FOBT

Question 1

FOBT

DETECTION OF FECAL OCCULT BLOOD IS CRITICAL TO MANY GASTROINTESTINAL DISEASES SUCH AS (5)

Answer 1

HEMORRHOIDS

DIVERTICULITIS

FISSURES

COLITIS

COLORECTAL CANCER

Question 2

FOBT

OVERCOMES INSTABILITY OF _________ AND THE HYPERSENSITIVITY OF ______&_______

Answer 2

GUIAC SOLUTION

BENZIDINE & ORTHO-TOLIDINE

Question 3

FOBT

______ STOOL COLLECTION

Answer 3

3- CONSECUTIVE DAYS

Question 4

PRINCIPLE OF FOBT

Answer 4

PSEUDOPEROXIDASE ACTIVITY OF HEMOGLOBIN

Question 5

GUIAC COLOR:

OXIDIZED GUIAC COLOR:

Answer 5

COLORLESS

BLUE COLOR

Question 6

OXIDATION OF PHENOLIC COMPOUNDS IN THE _____TO_____ RESTING IN________

Answer 6

GUIAC ; QUINONE

BLUE COLOR

Question 7

WHEN A FECAL SPECIMEN CONTAINING OCCULT BLOOD IS APPLIED TO THE TEST PAPER (________) CONTACT IS MADE BETWEEN THE_______&______

Answer 7

GUIAC IMPREGNATED

HEMOGLOBIN AND GUIAC

Question 8

Pseudoperoxidaase reaction will occur upon addition of________

Answer 8

DEVELOPER SOLUTION

Question 9

Composition of developer solution (2)

Answer 9

DENATURED ETHANOL

6% HYDROGEN PEROXIDE

Question 10

Color reaction will occur after_____

Answer 10

30 SECONDS

Question 11

SPECIMEN COLLECTION AND HANDLING

PATIENT MUST BE PLACES IN A_________ AND CONTINUING THE TEST PERIOD.

Answer 11

HIGH RESIDUE, DIET 2 DAYS BEFORE

Question 12

Food to be avoided when testing for FOBT (10)

Answer 12

RED OR RARE MEAT

RAW FRUITS AND VEGETABLES

TURNIP

BROCCOLI

PARSNIP

CAULIFLOWER

CANTALOUPE

RED RADISH

HORSERADISH

ASPIRIN OR ANTI-INFLAMMATORY MEDICINES ,AND RECTAL MEDICINES, VITAMIN C

Question 13

INTERFERING SUBSTANCES IN FOBT (4)

Answer 13

HIGH DOSES OF VITAMIN C

FRUITS AND VEGETABLES

RED MEAT

ASPIRIN, INDOMETHACIN,RESERPINE, PHENLBUTAZONE, CORTICOSTEROIDS AND HEAVY ALCOHOL

Question 14

IT’S EFFECT IS FALSE NEGATIVE

INHIBITS OXIDATION STOP TWO DAYS BEFORE ENDURING TEST

Answer 14

High doses of vitamin C

Question 15

IT’S EFFECT IS FALSE POSITIVE

PLANT PEROXIDEASE MIMICS HEMOGLOBIN REACTION

Answer 15

Fruits and vegetables

Question 16

It’s effect is false positive

CONTAINS HEMOGLOBIN OR MYOGLOBULIN CAUSING FALSE REACTION

Answer 16

Red meat

Question 17

Its effects is false positive

Cause G.I. irritation/bleeding and stop seven days before enduring test

Answer 17

ASPIRIN,INDOMETHACIN, RESERPINE, PHENYLBUTAZONE, CORTICOSTEROIDS AND HEAVY ALCOHOL

Question 18

PROCEDURE OF FOBT

SUPPLY ALL INFORMATION LISTED ON THE_____ OF THE______

OPEN THE_____

USING THE________ COLLECT A SMALL AMOUNT OF STOOL SPECIMEN FROM A_______ CONTAINER APPLY A VERY_____ IN BOX 1

REUSE______ TO OBTAIN A SECOND SAMPLE FROM A DIFFERENT PART OF THE STOOL SPECIMEN APPLY A_________ INSIDE BOX 2. FLUSH STOOL AND DISCARD STICK IN WASTE CONTAINER

ALLOW THE SPECIMEN TO______ THEN CLOSE THE COVER

OPEN________ ON THE BACK OF THE SLIDE

APPLY___ DROPS OF __________ TO THE BACK SIDE OF BOXES 1 AND 2

READ RESULTS AFTER _______AND WITHIN______

RECORD THE RESULTS ANY TRACE OF_______ WITHIN OR ON THE OUTER RIM OF THE SPECIMEN IS POSITIVE FOR OCCULT BLOOD

Answer 18

FRONT FLAP ; HEMA SCREEN SLIDE

FRONT FLAP

APPLICATOR STICK

STERILE SCREW CAP

THIN SMEAR

APPLICATOR

VERY THIN SMEAR

PERFORATED WINDOW

2 DROPS ; HEMA SCREEN DEVELOPER

30 SECONDS ; 2 MINUTES

BLUE COLOR

Question 19

ON SLIDE MONITORS ARE PROVIDED ON EACH HEMA SCREEN SLIDE

POSITIVE AND NEGATIVE MONITORS

POSITIVE ______

NEGATIVE ________

Answer 19

QUALITY CONTROL

BLUE

NO TRACE OF BLUE

Question 20

INTERPRETATION OF RESULTS IN FOBT

COLOR WHEN POSITIVE FOR OCCULT BLOOD IS

Answer 20

BLUE

Question 21

COMMONLY USED CHROMOGEN BECAUSE IT IS NOT TOO SENSITIVE AND AVOIDS HIGH FALSE POSITIVE

Answer 21

GUM GUIAC

Question 22

IS THE MOST SENSITIVE CHROMOGEN

Answer 22

BENZIDINE

Question 23

FOBT FALSE POSITIVE REACTION (4)

Answer 23

NSAIDS

CONTAMINATION OF MENSTRUAL BLOOD

HEMORRHOIDS

NOT ADHERENCE TO DIET ADVICE

Question 24

FOBT FALSE NEGATIVE REACTION (1)

Answer 24

VITAMIN C AND IRON INTAKE

Question 25

SUBSTANCES THAT MAY ALSO EXHIBIT PSEUDOPEROXIDASE ACTIVITY OR REACTION (4)

Answer 25

HEMOGLOBIN MYOGLOBIN VEGETABLES FRUITS

Question 26

DIETARY RESTRICTIONS 3 DAYS BEFORE THE EXAMINATION (6)

Answer 26

RED MEAT HORSERADISH MELONS RAW BROCCOLI TURNIP VITAMIN C AND IRON

Question 27

SPECIFIC FOR GLOBIN PORTION OF HUMAN HEMOGLOBIN AND USES ANTI HUMAN HEMOGLOBIN ANTIBODIES DOES NOT REQUIRE THE DIETARY OR DRUG RESTRICTIONS CAN BE USED FOR PATIENTS WHO ARE TAKING ASPIRIN AND OTHER ANTI-INFLAMMATORY MEDICATIONS

Answer 27

IMMUNOCHEMICAL FECAL OCCULT BLOOD TEST (iFOBT)

Question 28

OFFERS A PORPHYRIN BASED FOBT FLUOROMETRIC TEST FOR HEMOGLOBIN BASED ON CONVERSION OF HEME TO FLUORESCENT PORPHYRINS

Answer 28

PORPHYRIN- BASED FECAL OCCULT BLOOD TEST OR HEMOQUANT