2018 Mock Exam- Camp ACLAM Flashcards
(107 cards)
An investigator is interested in studying animals with blood chimerism for the purpose of elucidating cellular or humoral circulating factors that contribute to ageing phenotypes. Which surgical procedure is appropriate for accomplishing this goal?
a) parabiosis
b) renal subcapsular xenograft
c) splenectomy
d) bone marrow transplantation
Parabiosis
Which of the following strains of mice is commonly used for experiments involving humanization (engraftment of human bone marrow, liver, and/or other cells)?
a) Crl:NU(NCr)-Foxn1nu
b) NOD.Cg-Prkd scid il2rg tmWjl/SzJ
c) B6SJL-Tg(SOD1*G93A)1Gur/J
d) AKR.B6.Hgb
b)NOD.Cg-Prkdc scid il2rg tmWjl /SzJ
What differentiates Watanabe heritable hyperlipidemic (WHHL) from St. Thomas Hospital mixed hyperlipidemic (SMHL) rabbit models?
a) SMHL rabbits are hypertriglyceridemic, whereas WHHL rabbits maintain normal to low triglyceride levels
b) WHHL rabbits are hypertriglyceridemic whereas SMHL rabbits maintain normal to low triglyceride levels
c) WHHL rabbits have marked deficiency in low-density lipoprotein receptors (LDLR), whereas SMHL rabbits maintain hyperlipidemia with normal LDLR function
d) SMHL rabbits have marked deficiency in low- density lipoprotein (LDLR), whereas WHHL rabbits maintain hyperlipidemia with normal LDLR function
c) WHHL rabbits have marked deficiency in low-density lipoprotein receptors (LDLR), whereas SMHL rabbits maintain hyperlipidemia with normal LDLR function.
Which of the following is FALSE when describing chlorine dioxide disinfectant?
a) After mixing chlorine dioxide gas into solution, it has a long shelf-life lasting for several months before degrading.
b) Compared to sodium hypochlorite, chlorine dioxide is effective over a broader pH spectrum.
c) Higher humidity enhances the antimicrobial effectiveness of chlorine dioxide
d) The antimicrobial efficacy of chlorine dioxide increases as the temperature increases
a) After mixing chlorine dioxide gas into solution, it has a long shelf-life lasting for several months before degrading.
Which of the following describes infection with murine fur mites?
a) Fur mites are easily transmitted by fomites and to dirty bedding sentinels
b) Myobia musculi eggs are laid on the middle of the hair shaft and hatch in 5-6 days
c) Mycoptes musculinum and Radfordia affinis are difficult to distinguish using light microscopy
d) Chronic acariasis may induce elevated serum IgE and lead to secondary amyloidosis
d) Chronic acariasis may induce elevated serum IgE and lead to secondary amyloidosis
Which of the following species is used as a model for decompression sickness, also known as “the Bends”?
a) Neotoma spp. (Pack Rat)
b) Dipodomys spp. (Kangaroo rat)
c) Peromyscus spp. (Deer mice)
d) Oryzomys spp. (Rice rat)
b. Dipodomys spp. (Kangaroo rat)
Which of the following mouse strains have a high incidence of thymic lymphoma?
a) AKR and Balb/c
b) 129 and AKR
c) C58 and Balb/c
d) 129 and scid
b) 129 and AKR
Which of the following anesthetic agents has the narrowest safety margin in adult zebrafish?
a) Tricaine methanesulfanate
b) Lidocaine hydrochloride
c) Gradual cooling
d) Metomidate hydrochloride
b) Lidocaine hydrochloride
Which of the following pathogens of Danio rerio is phylogenetically similar, or analogous, to the etiologic agent that causes encephalitozoonosis in Oryctolagus cuniculus?
a) Psuedoloma neurophilia
b) Pseudocapillaria tomentosa
c) Mycobacteria marinum
d) Piscinoodinium pillulare
a) Pseudoloma neurophilia
Your are the attending veterinarian of a facility containing a closed colony of rheses macaques and squirrel monkeys. Researchers at your institution have received a large research grant using marmosets. Despite being housed in separate holding rooms, what concern do you have regarding the incorporation of this new species into your primate facility?
a) Marmosets are extremely susceptible and become acutely ill caused by Macacine herpesvirus 1 contracted via fomite transmission
b) Marmosets asymptomatically carry Callitrichinae herpesvirus 3, which can cause acute and lethal disease in macaques if there is an inadvertent exposure
c) Squirrel monkeys asymptomatically carry Saimiriine herpesvirus 1, which can cause acute and lethal disease in marmosets if there is an inadvertent exposure
d) Macaques asymptomatically carry Cercopithecine herpesvirus 9, which can cause acute and lethal disease in marmosets if there is an inadvertent exposure
c) Squirrel monkeys asymptomatically carry Saimiriine herpesvirus 1, which can cause acute and lethal disease in marmosets if there is an inadvertent exposure.
Which of the following disinfectants or class of disinfectants is NOT considered a denaturant?
a) Alcohol
b) Benzalkonium chloride
c) Chlorine dioxide
d) Phenolics
c) chlorine dioxide
When considering setting per diem rates, which of the following is considered an INDIRECT expense?
a) Depreciation of equipment
b) Labor wages
c) Labor benefits
d) Animal food and bedding
a) Depreciation of equipment
Which of the following is TRUE regarding the use of acidified water sources of research rodents?
a) water a pH of 4.5 kills Pseudomonas aeruginosa
b) water consumption in mice is not affected until a pH of water is below 1.5
c) chlorine, hydrochloric acid, tetracycline, and sulfuric acid have been used to reduce bacterial burden in source water
d) pipes or components made of brass, copper, or stainless steel without molybdenum are all resistant to the corrosive nature of acidified water
c) chlorine, hydrochloric acid, tetracycline, and sulfuric acid have been used to reduce bacterial burden in source water
Which of the following is FALSE regarding C-type fibers that make up nociceptive neurons?
a) the majority of peripheral nociceptive fibers are comprised of c-type fibers
b) c-type fibers are thinly myelinated and transmit noxious and innocuous stimuli from visceral organs
c) repetitive c fiber stimulation can cause “windup” or increased central sensitization
d) c-type fibers have slow conduction velocities of 0,5-2.0 m/s.
b) c-type fibers are thinly myelinated and transmit noxious and innocuous stimuli from visceral organs
Which of the following is TRUE regarding Murine Astrovirus infection in mice?
a) only immunocompromised mice are susceptible to murine astrovirus infection
b) murine astrovirus causes no clinical disease: however, the effects on innate and adaptive immune responses warrant further evaluation
c) RT-PCR has been shown to be successful in detecting murine astrovirus in fecal samples, but not in exhaust air samples
d) murine astrovirus is not effectively transmitted to sentinels through soiled bedding
b) murine astrovirus causes no clinical disease: however, the effects on innate and adaptive immune responses warrant further evaluation
The syrian hamster serves as important model of both dilatative and hypertrophic cardiomyopathy. Which of the following is NOT a cardiomyopathic syrian hamster line?
a) UMX-7.1
b) BIO TO-2
c) BIO 53.58
d) BIO 2.4
d) BIO 2.4
Which of the following have the highest incidence of chronic progressive nephrosis?
a) male F-344 rats
b) female Sprague-Dawley rats
c) male Wistar rats
d) female Long-Evan rats
a) male F-344 rats
Which of the following is NOT a common clinical presentation associated with Shigella sp. infection in macaques?
a) No clinical signs (asymptomatic carrier)
b) bloody diarrhea
c) gingivitis or periodontal disease
d) jaundice
d) jaundice
All of the following are live feeds commonly fed to zebrafish except?
a) rotifers
b) artemia
c) paramecium
d) piscinoodinium
d) piscinoodinium
Your newest veterinary technician has been in your facility performing vet tech duties for 6 months and is interested in obtaining their LAT certification. They have an associate’s degree in veterinary technology and have 3 years of experience in small animal practice prior to coming to your facility. In how long will they be eligible to take the LAT?
a) they are already eligible
b) 12 months
c) 6 months
d) 18 months
b) 12 months
Which of the following species should NOT be picked up by the tail, as they will often spin resulting in degloving injuries of the tail?
a) Peromyscus leucopus
b) Rattus norvegicus
c) Sigmodon hispidus
d) Cynomys ludovidianus
c) Sigmodon hispidus
Which of the following is an inbred guinea pig strain?
a) Strain 2
b) IAF Hairless
c) Strain 15
d) Albino Hartley
a) Strain 2
Which of the following is the most significant viral agent of acquired immunodeficiency in captive macaques?
a) Simian immunodeficiency virus of macaques
b) Simian retrovirus
c) Simian T-cell leukemia virus
d) Simian hemorrhagic fever virus
b) Simian retrovirus
Which of the following species is highly sensitive to xylazine, such that it requires one-tenth of less of that typically administered to other mammalian species?
a) ruminants
b) dogs
c) horses
d) rabbits
a) ruminants