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CEU MLS - Basic MT Recalls > random mt recalls (more on lab safety, hema, phleb, clin chem) > Flashcards

random mt recalls (more on lab safety, hema, phleb, clin chem) Flashcards

1
Q

normal blood pH

A

7.35 to 7.45

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2
Q

occurs when serum pH is higher than normal

A

alkalemia ( > 7.45)

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3
Q

specimen collection and processing is under which part of quality assurance program?

A

pre-analytical phase

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4
Q

length of needle usually used in routine phlebotomy

A

1.0 - 1.5 inches

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5
Q

“no hazard” is what degree of hazard?

A

0 - no degree hazard
1 - slight hazard
2- moderate hazard
3 - extreme hazard
4 - serious hazard

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6
Q

It is a sample of known quantity with several analytes present.

A

control

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7
Q

normal values of platelet estimate (uL)

A

200,000 to 400,000 uL

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8
Q

what are the possible route of infection in the microbiology laboratory?

A

airborne, ingestion, direct inoculation, mucous membrane contact, arthropod vector

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9
Q

give the possible route of infection in the microbiology laboratory:

  • infectious sources are fleas
A

arthropod vector

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10
Q

give the possible route of infection in the microbiology laboratory:

  • aerosols form during centrifugation of unstoppered tubes
A

airborne

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11
Q

give the possible route of infection in the microbiology laboratory:

  • eating after failure to wash hands
A

ingestion

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12
Q

give the possible route of infection in the microbiology laboratory:

  • infection may result from needle sticks, broken glass, animal bites, or small scratches on the skin
A

direct inoculation

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13
Q

give the possible route of infection in the microbiology laboratory:

  • infection directly enter through conjunctiva of the eye
A

mucous membrane contact

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14
Q

why do we need to follow the order of draw?

A

to prevent carry over of the additives from one tube to the next and interfere with testing results

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15
Q

tourniquet should be securely wrapped around unclothe arm about ________ above selected site.

A

3 to 4 inches (7.5-10 cm)

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16
Q

true or false

  • the higher the gauge, the smaller the diameter
A

true

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17
Q

routinely, what are the gauge needles used?

A

19, 20, 21 (steininger)

20, 21, 22 (brown)

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18
Q

convenient and commonly used technique for making peripheral blood smears

A

wedge smear

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19
Q

enumerate the order of draw.

A
  1. blood-culture tube (yellow)
  2. sodium citrate tube (light blue)
  3. serum tubes with or without clot activator or gel separator (red, gold, or red-gray marbled stopper)
  4. heparin tubes (green or light green)
  5. EDTA (lavender)
  6. Oxalate or Fluoride tubes (gray)
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20
Q

RBC thoma pipet dilution?

A

DF = 200 or 100
Dilute to 101
aspirate to 0.5 or 1.0

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21
Q

WBC thoma pipet dilution?

A

DF = 20 or 10
Dilute to 11
aspirate to 0.5 or 1.0

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22
Q

it refers to time ordering a test through analysis in the lab to charting of the report

A

turnaround time (TAT)

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23
Q

it is the most widely used plan for quality improvement in health care

A

Plan-Do-Study-Act (PDSA)

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24
Q

these are processes that affect the reporting of results and correct interpretation of data

A

post analytical factors

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25
Q

In NFPA, symbol relating to health hazard is color-coded as _________

A

blue

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26
Q

In NFPA, color white codes for __________

A

specific hazard

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27
Q

In NFPA, color yellow codes for __________

A

reactivity or instability hazard

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28
Q

In NFPA, color red codes for __________

A

fire hazard

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29
Q

picture the symbol of biohazard

A

search nalang di ako naka pro

30
Q

give the color coding of medical waste disposal:

sharp and needles

A

red

31
Q

give the color coding of medical waste disposal:

infectious waste

A

yellow

32
Q

give the color coding of medical waste disposal:

chemical wastes

A

yellow with black band

33
Q

give the color coding of medical waste disposal:

non infectious, wet

A

green

34
Q

give the color coding of medical waste disposal:

non infectious, dry

A

black

35
Q

give the color coding of medical waste disposal:

radioactive wastes

A

orange

36
Q

true or false

you should ‘AAA’ always add acid to water

A

true

37
Q

normal stool pH

A

between 7 and 8

38
Q

these processes directly affect testing of specimens. they include reagents, equipment, QC, instrumentation.

A

analytical factors

39
Q

purplish red pinpoint hemorrhagic spots in the skin caused by loss of capillary ability to withstand normal blood pressure and trauma

A

petechiae

40
Q

measures how long it takes your blood to form a clot, test of choice for monitoring therapy with unfractionated heparin

A

APTT/PTT

41
Q

measures how quickly your blood forms a clot, help detect and diagnose a bleeding disorder or excessive clotting disorder

A

PT

42
Q

thrombin-sensitive coagulation proteins

A

I, V, VIII, XIII
(1, 5, 8, 13)

43
Q

adsorbed plasma

A

II, VII, IX, X
(2, 7, 9, 10)

44
Q

contact family

A

XII, XI, prekallikrein, HMWK

45
Q

blood-to-anticoagulant ratio

A

9:1

46
Q

What is the simplest way to break the chain of infection?

A

handwashing

47
Q

It is the measurement of an organization’s products of services against specific standards for comparison and improvement.

A

benchmarking

48
Q

if blood pressure cuff is to be used as tourniquet, it is inflated to _________

A

40-60 mmHg

49
Q

give at least 3 test na needed ang fasting

A

FBS, OGTT, TAG, Lipid Panel, Gastrin, Insulin

50
Q

proper collection of a sample recovery of Enterobius vermicularis

A

scotch tape preparation from perianal region

51
Q

correct order of draw for venipuncture:

a. red, blue, purple, gray
b. red, green, lavender, gray
c. blue, yellow, red lavender
d. blue, red, gray, green

A

b

52
Q

the most preferred vein for venipuncture

A

median cubital vein

53
Q

what is the proper way to test for urine color?

A

check urine against white background

54
Q

diamond symbol: blue

A

health hazard

55
Q

microhematocrit method involves centrifugation for how many minutes?

A

5 mins

56
Q

counter-ion of sodium

A

chloride

57
Q

the peripheral blood smear of a healthy 10 year old patient would appear as ___________

A

normocytic. normochromic

58
Q

3rd layer of spun hematocrit

A

1 - fatty layer
2 - plasma
3 - buffy coat
4 - packed rbcs

59
Q

centrifuge calibration should be done

a. monthly
b. annually
c. quarterly
d. semi-annually

A

c

60
Q

RACE stands for

A

rescue, alarm, contain, extinguish

61
Q

PASS stands for

A

pull the pin
aim at the base of the fire
squeeze handles
sweep nozzle side to side

62
Q

most commonly used method for preserving urine

A

store in ref

63
Q

If antecubital veins are unsuitable for venipuncture, what are the alternative sites?

a. foot and hand
b. wrist and hand
c. wrist and foot

A

b

64
Q

most preferred sample for POCT

A

capillary blood

65
Q

AST and ALT are under which classification of enzymes?

A

transferases

66
Q

clinical significance of ALP

A

hepatic and bone disorder

67
Q

clinical significance of CK

A

myocardial infarction and skeletal muscle disorder

68
Q

clinical significance of lipase

A

acute pancreatitis

69
Q

major factor producing false elevations is ____

A

hemolysis

70
Q

causative agent of syphilis

A

Treponema pallidum

CEU MLS - Basic MT Recalls (4 decks)

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