New 2023 Flashcards
What is FRAS4 system used for?
A. Measurement of the parameters of Oxidative stress (dROM, PAT, OSI) from blood
B. Measurement and differentiation the partical matter (dust) fractions from the air (pm 2,5 and pm 10)
C. Measurement of bioaerosols form stable air
D. Measurement of water activity (aw) of feeds
A.
Responsible for mulbery heart disease in pigs?
A. long term heat stress
B. Oxidative stress
C. Long term social stress
D. Aflatoxin
B
Cause odeama and inflammation of gastric and inestinal mucosa?
A. histamine
B. putescin
C. cadaverine
D. tiramine
C.
What is the main function of the non enzimatic antioxidants (e.g. tocopherols, flavonouds etc.)?
A. Direct bound of th ereactive oxigen species
B. Catalisis of the dizmutation of the active Oxigen to peroxides
C. takes hidrogen ion from peroxides
D. In presence of riboflavine (vit. B2) catalise the transformation of peroxides to water
A. (?)
Maximum storage time allowed for drinking water samples for bacteriological lab. examination stored in 0-4 C until analysis
A. 1h
B. 12 h
C. 24 h
D. 48 h
C.
Such kind of disease of poultry that cannot spread horizontally from bird to bird
A. Aspergillus infection
B. Newcastle disease
C. coccidiosis
D. Clostridium perfirngens infection
A.
The level in feeds is elevated in feeds in a fresh (early stage) rancidation (oxidation) process
A. acid count
B. aldehide count
C. peroxid count
D. OSI
C.
What is the water activity of feeds (aw)?
A. Absolute water content of the feeds
B. The water-binding capacity of feeds
C. The relative water content of feeds
D. The usability of the feeds in slop feeding
B. (?)
Most sensitive to disinfectants are..
A. G + bacteria
B. enveloped virsues
C. G- bacteria
D. molds
B
Choose the FALSE statement from the following
A. If only indicator bacteria(s) can be detected at the end of the hygiene protocol (c&D program), it means that the cleaning and disinfection programme in the sampled enviroment was adequate
B. The ATP is a qualitative test method for assessing the effectivness of cleaning and disinfection
C. When planning the hygiene status monitioring, it is not necessary to take into account the sampled area (no matter where the sampling is done), nor is the material of the surface to be sampled relevant.
D. All statements are False
D.
Unifactorial disease
A. ketosis in dairy cows
B. chronic copper poisoning
C. mastitis
D. retained fecal membranes
B.
What is an Andersen impact for?
A. To measure gas contamination in the air
B. To measure the CO2 concentration of air
C. To measure the concetration of air-settling dust
D. For qualitative determination of the bioaerosol content of the air
D.
Permissible acid count in feed mixtures
A. 50
B. 25
C. 5
D. 8
A.
Select the list where all of poultry disease has a vertical mode of spread.
A. E. coli indection, Marek diseasem avian encephalomyelitis, fowl pox
B. Salmonella infection, Mycoplasma spp. (synoviae, galklisepticum) infection, avian encephalomyelitis
C. Pasteurella infection, Marek disease, ND virus, Clostridium perfringens
D. Marek disease, ND virus, E.coli, Fowl pox
B.
What do not fight off an infection due to its low pH?
A. skin
B. mammary gland
C. stomach
D. genital organs
B.
