Eye, Ear, Respiratory

Question 1

Moraxella bovis causes

Answer 1

Infectious bovine keratoconjunctivitis (vector-flies)

Question 2

Mycoplasma conjunctivae, Chlamydia pecorum causes

Answer 2

Infectious ovine keratoconjunctivitis

Question 3

Mycoplasma bovis, Histophilus somni causes

Answer 3

otitis in calves

Question 4

Otitis Externa

Answer 4

Staph, Strep, Pseudomonas aeruginosa, excherichia coli, proteus mirabilis, malassezia pachydermatis

Question 5

Secondary causes to Otitis Externa

Answer 5

Bacteria and fungus

Question 6

How do you treat Otitis Externa

Answer 6

Treat Pseudomonas aeruginosa first, it will cover everything else because it is very resistant

Question 7

What causes conjunctivitis in cats?

Answer 7

Chlamydia felis (feline pneumonitis) and Mycoplasma felis (mycoplasma conjunctivitis)

Question 8

Eye- systemic bacterial infections

Answer 8

rickettsia, anaplasma, ehrlichia, brucellosis, leptospirosis

Question 9

Eye- systemic mycoses

Answer 9

blastomycosis, cryptococcosis, histoplasmosis, coccidioidomycosis, protothecosis

Question 10

Aspergillus sp causes

Answer 10

Mycotic keratitis in horses

Question 11

Leptospira causes

Answer 11

Equine recurrent uveitis- periodic ophthalmia, moon blindness

Question 12

Guttural pouch mycosis is a complication of what

Answer 12

Streptococcus equi subsp equi (strangles)

Question 13

T/F resident and transient microflora are common in upper respiratory tract

Answer 13

True

Question 14

Tracheitis is rare, what causes it

Answer 14

Infectious Bovine Rhinotracheitis

Question 15

Which is better for diagnosis: culture of nasal discharge or culture of tracheal/broncheoalveolar lavage?

Answer 15

Tracheal or broncheoalveolar lavage culture

Question 16

Rhinosporidium seeberi causes

Answer 16

Nasal polyp/tumor like growth in animals and humans

Question 17

Fungal infections with primary lung involvement

Answer 17

blastomyces dermatitidis
histoplasma capsulatum
coccidioides immitis
(pyogranulomatous lesions)

Question 18

Which fungus appears with broad based budding?

Answer 18

Blastomyces

Question 19

Which fungus appears with a large capsule around the buds?

Answer 19

Cryptococcus

Question 20

What serology do you use for cryptococcus neoformans?

Answer 20

Latex agglutination test

Question 21

What serology is good as general screening of invasive fungal diseases?

Answer 21

Beta-D glucan assay

Question 22

T/F test results are often negative early in the course of fungal infections

Answer 22

True

Question 23

T/F Fungal serology is useful in monitoring response to therapy or disease recurrence

Answer 23

False (except the crypto test)

Question 24

Pigeon droppings are significant for…

Answer 24

Histoplasma,
Cryptococcus,
Salmonella

Question 25

Fusobacterium necrophorum

Answer 25

Calf diphtheria- necrotic layngitis, feed-lot cattle, Gram -, anaerobic, untreated die

Question 26

Histophilus somni in cattle

Answer 26

laryngitis

Question 27

What type of disease is most economically important in cattle?

Answer 27

Respiratory Disease

Question 28

Bovine respiratory disease (BRD) complex

Answer 28

Multifactorial, complex interactions b/n environ, host, & pathogens
Mannheimia hemolytica
Pasteurella multocida
Histophilus somni
Mycoplasma bovis
Arcanobacterium pyogenes

Question 29

Bacteria contributing to Shipping Fever

Answer 29

Mannheimia hemolytica
Pasteurella multocida
Histophilus somni

Question 30

Mannheimia haemolytica

Answer 30

Ruminant specific leukotoxin which destroys neutrophils and becomes susceptible to other infections

Question 31

Enzootic pneumonia in calves

Answer 31

housed dairy calves, morbidity up to 100%, partial or complete failure of passive transfer of maternal antibodies
Resp viruses, pastuerella multocida, mannheimia haemolytica, mycoplasma bovis

Question 32

What do the lungs look like in Contagious Bovine pleuropneumonia

Answer 32

marbled appearance due to edematous interlobular septa

Question 33

Hemorrhagic septicemia in cattle caused by

Answer 33

pastuerella multocida serotypes b1 and e2

Question 34

Key to prevention of respiratory diseases

Answer 34

management

Question 35

Signs of atrophic rhinitis in swine

Answer 35

turbinate lesions, shortening of upper jaw (brachygnathia), deviation of septum

Question 36

toxins involved in atrophic rhinitis in swine

Answer 36

pasteurella PMT toxin- osteoclasts

bordetella bronchiseptica DNT toxin- osteoblasts

Question 37

Haemophilus parasuis clinical signs

Answer 37

Polyserositis, polysynovitis, meningitis

Question 38

Where is Haemophilus parasuis found in the host?

Answer 38

Commensal in nasal cavity, tonsil, trachea, and lungs of pigs

Question 39

Haemophilus parasius disease name

Answer 39

Glasser’s Disease

Question 40

Haemophilus parasuis pathogenesis

Answer 40

Mucosal colonization, barrier breach, enter blood stream, replicate at serosal sites, fibrinopurulent inflam., systemic infection, DIC, microthrombi in lung, liver, kidney

Question 41

Actinobacillus pleuropneumoniae causes

Answer 41

Porcine pleuropneumonia- hemorrhagic and necrotizing pleuropneumonia

Question 42

Rhodococcus equi causes

Answer 42

Foal pneumonia
(intracellular coccobacilli)

Question 43

Foal pneumonia signs

Answer 43

1-4 months old foals (most serious pneumonia for foals)

Nodular lung lesions and mediastinal lymphadenopathy

Question 44

Rhodococcus equi diagnosis

Answer 44

culture of tracheal wash, cytology of transtracheal wash

Question 45

Is penicillin effective against Rhodococcus equi?

Answer 45

No- it is intracelullar