AP RECALLS LQ 1 Flashcards by Choco Cone

Muddy brown urine casts with high urine protein are usually seen in _____. *

A. Post-renal azotemia
B.Prerenal azotemia
C. Intrarenal azotemia

C. Intrarenal azotemia

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Confirmatory tests require ______ to be certain of the diagnosis. *

A.low specificity
B. low sensitivity
C. high specificity
D. high sensitivity

C. high specificity

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A test with a higher sensitivity _______ a greater proportion of persons ______ disease. *

A. identifies – without
B.excludes - without
C.identifies – with
D.excludes - with

C.identifies – with

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The fundamental characteristics of TARGET AMPLIFICATION METHODS EXCEPT: *

A. The primers bind to complementary sequences on one strand of double-stranded targets.
B. The amplification products in all the techniques are defined by two oligonucleotide primers.
C. They are enzyme-mediated processes that synthesize copies of target nucleic acid.
D. All produce millions to billions of copies of the targeted sequence in a matter of hours

A. The primers bind to complementary sequences on one strand of double-stranded targets.

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Amniocentesis can be typically done during this period of gestation: *

A.between 18-20 weeks
B.between 16 and18 weeks
C. between 20 - 28 weeks
D.between 14 and16 weeks

B. between 16 and18 weeks

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The postanalytic evaluation process, on the clinical significance of the Laboratory Test result, includes the following:

A.critical values
B.delta checks
C.reference ranges
D.linearity ranges
E.pretest and posttest probability
F.1st, 3rd, & 5th choices only
G. 2nd & 4th choices only
H.All of the above

F.1st, 3rd, & 5th choices only

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Chorionic villus sampling (CVS), which provides tissue from the developing placenta is obtained by the transabdominal or transvaginal procedure, performed at _______ gestation.

A.18 – 22 weeks
B.14 to 18 weeks
C.10 to 14 weeks
D.22-26 weeks

C.10 to 14 weeks

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The methods of extraction, storage, and handling of nucleic acid molecules, depends on the type of the tissue from where they were extracted. *

A.TRUE
B.FALSE

B. FALSE

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In virus, the main enzyme responsible for synthesizing a double helix complementary DNA strand (cDNA) from RNA is___: *

A. ribonuclease H
B. RNA polymerase
C. reverse transcriptase
D. integrase

C. reverse transcriptase

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The major cause of simultaneous elevation of prothrombin time & activated partial thromboplastin time is _______. *

A. Coumadin therapy
B. Combined Heparin & Coumadin therapy
C. Heparin therapy
D. Disseminated intravascular coagulation
E. Coagulation Factor Deficiency

D. Disseminated intravascular coagulation

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A frequent cause of inadequate samples is the presence of high concentrations of interfering substances in the specimen such as in the following conditions: *

A. Lipemia
B. Hemolysis
C. Gammopathies
D. Icterus
E. 1st, & 3rd choices only
F. 2nd & 4th choices only
G. All of the above

G. All of the above

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How are cytosines connected to guanines? *

A. 10 hydrogen bonds
B. 2 hydrogen bonds
C. 3 hydrogen bonds
D. 25 hydrogen bonds

C. 3 hydrogen bonds

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It is the process of comparing a current laboratory result with results obtained on a previous specimen from the same patient. *

A. critical values
B. delta checks
C.reference ranges
D.linearity ranges
E.pretest and posttest probability
F,1st, 3rd, & 5th choices only
G.2nd & 4th choices only
H.All of the above

B. delta checks

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These cells can be cultivated and made to undergo more than twice but a limited number of divisions before senescence by adding cytokines and lectins to the growth media. *

A. Neutrophils
B. gastrointestinal mucosal cells
C. nasal epithelial cells
D. fibroblasts
E.Lymphocytes

A. Neutrophils

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These are laboratory results that may represent a life-threatening situation that may not otherwise be readily detectable. *

A. critical values
B.delta checks
C.reference ranges
D.linearity ranges
E.pretest and posttest probability
F.1st, 3rd, & 5th choices only
G.2nd & 4th choices only
H.All of the above

A. critical values

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The usual blood gas picture in a patient with diabetes mellitus. *

A. Metabolic alkalosis
B. Respiratory acidosis
C. Metabolic acidosis
D. Respiratory alkalosis

C. Metabolic acidosis

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Osler’s rule.

A. For patients under the age of 60 years, try to attribute all abnormal laboratory findings to a single cause.
B. Never rely on a single out-of-reference range value to make a diagnosis.
C. Only if there is no possible way to correlate all abnormal findings should the possibility of multiple diagnoses be entertained.
D. 1st & 3rd choices only
E. 1st & 2nd choices only
F. All of the above

D. 1st & 3rd choices only

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Which findings would be diagnostic of a severe liver failure? *

Choices: Decreased
Increased

serum bilirubin -
total protein -
De Ritis ratio -
Lactate Dehydrogenase -
Ammonia-
albumin-
Serum glutamic pyruvic transaminase/ALT-
Serum glutamic-oxaloacetic transaminase

serum bilirubin - increased
total protein - decreased
De Ritis ratio - increased
Lactate Dehydrogenase -increased
Ammonia- increased
albumin-decreased
Serum glutamic pyruvic transaminase/ALT- increased
Serum glutamic-oxaloacetic transaminase-increased

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A patient complaining of dizziness has the following Lab results below.

Microcytic Normocytic erythrocytes;
Normal serum iron/total Iron binding capacity ratio;
Decreased red cell count; Normal iron binding capacity;
Decreased serum iron; Normal red cell distribution width;
High ferritin.

What is the most probable diagnosis? *

A. Anemia of Chronic Disease
B. Renal Failure
C. Aplastic Anemia
D. Iron Deficiency Anemia
E. Hemolytic Anemia
F. Megaloblastic Anemia

A. Anemia of Chronic Disease

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Which findings would be diagnostic of massive muscle tissue necrosis?

Myoglobin -
Potassium -
Creatine Kinase (CK) -

Myoglobin - increase
Potassium - increase
Creatine Kinase (CK) - increase

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A jaundiced patient with all high serum enzymes & bilirubin, but normal protein, is most likely to have _____. *

A. Obstructed cystic duct
B. Inflamed liver
C. Hemolytic anemia
D. Hepatoma

B. Inflamed liver

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MOLECULAR TESTS for Disease Detection *

Choices:
-gene expression profiling & DNA sequencing
-HIV-1 RNA & HBV DNA & HCV RNA
-CMV
-cytokines in inflammation
-M tuberculosis

HYBRIDIZATION LINE-BLOT REVERSE

M tuberculosis

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MOLECULAR TESTS for Disease Detection *

Choices:
-gene expression profiling & DNA sequencing
-HIV-1 RNA & HBV DNA & HCV RNA
-CMV
-cytokines in inflammation
-M tuberculosis

ASSAYS CAPTURE HYBRID

CMV

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MOLECULAR TESTS for Disease Detection *

Choices:
-gene expression profiling & DNA sequencing
-HIV-1 RNA & HBV DNA & HCV RNA
-CMV
-cytokines in inflammation
-M tuberculosis

MICROARRAYS OLIGONUCLEOTIDE

gene expression profiling & DNA sequencing

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MOLECULAR TESTS for Disease Detection * Choices: -gene expression profiling & DNA sequencing -HIV-1 RNA & HBV DNA & HCV RNA -CMV -cytokines in inflammation -M tuberculosis MACROARRAYS

Cytokines in inflammation

Which findings would be diagnostic of disseminated intravascular coagulopathy (DIC) in a patient with fulminant liver failure? * Choices: Decreased Increased activated partial thromboplastin time (aPTT)

INCREASED

Which findings would be diagnostic of disseminated intravascular coagulopathy (DIC) in a patient with fulminant liver failure? * Choices: Decreased Increased Partial thromboplasin time (PTT)

INCREASED

Which findings would be diagnostic of disseminated intravascular coagulopathy (DIC) in a patient with fulminant liver failure? * Choices: Decreased Increased D-DIMER

INCREASED

Which findings would be diagnostic of disseminated intravascular coagulopathy (DIC) in a patient with fulminant liver failure? * Choices: Decreased Increased Platelet counts

DECREASED

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor time between receipt of specimen and analysis

pre-analytical factor with physician as specimen collector

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor Exposure to environmental factors

inter-individual variation

pre-analytical factor with physician as specimen collector

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor Sample transport

inter-individual variation

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor type of laboratory methods

analyst & laboratory factor

In the documentation of panic values, the following information should be written & recorded except: * A. name of patient B. title or position of the caregiver who is notified C. the time and date of notification D. the read-back by the health care worker E. critical value F. name of caregiver G. All except 1st & 5th choices H. All except 2nd & 6th choices I. No exception

I. NO EXCEPTION

The most common site for cervical neoplastic changes. * A.Cervical-vaginal junction B. Endometrial-endocervical junction C. Endocervical-exocervical junction

C. Endocervical-exocervical junction

A “Normal of Negative FNAC” report means: * A. the absence of any disease B. the Physician could have missed the tumor location C. the tumor could be fibrotic & less cellular D. the tumor could be predominantly fluid with scarce cells E. last 3 choices only F. All of the above

F. All of the above

This factor on the part of the Clinician affects greatly the accuracy of the cytologic examination: * A. sample collection B. interpretation of smears C. patient & sample preparation D. staining of the material E. 1st & 3rd choices only F. 2nd & 4th choices only G. All of the above

E. 1st & 3rd choices only

Obtaining specimens from the vaginal posterior fornix is an example of ___. * A. aspiration cytology B. exfoliative cytology C. abrasive cytology

B. exfoliative cytology

Sputum collection for Tuberculosis must be collected this number of times before proclaiming a patient as Negative: * A. One time only if chest X-ray is negative B. Twice in any day for a week C. Once daily x 3 consecutive days D. Thrice in one day 4 hours apart

C. Once daily x 3 consecutive days

TRUE OR FALSE REGARDING PANIC VALUE It must be reported immediately to a health care provider who can provide necessary medical intervention

TRUE

TRUE OR FALSE REGARDING PANIC VALUE Federal law, regulatory agencies, and the joint commission require communication of such results within 48 hrs

TRUE

TRUE OR FALSE REGARDING PANIC VALUE The healthcare provider receiving the report should readback the information being received

TRUE

TRUE OR FALSE REGARDING PANIC VALUE The laboratory has to document the reporting of panic value

TRUE

TRUE OR FALSE REGARDING REFERENCE INTERVAL It is the range of values into which 95% of nondiseased individual will fall

TRUE

TRUE OR FALSE REGARDING REFERENCE INTERVAL It means that 25% of nondiseased individuals will have laboratory results above the reference range

TRUE

TRUE OR FALSE REGARDING REFERENCE INTERVAL Around 25% of nondiseased individuals will have laboratory results above the reference range.

TRUE

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor sample storage before analysis

pre-analytical factor with physician as specimen collector

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor difference in age

inter-individual variation

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor sample collection

pre-analytical factor with physician as specimen collector

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor genetic background

inter-individual variation

Factors That Influence Reference Ranges: * Choices: -inter-individual variation -pre-analytical factor with physician as specimen collector -analyst & laboratory factor

pre-analytical factor with physician as specimen collector

involves examination of spontaneously sledded cells from lining of an organ into a cavity

Exfoliative cytology

Examination of cells collected or removed by brushing or artificial mechanical desquamation

Abrasive cytology

procedure in which a thin needle is inserted into a swelling to collect a sample cells or some amount of fluid

Aspiration cytology

A percutaneous procedure that involves removing a piece of tissue from a lesion or mass using a hollow needle

Core needle biopsy

Cutting a sample of the suspicious tissue from a mass for purposes of diagnosis

Surgical biopsy

What type of cytological techniques? Breast tumor

Aspiration cytology

What type of cytological techniques? voided urine

Exfoliative cytology

What type of cytological techniques? Buccal mucosal smear

Abrasive cytology

What type of cytological techniques? Thyroid nodule

Aspiration cytology

What type of cytological techniques? Nipple discharge

Exfoliative cytology

What type of cytological techniques? Sputum

Exfoliative cytology

What type of cytological techniques? Pap smear

Abrasive cytology

The simplest of the cells/tissue sampling techniques

Exfoliative cytology

The use of fixative such as alcohol, formalin, or a mixture of both is indicated in all types of cells/tissue sampling techniques A. True in all techniques B. True in cytology techniques only C. True in biopsy techniques only D. False E. Fresh specimens may not be soaked in fixatives

A. True in all techniques

Pap smear is recommended every 1-2 years for the following A. Women between ages 18-70 years B. Women who have ever had sexual contact C. Women who are sexually active D. A & B only E. All

D. A & B only

Infection with this organism can result to squamous koilocytic atypia, dysplasias, & eventually to carcinoma when untreated A. Monilia B. Human papillomavirus C. Trichomonas vaginalis D. Herpes simplex E. Gardnerella vaginalis

B. Human papillomavirus

High grade squamous intraepithelial lesions (HSIL) comprise of the following findings A. Koilocytosis & Cervical Intraepithelial Neoplasia (CIN I) B. (Cervical intraepithelial Neoplasia) CIN 2 and CIN 3 C. A & B D. All

B. (Cervical intraepithelial Neoplasia) CIN 2 and CIN 3

The most important site for gynaecological cytology sampling A. Endometrial-Endocervical junction B. Endocervical-Exocervical junction C. Exocervical-vaginal junction D. Tubal-endometrial junction

B. Endocervical-Exocervical junction

Aspiration biopsy procedure is not indicated for A. the spleen B. Patient with bleeding disorder C. Patient at risk for bleeding from chemo-radiation of from cancer itself D. patient taking blood thinning drugs E. All of the above

E. All of the above

Ms. L is worried of vaginal itchiness and burning with grayish white to yellow discharge and fishy odor. What do you expect to find in the papanicolau sear (pap's smear) A. Clue cells invaded with Gardnerella vaginalis B. Hyphae and yeast of candida albicans C. Protozoal trichomonas vaginalis D. Neisseria gonorrheas

A. Clue cells invaded with Gardnerella vaginalis

Which statement is correct regarding sputum collection for acid fast bacilli testing? A. sputum specimen must be collected on three consecutive days B. Each sputum smear on from each collection day must become positive C. Collect only once if first smear is positive for AFB. D. A & C only E. All of the above

A. sputum specimen must be collected on three consecutive days

The presence of these cells confirm the specimen as "sputum" rather than "mere saliva" A. Flat squamous cells B. Foamy macrophages C. Columnar ciliated cells D. neutrophils E. B & C

B. Foamy macrophages

The FNAC procedure is not indicated for the following conditions. Except: A. Splenic mass B. Hemophilia patients C. Patient on chemo-radiation D. Thrombocytopenia or taking blood thinning drugs E. Liver mass

E. Liver mass

Pitfalls to reliable results from FNAC A. Less than 1cm mass B. Blood aspirates C. Dense fibrosis D. Gross fluid E. All of the above

E. All of the above

Indications for cytopathology A. Differentiation between benign and malignant lesions B. Detection of inflammation and certain types of pathogenic agents C. Study of the hormonal patterns and evaluation of the gonodal hormonal activity D. The identification of Barr body E. All of the above

E. All of the above

AP RECALLS LQ 1 Flashcards

(77 cards)