Quiz
Topic 2 - Blood
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Questions in this quiz (48)
1 Select the acute phase positive proteins:
- Aalbumin
- Bα1-antitrypsin
- CC-reactive protein
- Dtransferrin
- Efibrinogen
2 Which of the following functions is performed by haptoglobin?
- Abinds ceruloplasmin
- Bbind Fe ions2+
- Cbinds Mg ions2
- Dbinds free hemoglobin
- Etransports bilirubin
3Select functions of ceruloplasmin
- Ais involved in the metabolism of biogenic amines
- Btransports 70% of total serum copper
- Chas the role of ferroxidase
- Dfulfills an antioxidant role
- Etransport Fe ions2+
4Select non-protein nitrogenous substances
- Aurea
- Bcreatinine
- Cantithrombin
- Dcreatine
- Euric acid
5Select causes of relative hyperproteinemia:
- Aincreased protein intake
- Bdehydration
- Cmultiple myeloma
- Dfebrile diseases
- Echronic infections
6Select the causes of absolute hypoproteinemia:
- Alow dietary protein intake
- Bmaldigestion and malabsorption syndromes
- Chyperhydration
- Dliver failure
- Enephrotic syndrome
7Which of the following plasma proteins binds iron and transports it to the tissues?
- Aferritin
- Bceruloplasmin
- Chemosiderin
- Dhemoglobin
- Etransferrin
8The following plasma components are bound and transported by albumins,except
- Afree fatty acids
- Bindirect/free bilirubin
- Curic acid
- DCa ions2+
- Eurea
9Which of the following proteins is not acute phase protein?
- Ahaptoglobin
- BC-reactive protein
- Cα1-antitrypsin
- Dceruloplasmin
- Ehemoglobin
10Select alkaline phosphatase isozymes
- Abone
- Bhepatobiliary
- Cintestinal
- Dpulmonary
- Eplacental
11Select the pathology accompanied by a low level of plasma ceruloplasmin
- Apulmonary emphysema
- Bhepato-lenticular degeneration (Wilson's disease)
- Cacute myocardial infarction
- Dacute pancreatitis
- Eliver cirrhosis
12Which of the following plasma proteins are synthesized by the liver?
- Aalbumin
- Bhaptoglobin
- Cgamma-globulins
- Dceruloplasmin
- Etransferrin
13What is the function of α1-antitrypsin?
- Ainhibit proteases (trypsin, chymotrypsin, collagenase, elastase, etc.)
- Bprevents the loss of free Hb in the urine
- Ctransport iron to the tissues
- Dbinds free Hb
- Edecreases iron uptake and release from macrophages by inactivating ferroportin
14A patient hospitalized with bone pain is later diagnosed with multiple myeloma. Select
the protein fraction that will be the most elevated on serum protein electrophoresis- Aalpha-1 globulins
- Balpha-2 globulins
- Cbeta-globulins
- Dbeta - and alpha-1 globulins
- Egamma-globulins
15Select the pathologies accompanied by a low level of ceruloplasmin
- Amalnutrition
- Benteropathies
- Cliver failure
- Dnephrotic syndrome
- Echolestatic syndrome
16Select pathologies accompanied by low level of α1-antitrypsin
- Aliver failure
- Bnephrotic syndrome
- Cacute infections
- Ddisseminated intravascular coagulation syndrome (DIC)
- Echronic infections in exacerbation
17Select the correct statements regarding hepcidin
- Ais a negative modulator of the level of iron in the body
- Bdecreases iron uptake and release from macrophages by inactivating ferroportin
- Cis a positive modulator of the level of iron in the body
- Dincreases iron uptake and release from macrophages by inactivating ferroportin
- Ehepcidin synthesis is inhibited in hypoxia and anemia
18Select the characteristic protein pattern for liver cirrhosis
- Adecreases plasma albumin concentration
- Bincreases plasma albumin concentration
- Cβ- and γ-globulins increase, with the appearance of the "cirrhotic dome"
- Dincrease α2 - and γ-globulins, with the appearance of the "cirrhotic dome"
- Eα1 - and α2-globulins increase, with the appearance of the "cirrhotic dome"
19Select the correct statement regarding ceruloplasmin
- Ais a copper-containing metalloglycoprotein
- Bis synthesized in the kidneys in the form of apoceruloplasmin
- Ctransport and store iron
- Dregulates iron absorption in the body
- Eis a natural protease inhibitor
20Select the correct statements regarding α2-macroglobulin
- Ais the largest non-immunoglobulin plasma protein
- Bis a natural protease inhibitor
- Cis an acute phase negative protein
- Dshows increased values in nephrotic syndrome
- Eshows increased values in liver failure
21Select acute phase negative proteins
- Aalbumin
- BC-reactive protein
- Cprealbumin
- Dceruloplasmin
- Eferritin
22On plasma protein electrophoresis, the band for transferrin is found in the area
- Aα1 - globulins
- Bα2 - globulins
- Cβ1 - globulins
- Dβ2 - globulins
- Eγ - globulins
23Select the role of C-reactive protein
- Aparticipates in the clearance of cellular detritus
- Bbinds to phagocytes and accelerates the phagocytosis of antigens and microorganisms
- Ctransport thyroxine and vitamin A
- Dactivates complement through the classical pathway
- Etransports bilirubin and free fatty acids
24Select the correct statements regarding iron absorption
- Aonly bivalent iron is absorbed
- Bonly trivalent iron is absorbed
- Ciron is transported to tissues by transferrin
- Diron is stored by hepcidin
- Eiron absorption is regulated by hepcidin
25Select the correct statements regarding α-amylase
- Ahas two isoforms: salivary and pancreatic
- Bpresents three isoforms: salivary, pancreatic, bone
- Cis eliminated renally
- Dis eliminated with bile
- Eincreases in acute pancreatitis, acute cholecystitis
26Select the enzyme whose serum activity increases 4-8 hours after acute myocardial infarction
- AASAT (aspartate aminotransferase)
- BALAT (alanine aminotransferase)
- CLDH (lactate dehydrogenase)
- DCK (creatine kinase)
- Eγ-GT (γ-glutamyl transferase)
27Select creatine kinase (CK) isozymes specific for both myocardium and striated
muscle- ACK-BB
- BCK-MM and CK-BB
- CCK-MM, CK-BB and CK-MB
- DCK-MB and CK-MM
- ECK-MB
28 Select the correct statements regarding lactate dehydrogenase (LDH)
- Ais an oxidoreductase that catalyzes the reversible reaction of converting lactic acid into pyruvate acid
- Brepresents a tetramer consisting of 2 types of subunits: B and M with mitochondrial localization
- Crepresents a tetramer composed of 2 types of subunits: H and M with cytoplasmic localization
- Din myocardial infarction, LDH increases occur over 8-14 hours and are maintained for 7-15 days
- Ein myocardial infarction, LDH increases occur over 4-8 hours and are maintained for 3-6 days
29Select the plasma marker that returns to baseline more than 24 hours after acute
myocardial infarction- Atroponins
- BLDH (lactate dehydrogenase)
- Cmyoglobin
- DASAT (aspartate aminotransferase)
- ECK-MB (creatine kinase - MB)
30Select blood indicator enzymes
- Alactate dehydrogenase (LDH)
- Btrypsin
- Camylase
- Dlipase
- Eglutamate dehydrogenase
31The highest activity of ALAT (alanine aminotransferase) is found in cells
- Athe myocardium
- Bthe liver
- Cskeletal muscles
- Dkidneys
- Ethe pancreas
32Select the states accompanied by increased ɣ-glutamyl transferase (ɣ-GT) activity
- Aprostatitis
- Bencephalitis
- Cpancreatitis
- Dcholestasis
- Enephrotic syndrome
33Select the enzyme whose serum activity increases in cardiomyocyte damage
- Aalkaline phosphatase
- Balanine aminotransferase (ALAT)
- Cɣ-glutamyl transferase (ɣ-GT)
- Dlipase
- Ecreatine kinase MB (CK-MB )
34 Select blood secretory enzymes
- Aceruloplasmin
- Balkaline phosphatase (FA)
- Cpseudocholinesterase
- DASAT (aspartate aminotransferase)
- Elecithin cholesterol acyl transferase (LCAT)
35Select blood excretory enzymes
- Aamylase
- Bpseudocholinesterase
- Cacid phosphatase
- Dlipase
- Ehepatic alkaline phosphatase
36Which enzyme is a marker of renal tubular epithelium pathology?
- AN-acetylglucosaminidase (NAG )
- Burokinase
- Ccreatine kinase (CK)
- D5-nucleotidase
- Erenin
37The serum activity of which of the listed enzymes is decreased in chronic
hepatitis?- AASAT (aspartate aminotransferase)
- Bɣ-glutamyl transferase (ɣ-GT)
- Cpseudocholinesterase (PCE)
- DLDH-1 (lactate dehydrogenase - 1)
- EALAT (alat aminotransferase)
38Measuring the activity of which enzymes is useful in the differential diagnosis of jaundice?
- Aalkaline phosphatase
- Bɣ-glutamyl transpeptidase (ɣ-GT)
- Cpseudocholinesterase (PCE)
- Daminotransferases
- Eacid phosphatase
39Select enzymes indicators of cellular damage
- AAST (aspartate aminotransferase
- Bpseudocholinesterase (PCE)
- CLDH (lactate dehydrogenase)
- Dalkaline phosphatase
- Eacid phosphatase
40In a patient with onset of retrosternal pain and in the upper part of the abdomen, an
increase in the activity of the following serum enzymes was detected: creatine kinase (CK)
> AST (aspartate aminotransferase) > ALAT (alate aminotransferase). What is the
presumptive diagnosis?- Aacute pancreatitis
- Bacute viral hepatitis
- Crenal colic
- Dmyocardial infarction
- Eacute pleurisy
41In a patient with onset of retrosternal pain and in the upper part of the abdomen, an
increase in the activity of the following serum enzymes was detected: lipase > amylase. What is
the presumptive diagnosis?- Aacute pancreatitis
- Bviral hepatitis
- Crenal colic
- Dmyocardial infarction
- Eacute pleurisy
42 In a patient with an attack of abdominal pain, an increase in the activity of the following
serum enzymes was detected: ALAT (alate aminotransferase) > ɣ-GT (ɣ-glutamyl transferase)
> ASAT (aspartate aminotransferase). What is the presumptive diagnosis?- Aacute pancreatitis
- Brenal colic
- Chepatocellular pathology
- Dmyocardial infarction
- Epulmonary artery embolism
43Select the enzyme(s) whose activity determination is appropriate in the diagnosis
of posthepatic jaundice- Acholinesterase
- BLDH isozymes
- Caminotransferases
- Dγ-glutamyl transferase (ɣ-GT)
- Ecreatine kinase isozymes
44Select the enzyme whose activity determination is appropriate in the case of
suspected alcoholic liver damage:- Apseudocholinesterase (PCE)
- BLDH isozymes
- Ccreatine kinase (CK)
- Dγ-glutamyl transferase (γ-GT)
- Eacid phosphatase
45In what cases does AST (aspartate aminotransferase) activity increase in the serum?
- Amyocardial infarction
- Brenal lithiasis
- Cmuscular dystrophie
- Dpeptic ulcer
- Einfectious hepatitis
46Select the enzyme whose activity increases 4-8 hours after acute myocardial infarction?
- AASAT (aspartate aminotransferase)
- BALAT (alanine aminotransferase)
- CLDH (lactate dehydrogenase)
- DCK (creatine kinase)
- Eγ-GT (γ-glutamyltransferase)
47LDH (lactate dehydrogenase) activity is increased in the following conditions
- Amyocarditis
- Bmyopathies
- Ckidney diseases
- Dacute and chronic hepatitis
- Ebone disorders
48The enzyme that indicates damage to liver mitochondria
- Aarginase
- Bhistidase
- Cglutamate dehydrogenase
- Dsorbitol dehydrogenase
- Ealkaline phosphatase
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- Quiz on Topic 2 - Blood, created by Victoria Bezerău on 15/03/2026.
- Author
- Victoria Bezerău
- Language
- English
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