ASCP MLT Adaptive Exams - 2
"Nutritionally version" streptococci are:
A. Enterococci
B. Organization D enterococci
C. Beta hemolytic streptococci
D. Within the genera Granulicatella and Abiotrophia. - ANS-D. Inside the genera Granulicatella
and Abiotrophia.
Organisms that was once categorised as nutritionally variant or poor streptococci have been
reclassified into the genera Abiotrophia and Granulicatella.
A 1 - 2 mm translucent, nonpigmented colony, remoted from an anaerobic subculture of a lung
abscess after 72 hours, become located to fluoresce brick-purple under ultraviolet light. A Gram
stain of the organism found out a coccobacillus that had the subsequent traits:
The identification of this isolate is:
A. Bacteroides ovatus
B. Propionibacterium acnes
C. Prevotella melaninogenica
D. Porphyromonas asaccharolytica - ANS-C. Prevotella melaninogenica
Both Prevotella and Porphyromonas colonies fluoresce brick crimson. Porphyromonas is
susceptible to vancomycin and may be catalase wonderful.
A 10% crimson mobile suspension in saline is utilized in a compatibility test. Which of the
subsequent might most possibly arise?
A. Fake-fine end result because of antigen excess
B. False-tremendous end result because of the prozone phenomenon
C. Fake-terrible end result due to the prozone phenomenon
D. False-terrible end result because of antigen extra - ANS-D. Fake-terrible end result due to
antigen extra
The strength of agglutination is dependent upon most suitable antigen to antibody ratio.
Excessive amount of antigen does no longer permit maximal uptake of antibody consistent with
pink cell and consequently agglutination is negatively affected main to weaker or terrible
consequences.
A 16-12 months-old boy with infectious mononucleosis has a chilly agglutinin titer of one:2000.
An important consideration of this antibody's scientific relevance is the:
A. Thermal variety
B. Titer at 4°C
C. Specificity
,D. Light chain type - ANS-A. Thermal variety
It is critical to decide the thermal range of reactivity, because bloodless antibodies are maximum
probable to reason sickness in the event that they react with pink blood cells at temperatures
from 30-32°C.
A 2-yr-old infant with a decreased serum T4 is described as being extremely dwarfed, stocky,
overweight, and having coarse functions. Of the subsequent, the maximum informative
additional laboratory check will be the serum:
A. Thyroxine-binding globulin (TBG)
B. Thyroid-stimulating hormone (TSH)
C. Triiodothyronine (T3)
D. Cholesterol - ANS-B. Thyroid-stimulating hormone (TSH)
Congenital hypothyroidism gives with very low thyroid hormones and is nice confirmed with the
aid of serum TSH.
A 20-12 months-antique woman with sickle mobile anemia whose normal hemoglobin
concentration is eight g/dL (80 g/L) develops fever, multiplied weak spot and malaise. The
hemoglobin concentration is four g/dL (40 g/L) and the reticulocyte rely is 0.1%. The maximum
probable reason for her scientific picture is:
A. Increased hemolysis due to hypersplenism
B. Aplastic crisis
C. Thrombotic disaster
D. Occult blood loss - ANS-B. Aplastic crisis
Effect of aplastic disaster in sickle mobile disease.
A 21-year-antique affected person offers with pharyngitis. A throat swab is accrued and
submitted for anaerobic subculture. This specimen ought to be:
A. Set up without delay
B. Rejected as unacceptable
C. Inoculated into thioglycollate broth
D. Sent to a reference laboratory - ANS-B. Rejected as unacceptable
Throat swabs are unacceptable for anaerobic lifestyle. Many anaerobic micro organism are
commensal vegetation within the oropharynx. Anaerobic micro organism do now not purpose
pharyngitis. The most not unusual cause of pharyngitis is Streptococcus pyogenes.
A 24-hour urine specimen (total volume = 1,136 mL) is submitted to the laboratory for
quantitative urine protein. Calculate the amount of protein excreted consistent with day, if the
total protein is 52 mg/dL.
A. 591 mg
B. 487 mg
,C. 220 mg
D. 282 mg - ANS-A. 591 mg
fifty two mg/dL = zero.Fifty two mg/mL. Therefore zero.52 mg/mL × 1136 mL = 591 mg.
A 25-year-vintage guy who had recently labored as a steward on a transoceanic grain deliver
offered to the emergency room with excessive fever, diarrhea and prostration. Axillary lymph
nodes had been hemorrhagic and enlarged. A Wright-Giemsa stain of the aspirate showed
bacilli that were bipolar, equivalent to safety pins. The most probably identification of this
organism is:
A. Brucella melitensis
B. Streptobacillus moniliformis
C. Spirillum minus
D. Yersinia pestis - ANS-D. Yersinia pestis
Yersinia pestis is classically described as having a "safety pin" appearance on Wright-Giemsa
stain. This patient's presentation is traditional for bubonic plague.
A 28-year-old guy is visible by using a health practitioner due to numerous months of
intermittent low returned ache. The affected person's symptoms are suggestive of ankylosing
spondylitis. Which of the subsequent laboratory research might help this prognosis?
A. A reduced synovial fluid CH50 degree
B. Low serum CH50 level
C. Wonderful HLA-B27 antigen test
D. Rheumatoid issue inside the synovial fluid - ANS-C. Effective HLA-B27 antigen take a look at
More than 95% of patients with ankylosing spondylitis are fantastic for the HLA-B27 antigen;
consequently, a superb result for this test could aid the analysis.
A three-12 months-old baby changed into evaluated for abdominal ache and anorexia by using
a medical doctor. A CBC discovered a hemoglobin of 9.Eight g/dL (ninety eight g/L) and
basophilic stippling of the RBCs. The physician have to order further exams to test for poisoning
from:
A. Arsenic
B. Iron
C. Mercury
D. Lead - ANS-D. Lead
Lead interferes with directly with heme synthesis, which on a CBC may additionally present as a
decreased hemoglobin, with basophilic stippling of the pink blood cells. These findings in a baby
may additionally indicate lead toxicity. Whole blood lead is the endorsed test; however urine
delta-aminolevulinic acid and RBC zinc protoporphyrin also are useful assays. Iron overload
reasons liver, pancreatic and cardiac damage. Both mercury and arsenic toxicities are
, multi-natural affecting GI, renal, CNS structures however can also have hematologic outcomes
as nicely.
A 30-year-antique female turned into admitted to the sanatorium for clean bruising and
menorrhagia. Laboratory findings blanketed the following:
The cells recognized as "peculiar immature" have been described as having lobulated nuclei
with distinguished nucleoli; the cytoplasm had extreme azurophilic granulation over the nucleus,
with a few cells containing 1 - 20 Auer rods, frequently grouped in bundles. A t(15;17)
chromosomal translocation became referred to. Cells have been myeloperoxidase tremendous.
Which of the subsequent styles of acute leukemia is maximum likely?
A. Myeloblastic
B. Promyelocytic
C. Myelomonocytic
D. Monocytic - ANS-B. Promyelocytic
APL morphology.
A 40-yr-antique man with autoimmune hemolytic anemia due to anti-E has a hemoglobin stage
of 10.8 g/dL (108 g/L). This affected person will maximum probably be handled with:
A. Whole Blood
B. Red Blood Cells
C. Fresh Frozen Plasma
D. No transfusion - ANS-D. No transfusion
Transfusion must commonly be prevented except in cases of existence-threatening anemia.
Hemoglobin trigger values are usually <7g/dL for most patients. For some patients with certain
cardiac conditions, they are higher (≤8 g/dL). A hemoglobin of 10.8 g/dL (108 g/L) is not
life-threatening, especially if the patient is not actively bleeding.
A 42-year-old male presented with fatigue, difficulty breathing, tingling in the hands and feet.
The following laboratory results are obtained:
PT = 25.6 secs (11.5 - 13.9 secs.)
aPTT = 77.5 secs (25 - 35.7 secs)
Hgb = 23.5 g/dl
Hct = 76.2%
The clinician questioned the results, as the patient had no bleeding symptoms. This result could
be caused by:
A. Aplastic anemia
B. Polycythemia vera
C. Chronic lymphocytic leukemia
D. Sickle cell disorder - ANS-B. Polycythemia vera
The 9:1 blood-to-anticoagulant ratio is effective, provided the patient's hematocrit is 55% or less.
In polycythemia, the decrease in plasma volume relative to whole blood unacceptably raises the
"Nutritionally version" streptococci are:
A. Enterococci
B. Organization D enterococci
C. Beta hemolytic streptococci
D. Within the genera Granulicatella and Abiotrophia. - ANS-D. Inside the genera Granulicatella
and Abiotrophia.
Organisms that was once categorised as nutritionally variant or poor streptococci have been
reclassified into the genera Abiotrophia and Granulicatella.
A 1 - 2 mm translucent, nonpigmented colony, remoted from an anaerobic subculture of a lung
abscess after 72 hours, become located to fluoresce brick-purple under ultraviolet light. A Gram
stain of the organism found out a coccobacillus that had the subsequent traits:
The identification of this isolate is:
A. Bacteroides ovatus
B. Propionibacterium acnes
C. Prevotella melaninogenica
D. Porphyromonas asaccharolytica - ANS-C. Prevotella melaninogenica
Both Prevotella and Porphyromonas colonies fluoresce brick crimson. Porphyromonas is
susceptible to vancomycin and may be catalase wonderful.
A 10% crimson mobile suspension in saline is utilized in a compatibility test. Which of the
subsequent might most possibly arise?
A. Fake-fine end result because of antigen excess
B. False-tremendous end result because of the prozone phenomenon
C. Fake-terrible end result due to the prozone phenomenon
D. False-terrible end result because of antigen extra - ANS-D. Fake-terrible end result due to
antigen extra
The strength of agglutination is dependent upon most suitable antigen to antibody ratio.
Excessive amount of antigen does no longer permit maximal uptake of antibody consistent with
pink cell and consequently agglutination is negatively affected main to weaker or terrible
consequences.
A 16-12 months-old boy with infectious mononucleosis has a chilly agglutinin titer of one:2000.
An important consideration of this antibody's scientific relevance is the:
A. Thermal variety
B. Titer at 4°C
C. Specificity
,D. Light chain type - ANS-A. Thermal variety
It is critical to decide the thermal range of reactivity, because bloodless antibodies are maximum
probable to reason sickness in the event that they react with pink blood cells at temperatures
from 30-32°C.
A 2-yr-old infant with a decreased serum T4 is described as being extremely dwarfed, stocky,
overweight, and having coarse functions. Of the subsequent, the maximum informative
additional laboratory check will be the serum:
A. Thyroxine-binding globulin (TBG)
B. Thyroid-stimulating hormone (TSH)
C. Triiodothyronine (T3)
D. Cholesterol - ANS-B. Thyroid-stimulating hormone (TSH)
Congenital hypothyroidism gives with very low thyroid hormones and is nice confirmed with the
aid of serum TSH.
A 20-12 months-antique woman with sickle mobile anemia whose normal hemoglobin
concentration is eight g/dL (80 g/L) develops fever, multiplied weak spot and malaise. The
hemoglobin concentration is four g/dL (40 g/L) and the reticulocyte rely is 0.1%. The maximum
probable reason for her scientific picture is:
A. Increased hemolysis due to hypersplenism
B. Aplastic crisis
C. Thrombotic disaster
D. Occult blood loss - ANS-B. Aplastic crisis
Effect of aplastic disaster in sickle mobile disease.
A 21-year-antique affected person offers with pharyngitis. A throat swab is accrued and
submitted for anaerobic subculture. This specimen ought to be:
A. Set up without delay
B. Rejected as unacceptable
C. Inoculated into thioglycollate broth
D. Sent to a reference laboratory - ANS-B. Rejected as unacceptable
Throat swabs are unacceptable for anaerobic lifestyle. Many anaerobic micro organism are
commensal vegetation within the oropharynx. Anaerobic micro organism do now not purpose
pharyngitis. The most not unusual cause of pharyngitis is Streptococcus pyogenes.
A 24-hour urine specimen (total volume = 1,136 mL) is submitted to the laboratory for
quantitative urine protein. Calculate the amount of protein excreted consistent with day, if the
total protein is 52 mg/dL.
A. 591 mg
B. 487 mg
,C. 220 mg
D. 282 mg - ANS-A. 591 mg
fifty two mg/dL = zero.Fifty two mg/mL. Therefore zero.52 mg/mL × 1136 mL = 591 mg.
A 25-year-vintage guy who had recently labored as a steward on a transoceanic grain deliver
offered to the emergency room with excessive fever, diarrhea and prostration. Axillary lymph
nodes had been hemorrhagic and enlarged. A Wright-Giemsa stain of the aspirate showed
bacilli that were bipolar, equivalent to safety pins. The most probably identification of this
organism is:
A. Brucella melitensis
B. Streptobacillus moniliformis
C. Spirillum minus
D. Yersinia pestis - ANS-D. Yersinia pestis
Yersinia pestis is classically described as having a "safety pin" appearance on Wright-Giemsa
stain. This patient's presentation is traditional for bubonic plague.
A 28-year-old guy is visible by using a health practitioner due to numerous months of
intermittent low returned ache. The affected person's symptoms are suggestive of ankylosing
spondylitis. Which of the subsequent laboratory research might help this prognosis?
A. A reduced synovial fluid CH50 degree
B. Low serum CH50 level
C. Wonderful HLA-B27 antigen test
D. Rheumatoid issue inside the synovial fluid - ANS-C. Effective HLA-B27 antigen take a look at
More than 95% of patients with ankylosing spondylitis are fantastic for the HLA-B27 antigen;
consequently, a superb result for this test could aid the analysis.
A three-12 months-old baby changed into evaluated for abdominal ache and anorexia by using
a medical doctor. A CBC discovered a hemoglobin of 9.Eight g/dL (ninety eight g/L) and
basophilic stippling of the RBCs. The physician have to order further exams to test for poisoning
from:
A. Arsenic
B. Iron
C. Mercury
D. Lead - ANS-D. Lead
Lead interferes with directly with heme synthesis, which on a CBC may additionally present as a
decreased hemoglobin, with basophilic stippling of the pink blood cells. These findings in a baby
may additionally indicate lead toxicity. Whole blood lead is the endorsed test; however urine
delta-aminolevulinic acid and RBC zinc protoporphyrin also are useful assays. Iron overload
reasons liver, pancreatic and cardiac damage. Both mercury and arsenic toxicities are
, multi-natural affecting GI, renal, CNS structures however can also have hematologic outcomes
as nicely.
A 30-year-antique female turned into admitted to the sanatorium for clean bruising and
menorrhagia. Laboratory findings blanketed the following:
The cells recognized as "peculiar immature" have been described as having lobulated nuclei
with distinguished nucleoli; the cytoplasm had extreme azurophilic granulation over the nucleus,
with a few cells containing 1 - 20 Auer rods, frequently grouped in bundles. A t(15;17)
chromosomal translocation became referred to. Cells have been myeloperoxidase tremendous.
Which of the subsequent styles of acute leukemia is maximum likely?
A. Myeloblastic
B. Promyelocytic
C. Myelomonocytic
D. Monocytic - ANS-B. Promyelocytic
APL morphology.
A 40-yr-antique man with autoimmune hemolytic anemia due to anti-E has a hemoglobin stage
of 10.8 g/dL (108 g/L). This affected person will maximum probably be handled with:
A. Whole Blood
B. Red Blood Cells
C. Fresh Frozen Plasma
D. No transfusion - ANS-D. No transfusion
Transfusion must commonly be prevented except in cases of existence-threatening anemia.
Hemoglobin trigger values are usually <7g/dL for most patients. For some patients with certain
cardiac conditions, they are higher (≤8 g/dL). A hemoglobin of 10.8 g/dL (108 g/L) is not
life-threatening, especially if the patient is not actively bleeding.
A 42-year-old male presented with fatigue, difficulty breathing, tingling in the hands and feet.
The following laboratory results are obtained:
PT = 25.6 secs (11.5 - 13.9 secs.)
aPTT = 77.5 secs (25 - 35.7 secs)
Hgb = 23.5 g/dl
Hct = 76.2%
The clinician questioned the results, as the patient had no bleeding symptoms. This result could
be caused by:
A. Aplastic anemia
B. Polycythemia vera
C. Chronic lymphocytic leukemia
D. Sickle cell disorder - ANS-B. Polycythemia vera
The 9:1 blood-to-anticoagulant ratio is effective, provided the patient's hematocrit is 55% or less.
In polycythemia, the decrease in plasma volume relative to whole blood unacceptably raises the
