Swine medicine Flashcards
Which of the following Salmonella enterica serovar is associated with pigs?
a. Salmonella Dublin
b.Salmonella Thypi
c. Salmonella Parathypi
d.Salmonella Choleraesuis
Salmonella Choleraesuis
Salmonella Typhi and Paratypi:human
Salmonella Gallinarum:poultry
Salmonella Abortusovis:sheep
Salmonella Dublin:cattle
Glasser Disease in pigs caused by Haemophilus parasuis, a commensal organism of the upper respiratory tract, presents the
following clinical symptoms, fibrinous polyserositis, arthritis, and meningitis with sudden short onset with high morbidity and mortality. At what age does this disease usually infect?
a. 1-4 weeks old
b.4-8 weeks old
c. 8-12 weeks old
d. 12-16 weeks old
4-8 weeks old
Aside from transmission of virus directly from infected pig, what is another primary vector for transmission of PRRS?
a. Contaminated semen
b.Ticks
c. Louse
d.Biting Flies
Contaminated semen
The primary vector for transmission of PRRS virus is the infected pig and contaminated semen.
Taenia solium and Taenia saginata are transmitted through consumption of undercooked pork and beef, respectively. Which of the following statements best describe their difference?
a. T. solium does not have a cysticerci and T. saginata has
b.Only T. solium develop and sexually matures into tapeworms in GIT
c. Only T. solium cause neurocysticercosis in humans
d.None of the above
Only T. solium cause neurocysticercosis in humans
The PRRS virus is inactivated by either ether or chloroform, however is very stable under freezing conditions and could possibly retain its infectivity for ____ at -70°C.
a. 3 months
b.4 months
c. 5 months
d.6 months
4 months
Water deprivation is usually related to which non-infectious disease of pigs?
a. Hyperthyroidism
b.Salt Poisoning
c. Porcine Stress Syndrome
d.Intestinal Torsion
Salt Poisoning
Pigs:most susceptible- lie on their sides, paddling in coma and die in 48 hours. Sheep:most resistant
This type of hernia is commonly observed in pigs
a. Pleuroperitoneal hernias
b.Hiatal hernias
c. Umbilical hernias
d.Inguinal hernias
Inguinal hernias
Porcine Stress Syndrome is more prevalent to the following breeds of pigs, except:
a. Pietrain
b. Poland China
c. Landrace
d. Duroc
Duroc
Nutritional anemia clinical signs in suckling pigs includes low hemoglobin and RBC count, pale mucous membranes, enlarged heart, skin edema in the neck and shoulder, listlessness and spastic breathing. What minerals are commonly deficient in pigs with nutritional anemia?
a. Iron and Zinc
b.Iron and Selenium
c. Iron and Copper
d.Iron and Phosphorus
Iron and Copper
What is the best course of action to newly-imported pigs that are seropositive for FMD?
a. Confirm FMD infection through PCR or other molecular testing
b.Destroy / Cull the animals
c. Isolate the animals
d.Perform re-testing after 1 month 20
Destroy / Cull the animals
In body scoring for sows, a firm pressure with the palm to feel the hip bones and backbones indicates what BCS?
a. BCS 1
b.BCS 2
c. BCS 3
d.BCS 4
BCS 3
Enzootic pneumonia in pigs is often associated with intensive pig production and characterized by slight and constant dry cough, sneezing, loss of appetite, fever, poor feed efficiency and runting. What causes enzootic pneumonia?
a. Actinobacillus pleuropneumonia
b.Mycoplasma hyopnuemoniae
c. Pasteurella multocida
d.Swine Influenza Virus Type A
Mycoplasma hyopnuemoniae
Exudative epidermitis in piglets is a generalize staphylococcal infection. Clinical signs include depression and reddening of the skin, followed by rapid spread of exudative, nonpruritic pustules. Which of the following Staphyloccocus species is the disease most commonly associated?
a. S. aureus
b. S. chromogens
c. S. hyicus
d. S. scurii
S. hyicus
During routine slaughter check, a pig presented a clear nasal cavity but with a grooving tubinates, deviation of the nasal septum; and asymmetric distortion of the surrounding bone structure. What swine disease might cause this following observations?
a. Mycoplasmosis
b.Pasteurellosis
c. Atrophic rhinitis
d.Enzootic pneumonia
Atrophic rhinitis
What is the recommended quarantine period of newly acquired gilts or boars before introduction into the herd?
a. 20 days
b.30 days
c. 40 days
d.50 days
30 days
In breeding herds, the parameter most commonly used to asses overall herd performance is:
a. Pigs weaned per sow per year
b.Pigs weaned per sow per litter
c. Number of litters per sow per year
d.Farrowing interval
Pigs weaned per sow per year
This small, gram-negative pleomorphic bacterium requires V factor (NAD) supplementation but not X factor (hemin) for growth. This bacterium grows on enriched chocolate agar or blood agar with staphylococcal nurse streak.
a. Glaesserella parasuis
b.Staphylococcus hyicus
c. Actinobacillus suis
d.Mycoplasma hyosynoviae
Glaesserella parasuis
There are seven serotypes of FMD, among the following, which do not belong?
a. A
b.B
c. C
d.O
B
Swine notifiable diseases and infections that needs to be reported to veterinary authorities in the Philippines includes the following, except:
a. Classical Swine Fever
b. PRRS
c. TGE
d. PED
Porcine Epidemic Diarrhea
A type of vaccine lacking one or more antigenic epitopes/
proteins in the prevailing field strain is called:
a. Live vaccine
b.Attenuated vaccine
c. DIVA vaccine
d.Recombinant vaccine
DIVA vaccine
DIVA – differentiating infected from vaccinated animals
A.K.A marker vaccine – induce an immune response which is different from that induced by natural infection
Marker vaccines – deletions mutants of wild-type pathogens, subunit vaccines and inactivated whole virus vaccines.
The only approved Beta-agonist drug to be used as feed additive for swine in the Philippines.
a. Clenbuterol
b. Salbutamol
c. Terbutaline
d. Ractopamine
Ractopamine
Beta-agonists have been applied in the livestock industry such as pigs and ruminants to reduce carcass fat and increase muscle mass while improving growth rate and feed conversion ratio. Potential adverse effects – increased heart rate, palpitations, vasodilation and reflex tachycardia
The following are acceptable methods of euthanasia in pigs, however this method is only acceptable under three weeks of age in the Philippines. What is this method?
a. Carbon dioxide
b.Penetrating captive bolt
c. Sharp blow to the head
d.Drowning
Sharp blow to the head
Department of Agriculture Administrative Order No. 13 Series of 2010 as amended by DA-AO no. 09 series of 2011 outlines that the only acceptable euthanasia methods for ruminants are barbiturates, carbon dioxide, penetrating captive bolts, sharp blow to the head, and drowning.
The most common intestinal nematode of pigs
a. Oesophagostomum dentatum
b.Ascaris suum
c. Strongyloides ransomi
d.Trichuris suis
Ascaris suum
You received a call from a pig farm owner consulting that young pigs from his farm is exhibiting signs of swollen vulva and mammary glands, and abdominal straining. Furthermore, older animals showed abnormal estrous cycles, anestrus and infertility. What could possibly explain these symptoms?
a. Aflatoxin
b. Ochratoxin A
c. Zearalenone
d. Deoxynivalenol
Zearalenone
Rhomboid urticarial can be used to diagnose erysipelas when presented by pigs, however, this same lesion can be seen in the following diseases, except:
a. Classical Swine Fever
b.Actinobacillus suis septicemia
c. Porcine dermatitis and nephropathy syndrome
d. Pityriasis rosea
Pityriasis rosea
Pityriasis rosea or pustular psoriaform dermatitis is sporadic disease of unknown
etiology of pigs. 8-14 weeks of age, but may affect as young as 2 weeks old. Secondary bacterial infections is common (e.g. greasy pig disease)
The following statements are true about Stephanurus dentatus, except:
a. Eggs may be recovered in the urine
b.Definitive diagnosis is via postmortem examination
c. May cause kidney and lung damage
d.Fecalysis could provide diagnosis
Fecalysis could provide diagnosis
Supplementation of this vitamin to the sow may help prevent iron toxicosis in piglets
a. Vit. A
b. Vit. D
c. Vit. E
d. Vit. K
Vit. E
Most diseases can be prevented and controlled by which of the following?
a. Medications
b. Biosecurity
c. Environmental Housing
d. Vaccinations
Biosecurity
Cracked-hooves and cracking or bleeding of the footpads of
boars are often associated with what deficiency.
a. Choline
b. Pantothenic Acid
c. Niacin
d. Biotin
Biotin
The following circumstances may lead to vices such as tail biting and ear biting, except:
a. Overcrowding
b.Too much light
c. Inadequate ventilation
d.None of the above
None of the above
The year Philippines received OIE recognition as FMD-free status without vaccination.
a. 2012
b. 2013
c. 2014
d. 2015
2015
To prevent anemia in piglets, an iron shot is given:
a. In the neck muscle
b. Under the skin
c. In the abdominal cavity
d. In the vein
In the neck muscle
Mulberry heart disease and hepatosis dietetica are non-
infectious diseases associated with?
a. Vit. E and Selenium
b. Vit. K and Selenium
c. Vit. E and Calcium
d. Vit. K and Calcium
Vit. E and Selenium
This swine disease is best describe as circumferential mucosal necrosis in chronic cases caused the intestine to be rigid, resembling a garden hose.
a. Ileitis
b.Colibacilosis
c. Swine Dysentery
d.Salmonellosis
Ileitis
“Goose-stepping” gait, ataxia, and non-infectious bloody diarrhea are observed in growing pigs and sows maintained in diets deficient in:
a. Riboflavin
b. Pantothenic acid
c. Niacin
d. Biotin
Pantothenic acid
The major source of Salmonella typhimurium infecting pigs is?
a. Other pigs
b. Meat and Bone Meal
c. Fish Meal
d. Garbage Feeding
Other pigs
Sources of infection in salmonellosis are primarily asymptomatic carrier pigs. However, rodents and contaminated feed and premises may also be sources.
Clipping of the “needle” or milk teeth shall be done within 2 days from birth of pigs. The length of clipping should not be more than
what length of the tooth?
a. 1⁄2
b. 1/3
c. 1⁄4
d.2/3
1/3
According to the DA AO 41 series of 2000 CODE OF PRACTICE AND MINIMUM
STANDARDS FOR THE WELFARE OF PIGS, Clipping of “needle teeth” or milk teeth shall be done within 2 days from birth.
Sows deficient with __ usually presents reduced litter size and may give birth to spraddle-legged or splay leg pigs.
a. Pantothenic acid
b. Choline
c. Niacin
d. Biotin
Choline
Castration of pigs shall not be done in any pigs over the age of ___ days.
a. 14 days
b. 10 days
c. 21 days
d.7 days
14 days
According to the DA AO 41 series of 2000 CODE OF PRACTICE AND MINIMUM
STANDARDS FOR THE WELFARE OF PIGS, No person shall castrate any pig over 14 days old, unless the castration is performed by a veterinarian, who must use local or general
anesthesia.
___ is the proper restraining tool for adult swine.
a. Snare
b. Muzzles
c. Nets
d. Tongs
Snare
Parakeratosis is a nutritional deficiency of pigs 6-to-16 week old pigs characterized by lesion of the superficial layers of the epidermis. What mineral is deficient to pigs suffering from parakeratosis?
a. Calcium
b. Selenium
c. Zinc
d. Copper
Zinc
Milk spots in liver is caused by larval migration of nematode?
a. Strongyloides ransomi
b.Oesophagostomum dentatum
c. Ascaris suum
d.Trichuris suis
Ascaris suum
Mottled myocardial lesions sometimes called or referred to as “tiger-heart” lesions are useful in diagnosing
a. FMD
b. CSF
c. ASF
d. TGE
FMD
The following viruses are members of the Family Coronaviridae that are associated with enteric diseases in pigs, except”
a. Transmissible Gastroenteritis virus
b. Porcine epidemic diarrhea virus
c. Rotaviral Enteritis
d. Porcine Deltacoronavirus
Rotaviral Enteritis
Mutations in the _____ in pigs could results in massive release of calcium into the cytoplasm of the myofibrils and cause Malignant Hyperthermia or Porcine Stress Syndrome.
a. Ryanodine receptors
b.Estrogen Receptor 1
c. BCL-2-associated X proteins
d.Swine Leukocyte Antigen90
Ryanodine receptors
Swine usually are ____ host for Leptospira spp.
a. Reservoir
b. Maintenance
c. Paratenic
d. Dead-end
Maintenance
Piglets acquire passive immunity through:
a. Placenta before birth
b.Vaccination with an inactivated vaccine
c. Absorption of maternal antibodies in colostrum as neonates
d. Vaccination with live vaccine
Absorption of maternal antibodies in colostrum as neonates
_____ monotherapy remains the first-line antibiotics for treatment of erysipelas
a. Doxycycline
b. Sulfamethoxazole
c. Penicillin
d. Gentamicin
Penicillin
E. rhusiopathiae is sensitive to penicillin. Ideally – infected pigs 12-hour interval for a
minimum of 3 days. Ampicillin and Cetfiofur can also be used in acute cases. In large herds, tetracyclines in feeds or water. Fever – NSAIDs (Flunixin) (Aspirin)
A vaccine that utilizes microorganisms that are isolated from infected pigs in a farm to provide immunity to the pigs in the same farm.
a. Attenuated vaccine
b. Autogenous vaccine
c. DNA vaccine
d. Recombinant vaccine
Autogenous vaccine
Which of the following swine diseases is not zoonotic?
a. Streptococcus suis type II infection
b. Pseudorabies
c. Erysipelas
d. Salmonellosis
Pseudorabies
