🧠 নতুন MCQ
বিষয়: Histopathology and Cytology
টপিক: Formalin fixation artifact (formalin pigment)
কঠিনতা: Hard
Formalin fixation artifact হিসেবে tissue-এ brown-black pigment সাধারণतः কোন artifact-কে নির্দেশ করে?
ক) Formalin pigment
খ) Air bubble artifact
গ) Thermal artifact
ঘ) Section tearing
সঠিক উত্তরটি নিজে ভেবে দেখুন!
বিষয়: Histopathology and Cytology
টপিক: Formalin fixation artifact (formalin pigment)
কঠিনতা: Hard
Formalin fixation artifact হিসেবে tissue-এ brown-black pigment সাধারণतः কোন artifact-কে নির্দেশ করে?
ক) Formalin pigment
খ) Air bubble artifact
গ) Thermal artifact
ঘ) Section tearing
সঠিক উত্তরটি নিজে ভেবে দেখুন!
🧠 Daily MLT Quiz
Subject: Hematology
Topic: Mean Corpuscular Volume (MCV) interpretation
Difficulty: Medium
Which statement best describes the interpretation of Mean Corpuscular Volume (MCV) in a complete blood count (CBC)?
A) MCV < 80 fL indicates microcytosis.
B) MCV 80-100 fL indicates macrocytosis.
C) MCV > 100 fL indicates microcytosis.
D) MCV has no diagnostic value by itself.
Tap “Answer privately” below to answer in the bot chat.
Subject: Hematology
Topic: Mean Corpuscular Volume (MCV) interpretation
Difficulty: Medium
Which statement best describes the interpretation of Mean Corpuscular Volume (MCV) in a complete blood count (CBC)?
A) MCV < 80 fL indicates microcytosis.
B) MCV 80-100 fL indicates macrocytosis.
C) MCV > 100 fL indicates microcytosis.
D) MCV has no diagnostic value by itself.
Tap “Answer privately” below to answer in the bot chat.
❤1
🧠 Daily MLT Quiz
Subject: Hematology
Topic: Reticulocyte count interpretation
Difficulty: Easy
In the evaluation of a patient with anemia, which laboratory finding best indicates an appropriate bone marrow response?
A) Increased reticulocyte count
B) Low hemoglobin with normal reticulocytes
C) Thrombocytopenia
D) Leukocytosis
Tap A, B, C, or D to answer. Your choice is recorded privately by the quiz bot.
Subject: Hematology
Topic: Reticulocyte count interpretation
Difficulty: Easy
In the evaluation of a patient with anemia, which laboratory finding best indicates an appropriate bone marrow response?
A) Increased reticulocyte count
B) Low hemoglobin with normal reticulocytes
C) Thrombocytopenia
D) Leukocytosis
Tap A, B, C, or D to answer. Your choice is recorded privately by the quiz bot.
❤1
A patient has Hgb 12.5 g/dL, Hct 37%, MCV 68 fL, MCH 20 pg, and MCHC 28 g/dL. Which best classifies the red blood cells?
Anonymous Quiz
9%
A) Macrocytic normochromic
58%
B) Microcytic hypochromic
31%
C) Normocytic normochromic
2%
D) Megaloblastic
In a patient with significant anemia, which reticulocyte finding indicates an appropriate bone marrow response?
Anonymous Quiz
25%
A) Reticulocyte count 0.5%
19%
B) Reticulocyte count 8%
47%
C) Reticulocyte count 0.5% with normal erythropoiesis
9%
D) Reticulocyte count 12% with polycythemia
Which statement about mean platelet volume (MPV) is correct?
Anonymous Quiz
24%
A) Elevated MPV indicates decreased platelet production
20%
B) MPV measures platelet function only
46%
C) MPV correlates with platelet production by megakaryocytes
10%
D) MPV is unaffected by platelet size
In liver disease assessment, which pattern suggests alcoholic liver disease?
Anonymous Quiz
58%
A) AST > ALT with ratio > 2
23%
B) ALT > AST
10%
C) AST = ALT
10%
D) ALT > AST by 2x
Which statement correctly describes estimated glomerular filtration rate (eGFR)?
Anonymous Quiz
63%
A) eGFR uses age, sex, race, and serum creatinine in equations like CKD-EPI
29%
B) eGFR is measured directly by urine clearance tests
9%
C) eGFR does not require serum creatinine
0%
D) eGFR is only used in pediatrics
Anion gap is calculated as Na – (Cl + HCO3). A high anion gap metabolic acidosis suggests which condition?
Anonymous Quiz
46%
A) Hyperchloremic acidosis from diarrhea
28%
B) Lactic acidosis
16%
C) Respiratory alkalosis
10%
D) Hypoalbuminemia with no acidosis
During Gram staining, decolorization with alcohol that is too brief can yield false Gram-positive results because:
Anonymous Quiz
27%
A) It over-decolorizes
23%
B) It under-decolorizes
12%
C) It kills bacteria
39%
D) It stains Gram-positive with safranin
MacConkey agar differentiates lactose fermenters from non-fermenters among Gram-negative enteric bacteria. Which organism is a lactose fermenter?
Anonymous Quiz
26%
A) Pseudomonas aeruginosa
66%
B) Escherichia coli
4%
C) Proteus mirabilis
4%
D) Salmonella typhi
In an ELISA, which component serves as the blocking step to prevent non-specific binding?
Anonymous Quiz
11%
A) Primary antibody
39%
B) Enzyme conjugate
43%
C) Blocking buffer
8%
D) Substrate solution
Which immunoglobulin is the first antibody produced in a primary immune response and is a pentamer?
Anonymous Quiz
9%
A) IgG
23%
B) IgA
64%
C) IgM
4%
D) IgE
How is a 4-fold rise in antibody titer between acute and convalescent sera interpreted?
Anonymous Quiz
5%
A) Chronic infection
79%
B) Acute infection or recent exposure
16%
C) Vaccination response only
0%
D) No clinical significance
Which sequence correctly describes routine tissue processing before paraffin embedding?
Anonymous Quiz
13%
A) Dehydration, clearing, fixation, infiltration
77%
B) Fixation, dehydration, clearing, infiltration
6%
C) Infiltration, fixation, dehydration, clearing
4%
D) Clearing, fixation, dehydration, infiltration
Which statement about hematoxylin and eosin (H&E) staining is true?
Anonymous Quiz
12%
A) Hematoxylin is acidic and stains light structures
22%
B) Eosin stains nucleic acids blue
65%
C) Hematoxylin stains basophilic structures blue/purple
1%
D) Eosin stains DNA strongly
Which dipstick result combination suggests proteinuria and glycosuria?
Anonymous Quiz
59%
A) Positive protein, positive glucose
24%
B) Positive protein, negative glucose
11%
C) Negative protein, negative glucose
6%
D) Positive glucose only
Which statement is true about urine specific gravity (USG)?
Anonymous Quiz
73%
A) It measures solute concentration and is influenced by hydration
15%
B) It is identical to osmolality
5%
C) It is not affected by hydration
7%
D) It measures pH
Numerous squamous epithelial cells in a urine sediment sample most likely indicate:
Anonymous Quiz
6%
A) Concentrated urine
81%
B) Contamination from the external genitalia/urethra
9%
C) Pyelonephritis
4%
D) Glomerulonephritis
Which transfusion reaction is most likely with ABO-incompatible plasma transfusion?
Anonymous Quiz
47%
A) Febrile non-hemolytic
34%
B) Acute hemolytic
9%
C) Delayed hemolytic
9%
D) Allergic