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MTAP - CLINICAL CHEMISTRY 1 (LEC) > CC PART 6 (FIRE) > Flashcards

CC PART 6 (FIRE) Flashcards

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1
Q

Chemical reaction that involves the rapid oxidation of a combustible material or fuel with subsequent liberation of heat and light

A

FIRE

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2
Q

(3) Triggering factors:

A

○ Fuel
○ Heat or ignition source
○ Oxygen (air)

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3
Q

Ordinary combustibles
(Cloth, wood, paper, fabric)

A

Class A

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4
Q

Pressurized water, dry chemical
and loaded steam

A

Class A

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4
Q

Don’t use water on electrical
fires or burning liquids

A

Class A

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5
Q

Flammable Liquids/gases or
combustible petroleum liquids/product

A

Class B

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6
Q

Dry chemical, CO2, Halon
foam

A

Class B

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7
Q

Energized
Electrical
Equipment

A

Class C

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7
Q

CO2, Dry chemical, and halon

A

Class C

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8
Q

Never use water. Dry chemical
may damage electrical equipment.

CO2 leave no residuum good choice for computers, analyzers

A

Class C

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9
Q

Combustible/ Reactive metals/
flammable or combustible metal such as magnesium, sodium, and Potassium

A

Class D

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10
Q

Metal X

A

Class D

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11
Q

Leave to professional fire fighters

A

Class D

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12
Q

Detonation

A

Class E

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13
Q

Allowed to burn out and nearby
material protected

A

Class E

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14
Q

Most common fire extinguisher can extinguish

A

A, B, and C

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15
Q

What is the best type of all-purpose fire extinguisher?

A

CO2 foam

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16
Q

Component of a fire extinguisher that should be used for Class C fires (electrical equipment):

A. Pressurized water and dry chemical
B. Dry chemicals and carbon dioxide
C. Carbon dioxide, halon, and dry chemical
D. Metal X

A

C. Carbon dioxide, halon, and dry chemical

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16
Q

● Have ground, polarity, and leakage checks and other periodic preventive maintenance performed on outlets and equipment.

A

ELECTRICAL HAZARD

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17
Q

General electrical safety rules:

A

○ Do not operate machines with wet hands.
○ Monitor electrical equipment closely.
○ Wet equipment should be allowed to dry first before plugging it in.
○ Equipment should be unplugged before cleaning.
○ All equipment must be grounded with 3 pronged
plugs.

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17
Q

● The danger of electrocution in the laboratory is great due to the presence of multiple electrical equipment.

A

ELECTRICAL HAZARD

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18
Q

Danger of fire, explosion, asphyxiation, or mechanical
injuries

A

COMPRESSED GASES HAZARD

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19
Q

● Liquid nitrogen

A

CRYOGENIC MATERIAL HAZARD

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20
Q

● Factors to consider:

○ Position and posture; be mobile throughout the day.
○ Applied force.
○ Frequency of repetition.
○ Design of hand tools.

A

ERGONOMIC HAZARD

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20
Q

● Danger of fire or explosion, asphyxiation, pressure buildup, embrittlement of materials, and tissue damage like thermal burns.

A

CRYOGENIC MATERIAL HAZARD

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20
Q

● Refers to the effect of repeated manipulation of instruments, containers, equipment, or repetitive strains such as tenosynovitis, bursitis, and ganglion cysts.

A

ERGONOMIC HAZARD

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21
Q

● Refers to equipment such as centrifuges, autoclaves and homogenizers, laboratory glassware, or glass pipets.

A

MECHANICAL HAZARD

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22
Q

Handling chemical spills

A

CHEMICAL HAZARD

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23
Q

● Avoid:

○ Lifting heavy objects improperly.
○ Keeping the load close to the body using the muscles of the legs rather than the back.
○ Gradually increase force when pushing or pulling and avoid pounding actions with the extremities.

A

ERGONOMIC HAZARD

24
Q

Handling chemical spills

○ The best first aid is to flush the affected area with water for at least _____ minutes. Followed by
appropriate medical attention.

A

The best first aid is to flush the affected area with water for at least 15 minutes. Followed by
appropriate medical attention.

25
Q

● Avoid running in the laboratory.
● Watch wet floors
● Avoid dangling jewelry

A

PHYSICAL HAZARD

26
Q

● Tie back long hair
● Seek help when lifting heavy objects.

A

PHYSICAL HAZARD

27
Q

● Presented in:
○ Infectious material from patients
○ Improperly processed blood products
○ Inappropriately disposed waste products

A

BIOLOGICAL HAZARD

27
Q

● Encountered in the laboratory when procedures using radioisotopes are performed.

A

RADIOACTIVE HAZARD

28
Q

● The amount of radiation in the laboratory setting is minute, but radiation effects are cumulative.

A

RADIOACTIVE HAZARD

29
Q

● Bunsen burners and organic chemicals
● Cause burns or dismemberment

A

FIRE HAZARD

30
Q

● Needles, lancet, and broken glass
● Cause cuts, punctures, or bloodborne pathogen exposure

A

SHARP HAZARD

31
Q

> 1 cm

Radiofrequency coil in inductively
coupled plasma-mass spectrometer

A

Low Frequency

32
Q

3 m to 3 mm

Energy beam microwave used
to accelerate tissue staining in
the histology prep process

A

Microwaves

32
Q

750 nm to 0.3 cm

Heat lamps, lasers

A

Infrared

33
Q

400 to 750 nm

General illumination and glare

A

Visible Spectrum

33
Q

What do we do if we get electrocuted and the machine is grounded?

A

Turn the machine off or unplug
the machine.

34
Q

4 to 400 nm

Germicidal lamps used in
biologic safety cabinets

A

Ultraviolet (UV)

35
Q

Which is NOT a hazard associated with the use of liquid nitrogen?

a. Shock
b. Thermal burns
c. Explosion
d. Asphyxiation

A

a. Shock

36
Q

Considered a Mechanical Hazard?

a. Centrifuge
b. Autoclave
c. Homogenizers
d. Glass pipet

A

a. Centrifuge
b. Autoclave
c. Homogenizers
d. Glass pipet

ALL

37
Q

General Waste

A

Black

38
Q

Wet Waste

A

Green

39
Q

Infectious Waste

A

Yellow

40
Q

Chemical and pharmaceutical waste

A

Yellow with black band

41
Q

Radioactive waste

A

Orange

42
Q

4 BASIC WASTE DISPOSAL TECHNIQUES

A

● Flushing down the drainage system
● Incineration
● Landfill burial
● Recycling

43
Q

BASIC WASTE DISPOSAL TECHNIQUES

Ex: urine or stains

A

Flushing down the drainage system

44
Q

BASIC WASTE DISPOSAL TECHNIQUES

Ex: Sharps

A

Incineration

45
Q

BASIC WASTE DISPOSAL TECHNIQUES

Ex: all solid waste

A

Landfill burial

46
Q

● Wash out the eye thoroughly for 15 minutes.
● Use the eye fountain

A

ALKALI OR ACID BURNS ON THE EYE

46
Q

Rinse thoroughly with large amounts of running tap water.

A

ALKALI OR ACID BURNS ON THE SKIN OR MOUTH

47
Q

● Apply cold running water to relieve pain and stop further tissue damage.
● Use a wet dressing of 2 tablespoons of sodium
bicarbonate in 1 quart of warm water

A

HEAT BURNS

48
Q

● Apply the bandage securely but not tight.
● If 3rd degree burn, do not use ointment or grease. Consult a physician immediately.

A

HEAT BURNS

49
Q

Wash the wound with soap and water, then apply bandage.

A

MINOR CUTS

50
Q

Apply direct pressure to the wound area and call the physician immediately.

A

SERIOUS CUTS

51
Q

Is it significantly different from the previous result?
○ If not, perform a __________.
○ Usually done during the post-examination phase

A

Delta check

52
Q

● Is it normal?
○ If not, consider the _________ or __________.
○ Should be reported immediately to the attending
physician.

A

the panic value or critical value.

53
Q

● Is it consistent with the clinical findings?
○ If not, do ____________________.
○ Ex. Patient has high BUN and CREA with no previous record; call Clinical Microscopy. If the
patient is also positive for urine protein and has a high WBC count, then the patient might have CKD.

A

pattern recognition

54
Q

● Is your machine accurate and precise?

○ If in doubt, perform _____________________

A

randomized duplicate testing.

55
Q

Which compares the result obtained for one specimen with the previous result(s) obtained
for the same patient?

A. Randomized duplicate specimens
B. Average normal
C. Delta checks
D. Pattern Recognition

A

C. Delta checks

56
Q

Requested by the clinician

A

TEST REQUEST

57
Q

A specimen was received in your section. You noticed that the first name and last name of the patient match the request from, but the middle name does not. Who should you ask about the
specimen? This question is not book-based but instead made from an experience.

A. Receptionist
B. Nurse Ward: Correct Answer if In-patient
C. Medtech who received the specimen
D. Physician: never answer this

A

C. Medtech who received the specimen: Correct answer based on Sir Retoriano

58
Q

Containment and appropriate
warning labels

A

Infrared

59
Q

Filters, diffusers, and nonreflective surfaces

A

Visible Spectrum

60
Q

Eye and skin protection

UV warning labels

A

Ultraviolet (UV)

MTAP - CLINICAL CHEMISTRY 1 (LEC) (8 decks)

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