PQs 4 Flashcards
What typically causes colliquation necrosis?
a. Bacterial toxins
b. Burns
c. Ischaemia
d. Strong alkalic pH
Strong alkalic pH
Which one is the most dangerous mycotoxin?
a. Aflatoxin
b. Stachybotritoxin
c. DON
d. Zeraralenon
Aflatoxin
What is true for an infarct?
a. Widespread apoptosis in an organ
b. It is a proliferative change
c. Localized necrosis of tissue
Localized necrosis of tissue
What is the most important cell type in the removal of necrotic skeletal muscle cells?
a. Macrophage
b. Neutrophile granulocyte
c. Lymphocyte
neutrophile granulocyte
What can lead to autointoxication?
a. Wet gangrene
b. Hypoxic hepatopathy
c. Constipation
d. Snake bite
e. Mycotoxin ingestion
a. Wet gangrene
b. Hypoxic hepatopathy
c. Constipation
What does a granulation tissue consist of?
a. Capillary loops
b. Inflammatory cells
c. Myoblasts cells
all?
(definitely a + b)
What is the origin of Langerhans type giant cells?
a. They are derived from the pancreatic beta cells
b. Fusion of activated macrophages
c. Incomplete cell membrane and cytoplasm separation after cell division
d. Endomitosis
Fusion of activated macrophages
What is true for Mycobacteria?
a. They replicate inside macrophages
b. They are facultative pathogens
c. They are sensitive for environmental conditions
d. They are saprophytic bacteria
They replicate inside macrophages
What is true for the cellular pathogenesis of tuberculosis?
a. Mycobacteria provoke a quick initial immune response right after infection
b. IL-12 produced by antigen presenting cells activates the TH1 response
c. INF gamma causes the suppression of the macrophage function
d. Mycobacteria cause allergic reaction in the lungs
IL-12 produced by antigen presenting cells activates the TH1 response
Perl’s reaction stains hemosiderin to
a. Blue
b. Black
c. Green
d. Brown
blue
Which one is diffuse purulent inflammation?
a. Microabscess
b. Pyoarthros
c. Abscess (localized)
d. Phlegmon
Phlegmon
Which one is a typical exogenous chemical causing developmental anomalities?
a. Chemotherapeutic drugs
b. Glucocorticoids
c. Vitamin C
d. Aspirin
Chemotherapeutic drugs
Which bacterium causes endocarditis most often?
a. Erysipelotrix rhusiopathiae
b. Mycobacterium avium subspecies paratuberculosis
c. Fusobacterium necrophorum
d. Brachyspira hyodisenteriae
Erysipelotrix rhusiopathiae
Which is the target organ in vena cava hematogenous
tumour metastasis?
a. left side of heart
b. liver
c. right side of heart
d. lung
Travels through right side of heart but goes to LUNG
Which is the group of cells which effect the tumour’s
biologic character?
a. stroma
b. parenchyma
c. extracellular matrix
d. parenchyma and stroma
parenchyma
Which refers to the nuclear size variability in a tumour?
a. anisocytosis
b. anisokaryosis
c. nuclear pleomorphism
d. karyomegaly
anisokaryosis
Which refers to the nuclear size variability in a tumour?
a. anisocytosis
b. anisokaryosis
c. nuclear pleomorphism
d. karyomegaly
anisokaryosis
What can be the consequence of necrosis
a. regeneration
b. calcification
c. sequester
d. all of them
all
Which one means the intermittent course of the disease
process?
a. continuous
b. periodic
c. paroxysmal
d. none of them
paroxysmal
NOT characteristics of porphyrins
a. May be produced during the catabolism of hem in the body system of animals
b. They may fluoresce under UV light
c. They show a great affinity to bones and discolour the dentin of cementum too
d. pigments of brownish-violet colour
May be produced during the catabolism of hem in the body system of animals
Which factor(s) may result in ceroid pigment
accumulation?
a. hereditary factors
b. oxidative stress or E vitamin deficiency
c. cachexia
d. all three factors may play a role
all three factors may play a role
What are the elements of Virchow’s Triad?
Endothelial injury, abnormal blood flow, hypercoagulability
Which staining method can be used to demonstrate glycogen?
PAS (Periodic acid-Schiff)
hich term refers to the abnormal narrowing of a tubular organ?
Stenosis
In which colour do we see the calcium in tissues with Kossa’s staining?
Black
Which species has uricase?
Siberian Tiger.
Dalmatian’s
Not present in reptiles, birds or primates.
Which species has uricase?
Siberian Tiger. Not present in reptiles, birds or primates.
What kind of haemoglobin causes cherry pink discolouration of blood?
Carboxi-haemoglobin
What kind of substance accumulates during icterus?
Bilirubin
How do we call the ability of the pathogen to decrease the fitness of the host?
Virulence
