In general, vaccines prevent disease.
Clostridial immunity is excellent because
it is modified live
it is killed
of protein subunits
of toxoids
Brucellosis in cattle has been eradicated but vaccination is still persistent.
Which of the following is FALSE regarding vaccination against brucellosis in cattle?
Cattle should be vaccinated during calfhood
Cattle shipped frequently should be vaccinated
Buyers and sellers cannot require that calves be vaccinated
certification/accreditation is available for Brucellosis
The vaccine for which bacterium should be given to the cow as prevention in the neonate?
E. coli
Footrot
Leptospirosis
Pasteurellosis
Footrot is caused by which bacterium?
Fusobacterium necrophorum
Leptospira pomona
Manheimmia hemolyticum
Hosts don't make good antibodies against which bacterium?
Escherichia
Fusobacterium
Leptospira
Pasteurella
Which bacteria use leukotoxins against neutrophils in the lung?
Which strain was most recently added to the 6-way Leptospira vaccine?
Leptospira interrogans
L. serovar canicola
L. serovar grippotyphosa
L. Hardjo-bovis
L. serovar hardjo
L. serovar pomona
The mannheimia hemolytica leukotoxoid vaccine decreases severity and incidence.
Which has the most effective bacterial vaccine?
Moraxella bovis
Salmonella typhimurium
Staphylococcus aureus
Haemophilus somnus
Optional use vaccines depend upon the region and farm specific factors including the expected disease challenge.
Which of the following is NOT a critical use vaccine?
Infectious Bovine Respiratory Virus/Parainfluenza virus
Bovine Viral Diarrhea virus
Clostridial vaccines
Which of the following is NOT a choice for the Infectious Bovine Respiratory Virus (IBR)/ Parainfluenza virus (PI3)?
MLV paranteral
MLV intranasal
MLV oral
chemically altered
killed
Modified Live Vaccines are safe for use in pregnant cows.
Modified Live Vaccines are more effective and economical because they typically do not require a booster.
Bovine Viral Diarrhea Modified Live Virus vaccine has the potential to exacerbate preexisting problems.
All leptospirosis vaccines are killed products or bacterins.
What is the most common manifestation of Leptospirosis in cows?
Abortion
Anemia
Fever
Mastitis
Because they are strong initiators of immunity, Leptospirosis vaccines do not require booster doses.
Which category is a fresh sale barn calve?
Category I
Category II
Category III
Category IV
Category I calves require
vaccinations
Anthelmintics
Coccidiacontrol
No requirements
