CLINICAL MICROSCOPY PROGRESS EXAM

25問 • 1年前

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Differentiation between bacterial peritonitis and cirrhosis is done by performing a/an: * 0/1 WBC count Differential Absolute neutrophil count Absolute lymphocyte count

Absolute neutrophil count

Ascitic fluid TRANSUDATE: * 0/1 Bacterial peritonitis Cirrhosis Intestinal perforation, ruptured appendix Malignancy

Cirrhosis

Detection of the CA 125 tumor marker in peritoneal fluid indicates: * 1/1 Colon cancer Ovarian cancer Gastric malignancy Prostate cancer

Ovarian cancer

What is the primary cause of the normal increase in amniotic fluid as a pregnancy progresses? * 1/1 Fetal cell metabolism Fetal swallowing Fetal urine Transfer of water across the placenta

Fetal urine

How are specimens for FLM testing delivered to and stored in the laboratory? * 1/1 Delivered on ice and refrigerated Immediately centrifuged Kept at room temperature Delivered in a vacuum tube

Delivered on ice and refrigerated

Why are amniotic specimens for cytogenetic analysis incubated at 37°C prior to analysis? * 0/1 To detect the presence of meconium To differentiate amniotic fluid from urine To prevent photo-oxidation of bilirubin to biliverdin To prolong fetal cell viability and integrity

To prolong fetal cell viability and integrity

Plotting the amniotic fluid OD on a Liley graph represents the severity of hemolytic disease of the newborn. A value that is plotted in zone II indicates what condition of the fetus? * 1/1 No hemolysis Mildly affected fetus Moderately affected fetus that requires close monitoring Severely affected fetus that requires intervention

Moderately affected fetus that requires close monitoring

When severe HDN is present, which of the following tests on the amniotic fluid would the physician NOT ORDER to determine whether the fetal lungs are mature enough to withstand a premature delivery? * 0/1 AFP levels Foam stability index Lecithin/sphingomyelin ratio Phosphatidyl glycerol detection

AFP levels

Amniocentesis may be indicated at 15 to 18 weeks’ gestation for the following conditions to determine early treatment or intervention: CHECK FOUR (4) BOXES

Family history of chromosome abnormalities, such as trisomy 21 (Down syndrome), Earlier pregnancy or child with birth defect, Elevated maternal serum alpha-fetoprotein, Abnormal triple marker screening test

Amniocentesis is indicated later in the pregnancy (20 to 42 weeks) to evaluate: CHECK TWO (2) BOXES

HDN caused by Rh blood type incompatibility, Fetal lung maturity

When performing an L/S ratio by thin-layer chromatography, a mature fetal lung will show: * 0/1 Sphingomyelin twice as concentrated as lecithin No sphingomyelin Lecithin twice as concentrated as sphingomyelin Equal concentrations of lecithin and sphingomyelin

Lecithin twice as concentrated as sphingomyelin

A rapid immunologic test for FLM that does not require performance of thin-layer chromatography is: * 0/1 AFP levels Amniotic acetylcholinesterase Aminostat-FLM Bilirubin scan

Aminostat-FLM

The presence of phosphatidyl glycerol in amniotic fluid fetal lung maturity tests must be confirmed when: * 1/1 Hemolytic disease of the newborn is present The mother has maternal diabetes Amniotic fluid is contaminated by hemoglobin Neural tube disorder is suspected

Amniotic fluid is contaminated by hemoglobin

OD 650 nm: * 0/1 Bilirubin Lamellar bodies Lecithin Oxyhemoglobin

Lamellar bodies

A lamellar body count of 50,000 correlates with: * 0/1 Absent phosphatidyl glycerol and L/S ratio of 1.0 L/S ratio of 1.5 and absent phosphatidyl glycerol OD at 650 nm of 1.010 and an L/S ratio of 1.1 OD at 650 nm of 0.150 and an L/S ratio of 2.0

OD at 650 nm of 0.150 and an L/S ratio of 2.0

The normal composition of feces includes all of the following except: * 1/1 Bacteria Blood Electrolytes Water

Blood

The normal brown color of the feces is produced by: * 1/1 Cellulose Pancreatic enzymes Undigested foodstuffs Urobilin

Urobilin

Stool specimens that appear ribbon-like are indicative of which condition? * 1/1 Bile duct obstruction Colitis Intestinal constriction Malignancy

Intestinal constriction

What is the fecal test that requires a 3-day specimen? * 0/1 Fecal occult blood APT test Elastase 1 Quantitative fecal fat testing

Quantitative fecal fat testing

What is the significance of an APT test that remains pink after addition of sodium hydroxide? * 1/1 Fecal fat is present Fetal hemoglobin is present Fecal trypsin is present Vitamin C is present

Fetal hemoglobin is present

A patient whose stool exhibits increased fats, undigested muscle fibers, and the inability to digest gelatin may have: * 1/1 Bacterial dysentery A duodenal ulcer Cystic fibrosis Lactose intolerance

Cystic fibrosis

A stool specimen collected from an infant with diarrhea has a pH of 5.0. This result correlates with a: * 0/1 Positive APT test Negative trypsin test Positive Clinitest Negative occult blood test

Positive Clinitest

What is the recommended number of samples that should be tested to confirm a negative occult blood result? * 1/1 One random specimen Two samples taken from different parts of three stools Three samples taken from the outermost portion of the stool Three samples taken from different parts of two stools

Two samples taken from different parts of three stools

A positive amine (Whiff) test is observed in which of the following syndromes? * 1/1 Bacterial vaginosis Vulvovaginal candidiasis Atrophic vaginitis Desquamative inflammatory vaginitis

Bacterial vaginosis

The presence of fetal fibronectin in vaginal secretions between 24 and 34 weeks’ gestation is associated with: * 0/1 Bacterial vaginosis Candidiasis Desquamative inflmmatory vaginitis Preterm delivery

Preterm delivery

other names parasitology

Yves Laure Pimentel · 70問 · 2年前

other names parasitology