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PARASITOLOGY > [LAB] Collection and Preservation of Stool Specimen > Flashcards

[LAB] Collection and Preservation of Stool Specimen Flashcards

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1
Q

MEANING OF O&P

A

OVA AND PARASITES

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2
Q

MOST COMMON PROCEDURE PERFORMED IN PARASITOLOGY

A

O&P EXAM

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3
Q

USED IN THE DIAGNOSIS OF INTESTINAL PARASITES

A

O&P EXAM

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4
Q

WHEN SHOULD A STOOL SAMPLE BE TAKEN IF THE PATIENT IS UNDER MEDICATION

A

BEFORE THE INTAKE OF DRUGS
A WEEK AFTER THE INTAKE OF DRUGS

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5
Q

INTERFERING MEDICATIONS

A

ANTI DIARRHEAL
ANTI MALARIAL
ANTACIDS

BISMUTH
BARIUM

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6
Q

MEDICATIONS THAT LEAVE CRYSTALLINE RESIDUES

A

BISMUTH
BARIUM

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7
Q

EFFECTS OF BISMUTH AND BARIUM ON STOOL SAMPLES

A

LEAVES CRYSTALLINE RESIDUES

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8
Q

SUBSTANCE THAT RETARDS THE MOTILITY OF PROTOZOAN TROPHOZOITES

A

OILY LAXATIVES

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9
Q

EXAMPLES OF OILY LAXATIVES

A

CASTOR OIL
MINERAL OIL

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10
Q

EFFECTS OF OILY LAXATIVES ON STOOL SAMPLES

A

RETARD MOTILITY
DISTORT MORPHOLOGY

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11
Q

EFFECT OF ANTIBIOTICS ON NORMAL GI FLORA

A

DECREASES THE NUMBER OF PROTOZOANS FOR SEVERAL WEEKS

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12
Q

FOR HOW LONG ARE NORMAL FLORA IN THE GI DECREASED WHEN ANTIBIOTICS ARE TAKEN

A

SEVERAL WEEKS

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13
Q

TRUE OR FALSE
PARASITES DO NOT NEED TO FEED ON INTESTINAL BACTERIA

A

FALSE

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14
Q

PREFERRED SAMPLE CONTAINER

A

WIDE-MOUTH
SCREW-CAPPED

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15
Q

WHAT DO SCREW-CAPPED CONTAINERS PREVENT

A

DESSICATION
DRYING
SPILLAGE

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16
Q

FECAL SAMPLE CONTAMINANTS

A

URINE
TOILET WATER
SOIL

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17
Q

URINE’S EFFECT ON STOOL SAMPLES

A

DESTROYS PROTOZOANS’ MOTILE STAGES

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18
Q

TOILET WATER OR SOIL’S EFFECT ON STOOL SAMPELS

A

MAY CONTAIN FREE-LIVING ORGANISMS
COMPLICATES DIAGNOSIS

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19
Q

VOLUME FOR ROUTINE STOOL SAMPLES

A

THUMB-SIZED
1/2 TSP OF WATER SPECIMEN
5-6 TBSP. OF WATERY SPECIMEN

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20
Q

NUMBER OF SPECIMENS FOR ROUTINE EXAMINATION

A

3 FECAL SAMPLES
2 — NORMAL
1 — AFTER CATHARSIS OR PURGING

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21
Q

TRUE OR FALSE
FECAL SAMPLES CAN BE COLLECTED FOR AS LONG AS THE PATIENT WOULD LIKE TO

A

FALSE
COLLECTION SHOULD BE MADE ON SEPARATE DAYS
AND WITHIN A 7-10 DAY PERIOD

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22
Q

TIME PERIOD FOR COLLECTING FECAL SAMPLES

A

WITHIN 7 TO 10 DAYS
EVERY OTHER DAY

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23
Q

SUBSTANCE USED TO STIMULATE FLUSHING ACTION WIHTIN THE GIT

A

CATHARTIC

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24
Q

PREFERRED CATHARTICS

A

MAGNESIUM SULFATE
SALINE
FLEET’S PHOSPHOSODA

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25
CATHARTICS TO AVOID
OIL BASED CATHARTICS
26
EFFECT OF OIL BASED CATHARTICS ON STOOL SPECIMENS
RETARD MOTILITY OF TROPHOZOITES
27
SITUATIONS IN WHICH CATHARTICS ARE NOT NEEDED
WHEN THE PATIENT HAS DIARRHEA OR DYSENTERY
28
SHOULD A PATIENT STILL USE CATHARTICS EVEN IF THEY HAVE DIARRHEA OR DYSENTERY? WHY OR WHY NOT?
NO CATHARTICS WILL CONTRADICT
29
NUMBER OF SPECIMENS NEEDED FROM A PATIENT WITH SUSPECTED INTESTINAL AMOEBIASIS
6 SPECIMENS 3 — NORMAL BOWEL MOVEMENT 3 — AFTER CATHARSIS OR PURGE
30
TIME PERIOD FOR COLLECTING SAMPLES FROM A PATIENT WITH SUSPECTED INTESTINAL AMOEBIASIS
WITHIN 14 DAYS COLLECT SAMPLE ON SEPARATE DAYS
31
NUMBER OF SAMPLES NEEDED FOR POST-THERAPY EXAMINATIONS
3
32
WHEN SHOULD A STOOL SPECIMEN BE CHECKED: PROTOZOAN INFECTION
3-4 WEEKS AFTER THERAPY
33
WHEN SHOULD A STOOL SPECIMEN BE CHECKED: TAENIA INFECTION
5-6 WEEKS AFTER THERAPY
34
PERIOD FOR EXAMINATION OF LIQUID STOOL
WITHIN 30 MINUTES OF PASSAGE
35
PERIOD FOR EXAMINATION OF SOFT OR SEMIFORMED STOOL
WITHIN 1 HOUR OF PASSAGE
36
PERIOD FOR EXAMINATION OF FORMED STOOL
WITHIN 24 HOURS OF PASSAGE
37
ARE TROPHOZOITES ABLE TO ENCYST AFTER BEING PASSED FROM THE BODY
NO
38
WHAT CHARACTERISTIC OF PROTOZOAN CYSTS ALLOW THEM TO RESIST DISINTEGRATION
CYST WALLS
39
DOES FORMED STOOL REQUIRE IMMEDIATE EXAMINATION? WHY OR WHY NOT?
NO CYSTS ARE ABLE TO RESIST DESINTEGRATION DUE TO THEIR CELL WALLS
40
WHAT SHOULD BE ADDED TO SAMPLES IF EXAMINATION CANNOT BE DONE WITHIN THE PREFERRED TIME SLOT
PRESERVATIVES
41
INFORMATION TO BE INCLUDED ON THE LABEL
PATIENT NAME, AGE, SEX, ID NUMBER DATE AND TIME OF SPECIMEN COLLECTION REQUESTING PHYSICIAN PRESUMPTIVE DIAGNOSIS
42
REASONS FOR A LAG TIME BETWEEN SPECIMEN PASSAGE AND EXAMINATION
TRANSIT TIME OR DISTANCE WORKLOAD IN THE LABORATORY
43
REASONS FOR PRESERVATION
MAINTAIN MORPHOLOGY PREVENT CONTINUED DEVELOPMENT
44
TEMPERATURE FOR REFRIGERATION
3-5C
45
CHEMICAL PRESERVATIVE MIXTURE
1:3 1 PART STOOL 3 PARTS PRESERVATIVE
46
REFRIGERATION PRESERVES WHAT PARASITES
PROTOZOAN CYSTS HELMINTH EGGS HELMINTH LARVAE
47
WHAT PARASITES DOES REFRIGERATION KILL
TROPHOZOITES
48
EFFECT OF PROLONGED REFRIGERATION
DESICCATION KILLED TROPHOZOITES
49
[PRESERVATIVE] NOT EASY TO PREPARE
SAF
50
[PRESERVATIVE] ALL PURPOSE PRESERVATIVE
FORMALIN
51
[PRESERVATIVE] EASY TO PREPARE
FORMALIN MIF SCHAUDIN PVA
52
STAINS USED WITH FORMALIN
ACID FAST SAFRANIN CHROMOTROPE
53
[PRESERVATIVE] USED WITH OTHER STAINS
FORMALIN MIF SAF
54
[PRESERVATIVE] COMPATIBLE WITH IMMUNOASSAY DETECTION KITS
FORMALIN SAF
55
[PRESERVATIVE] CANNOT PRESERVE
MIF
56
[PRESERVATIVE] CAN PRESERVE
FORMALIN SAF SCHAUDIN PVA
57
[PRESERVATIVE] LONG SHELF LIFE
FORMALIN MIF PVA
58
[PRESERVATIVE] FIELD SURVEY
MIF SAF
59
[PRESERVATIVE] CONTAINS MERCURY
SCHAUDIN PVA
60
[PRESERVATIVE] FIXATIVE FOR INTESTINAL MUCOSAL SPECIMENS
SCHAUDIN
61
[PRESERVATIVE] PERMANENT STAIN
SCHAUDIN PVA
62
[PRESERVATIVE] REMAIN STABLE FOR MONTHS
PVA
63
[PRESERVATIVE] PRESERVE MORPHOLOGY OF PROTOZOAN TROPHOZOITES AND CYSTS
PVA
64
[PRESERVATIVE] ALLOWS SPECIMEN SHIPPIN
PVA
65
[PRESERVATIVE] NO PERMANENT STAIN
FORMALIN MIF
66
[PRESERVATIVE] UNABLE TO PRESERVE MORPHOLOGY OF PROTOZOAN TROPHOZOITES
FORMALIN MIF
67
[PRESERVATIVE] IODINE INTERFERENCE
MIF
68
[PRESERVATIVE] DIFFICULT TO PREPARE
SCHAUDIN PVA
69
[MIF PRESERVATIVE] CLEAR, ORANGE FLUID
UPPER
70
[MIF PRESERVATIVE] CONSISTS OF FORMALIN, MERTHIOLATE, WATER
UPPER
71
[MIF PRESERVATIVE] DOES NOT TRAP EGGS OR PROTOZOA
UPPER
72
[MIF PRESERVATIVE] THICK, PALE ORANGE OR CREAMY YELLOW
INTERFACE
73
[MIF PRESERVATIVE] MAY TRAP SOME PROTOZOA AND HELMINTH EGGS
INTERFACE
74
[MIF PRESERVATIVE] DEEPER STAINING
BOTTOM
75
[MIF PRESERVATIVE] EGGS AND PROTOZOA ARE FOUND
BOTTOM
76
WHAT ARE THE FORMALIN CONCENTRATIONS USED AND WHAT DO THEY PRESERVE
5% — PROTOZOAN CYSTS 10% — HELMINTH EGGS AND LARVAE
77
STORAGE CONTAINER OF MIF SOLUTIONS
BROWN BOTTLES
78
OTHER NAME OF MIF SOLUTION II
LUGOL’S SOLUTION
79
IODINE COMPOUNDS FOUND IN LUGOL’S SOLUTION
POTASSIUM IODIDE CRYSTALS IODINE CRYSTALS
80
COMPONENTS OF MIF SOLUTION I
FORMALDEHYDE THIMEROSAL MERTHIOLATE GLYCERIN DISTILLED WATER
81
COMPONENT IN SAF FOR ADHESION
MAYER’S ALBUMIN
82
CONSTITUENTS OF MAYER’S ALBUMIN
EQUAL PARTS OF: EGG WHITE GLYCERIN
83
CONSITTUENTS OF SCHAUDIN’S FIXATIVE (STOCK SOLUTION)
MERCURIC CHLORIDE ETHYL ALCOHOL
84
COMPONENTS OF SCHAUDIN’S FLUID
SCHAUDIN’S FIXATIVE MERCURIC CHLORIDE SATURATED AQUEOUS SOLUTION
85
NOTABLE COMPONENT OF PVA
SCHAUDIN’S FLUID
86
ALTERNATIVE TO SCHAUDIN’S FLUID
ZINC COPPER

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