cattle - infectious disease

Question 1

calf pneumonia pathogens

Answer 1

viral - IBR, BVD, PI3, BRSV, herpes virus
bacterial - manheimia hemolytica, pasteurella multocida, mycoplasam bovis, histophilus somni
lungworm

Question 2

calf scours pathogens

Answer 2

e coli
salmonella
cryptosporidium
coronavirus
roatvirus

Question 3

infectious mastitis pathogens

Answer 3

e coli
staph aureus
strep

Question 4

infectious mastitis signs

Answer 4

heat, redness, pain, blind teat, discharge, decreased production, lameness, recumbency, gross milk

Question 5

infectious mastitis testing

Answer 5

CMT, somatic cell count, milk visual examination, bulk milk tank, culture

Question 6

infectious mastitis prevention

Answer 6

biosecurity, decreased stress, parlour and bedding hygiene

Question 7

infectious mastitis treatment

Answer 7

bx, nsaids, isolation, rest, culling

Question 8

foot rot signs

Answer 8

 Swelling, red lesions between toes, separation of horn, gray pasty scum between toes

Question 9

foot rot pathogens

Answer 9

 Fusobacterium necrophorum, dichelobacter nodosus

Question 10

foot rot causes

Answer 10

 Bacteria in through lesions, wet muddy surface

Question 11

foot rot treatment

Answer 11

 Abx, nsaids, paring hoof to allow pus drainage

Question 12

digital dermatitis pathogen

Answer 12

 Treponema

Question 13

digital dermatitis causes

Answer 13

 Wet and abrasive surfaces
 Dirty foot trimming equipment
 Heel bulb ulcers

Question 14

digital dermatitis treatment

Answer 14

 Oxytet spray, foot bathing

Question 15

infectious causes abortion and still birth

Answer 15

o BVD
o Neospora
o Lepto
o Brucella
o Bovine herpes virus
o Campylobacter
o Chlamydia

Question 16

testing - infectious abortion/still birth

Answer 16

test abortion materials - culture, PCR, ELISA