duration

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5
Q

Adverse Health Effects of Noise
(Acute Effects)

A

a. Acoustic trauma (explosion, gunshot)
b. Temporary Threshold shift (disco)
c. Poor communication
d. Increase in blood pressure and stress

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6
Q

Chronic or long-term effects (Noise)

A

a. Permanent threshold shift (noise included hearing loss)
b. Hypertension and stress
c. Psychosomatic effects

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7
Q

Control of Noise Problems
(Engineering Methods)

A

a. Purchase of new equipment
b. Preventive maintenance
c. Isolation/damping

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8
Q

Administrative Control (Noise)

A

Job rotation

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9
Q

Exposure settings (Heat Stress)

A
  • High Humidity
    *Poor ventilation
    *Multiple Heat Sources
  • High Temperature
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10
Q

Acute Health Effects of Heat

A
  • prickly heat
  • heat fatigue
  • heat cramps
  • heat exhaustion
  • heat stroke
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11
Q

Control of Heat Problems
(Engineering control)

A

a. Ventilation
b. Water Sources

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12
Q

Administration control (Heat Stress)

A

a. Job rotation/breaks
b. Cotton clothes, multiple changes

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13
Q

Acute Health Effects of Cold

A

*hypothermia
*frostbite
*trench foot

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14
Q

Chronic Health Effects of Cold

A

*bradycardia
*skin scaling
*callous formation

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15
Q

Health Effects of Vibration

A

● Inflammation (wrist, elbow, shoulder)
● Carpal tunnel syndrome
● Fatigue

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16
Q

Prevention and Treatment (Vibration)

A

Tool Redesign
● Maintenance of equipment/tools
● Isolation
● Gloves, dampers

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17
Q

Importance of Illumination

A

● Clerical work
● Fine movements work

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18
Q

Subsequent accidents that may happen (Illumination)

A

● Leaning close to machinery
● Loose clothing gets caught
● Loss of leg balance
● Loss of arm support
● Inhale particulate matter

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19
Q

Acute Effect of Illumination

A

● Eye strain

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20
Q

Control and Prevention of Illumination

A

o Propper lighting/ illumination in the workplace

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21
Q

This is the atmospheric force that is constantly applied on the blood

A

Pressure

22
Q

Acute Effects of Pressure

A
  • Fatigue
  • Headache
  • Apprehension
  • Tremors
  • Dizziness
  • Narcosis
  • Death
  • Convulsions
  • Excitability
  • Incoordination
23
Q

Chronic Effects of Pressure

A
  • Fatigue
  • Apprehension
  • Anemia
  • Hypoxia
  • Hypercalcemia
  • Muscle Atony
  • Muscle Atrophy
  • Bone wasting
24
Q

Control Methods (Pressure)

A
  • Training (Pre-events)
  • Exercise (During)
  • Rehabilitation (Post-events)
  • Medications
  • Medical monitoring
25
Q

May be inconspicuous in the workplace

A

Chemical Hazards

26
Q

Exposure Settings (Chemical Hazards)

A
  • Oils and Fuel
  • Solvents
  • Dust (silica, Asbestos)
  • Acids and Alkalis
  • Lead
27
Q

Skin Absorption (Chemical)

A
  • Skin act as protective barrier
  • Local irritation
  • Absorption as vascular dissemination
28
Q

Inhalation, Determinants (Chemical)

A
  • Concentration in the air
  • Duration of exposure
  • Amount of air inhaled
29
Q

Organ system that are affected (chemical)

A
  • Lungs
  • CNS
  • Kidney
  • Liver
  • Blood
  • Skin
  • Heart
30
Q

General Health Effects (Chemical)

A
  • Disorientation
  • Light headedness
  • Unconsciousness
  • Euphoria
  • Confusion
  • Nausea, vomiting
31
Q

PPE for Biological Hazards

A
  • Protective clothing like gowns or coats
  • Protective gloves
  • Elbow or foot operated taps
32
Q

PPE for Cold Stress

A
  • 3 layers of loose clothing
  • knit mask to cover face and mouth
  • insulated gloves
  • insulated and waterproof boots
  • hood or hat to keep body warm
33
Q

separate areas should be set aside for: (biological)

A

• preparation of media
• holding of materials
• sterilization
• receipt of samples

34
Q

Components of Ergonomics

A
  • Job
  • Workstations
  • Tools
  • Man
35
Q

Control Methods (Ergonomic)

A

a. Task Interruption
b. Job enlargement
c. Exercise

36
Q

Signs of ergonomic hazards

A

*Wearing of wristbands
* Shoulder turning
* Arm stretching
* Absenteeism, increase clinic visit
* Intake of pain-relief medication

37
Q

Quiet Office

A

40-60 db

38
Q

Normal conversation

A

50-60 db

39
Q

Listening to radio

A

50-60 db

40
Q

A bulldozer with its engine idling

A

65 db

41
Q

Noisy restaurant

A

80-90 db

42
Q

Process plant

A

80-95 db

43
Q

Nightclub as experienced by staff

A

95-115 db

44
Q

Call center

A

Up to 100 db

45
Q

Motorcycle

A

Up to 100 db

46
Q

Pneumatic drill

A

100 db

47
Q

Alarms (as experienced by engineers)

A

100 db

48
Q

sandblasting

A

110 db

49
Q

Gunshot (near the ear)

A

140 db

50
Q

Aircraft taking off 25 meters away

A

140db

STS (8 decks)

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