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Animal Diseases > Digestive System Diseases Vocab/Questions > Flashcards

Digestive System Diseases Vocab/Questions Flashcards

1
Q

What are the non-motile types of Salmonella?

A

S. pullorum and S. gallinarum

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2
Q

What causes pullorum disease?

A

S. pullorum

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3
Q

What are the signs of pullorum disease?

A

anorexia
weakness
diarrhea
dehydration

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4
Q

What are the lesions of pullorum disease?

A

unabsorbed yolk sac
abscess in multiple organs
necrotic tissue
enlarged spleen
septic arthritis

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5
Q

Can birds be carriers of pullorum disease?

A

YES

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6
Q

How is pullorum disease treated?

A

no treatment, only control Culling infected birds
Purchasing from NPIP farms

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7
Q

What causes fowl typhoid?

A

S. gallinarum

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8
Q

What are the signs of fowl typhoid?

A

Pale skin
dehydrated
greenish diarrhea

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9
Q

What are the lesions of fowl typhoid?

A

Enlarged/bile stained liver with areas of necrosis
enlarged kidneys & spleen
inflammation w/ necrosis of intestines

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10
Q

What are the common types of motile paratyphoid Salmonella?

A

S. typhimurium
S. enteriditis
S. heidelberg

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11
Q

What Salmonella spp. has the most significant to public health

A

Motile paratyphoid salmonella spp.

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12
Q

What methods are used to control paratyphoid?

A

Strict sanitation
Fumigation of hatching eggs
Use of competitive exclusion products (pro and prebiotics)

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13
Q

What age does paratyphoid affect?

A

Birds less than a month old with similar signs to Pullorum disease

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14
Q

Types of diarrhea

A

Osmotic
Inflammatory
Motility
Secretory
(most involve multiple mechanisms)

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15
Q

Is pork a major source of foodborne salmonellosis?

A

NO

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16
Q

What age group of pigs is commonly affected by salmonellosis?

A

all ages, more common in weaned/growing pigs

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17
Q

Which bacteria causes the intestinal form of Salmonellosis?

A

S. typhimurium

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18
Q

Which bacteria causes the septicemic form of Salmonellosis?

A

S. choleraesuis

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19
Q

Intestinal salmonellosis signs/lesions

A

Watery diarrhea
Inflammation and necrosis of large and small intestines, enlarged lymphnpnodes
Button ulcers on large intestine if it is chronic

20
Q

Septicemic salmonellosis signs/lesions

A

Red/purple skin lesions,
enlarged spleen and liver
depression, anorexia, fever,

21
Q

How is salmonellosis controlled?

A

Quarantine new pigs
all in/all out system
Vaccines available
Minimize stress

22
Q

Which bacteria causes colibacillosis?

A

E. coli

23
Q

What age group of pigs is commonly affected by colibacillosis?

A

1 day old to 2-4 weeks post weaning

24
Q

What does it mean to be eneterotoxigenic?

A

bacterial toxins produced in the small intestine that can have local or systemic effects, toxic cells in the digestive system

25
Q

What are the signs of colibacillosis?

A

watery diarrhea
vomiting
dehydration
intestines contain water fluid and gas
death

26
Q

How to control colibacollosis

A

Improving sanitation/husbandry
All in/all out farrrowing
Vaccinate sows
Treatment with antibiotics is possible

27
Q

What is dysentery?

A

Intestinal inflammation, esp. in colon, that can lead to severe diarrhea with mucus or blood in feces

28
Q

What bacteria causes swine dysentery?

A

Brachyspira hydodsenteriae

29
Q

What age does swine dysentery effect?

A

post-weaning to adults

30
Q

What are the signs of swine dysentery?

A

mucohemorrhagic diarrhea, dehydration, anorexia

31
Q

Lesion of swine dysentery

A

sever inflammation, edema, necrosis, and thickening of LARGE intestine with NO lesions in small intestine

32
Q

How to prevent/control swine dysentery

A

use quarantine of new pigs, all in/all out system
Early weaning of piglets with transfer to clean site and sanitizing facility

33
Q

What bacteria causes proliferative enteritis

A

lawsonia intracellularis

34
Q

What ages are effected by proliferative enteritis?

A

Post-weaning to adults

35
Q

Acute vs Chronic form of proliferative enteritis

A

Acute: hemorrhagic diarrhea, weakness, pallor, death

Chronic: DIarrhea and wasting/stunted growth

36
Q

What are the lesions of proliferative enteritis

A

thickening of intestinal lining with proliferation of immature mucosal cells

37
Q

How is proliferative enteritis treated?

A

Can be treated with antibiotics, vaccine is available

38
Q

What virus causes Transmissible Gastroenteritis

A

coronavirus

39
Q

Acute vs Chronic form of TGE

A

Acute: vomiting, profuse diarrhea, high mortality in piglets less than 3 weeks old
Chronic: Similar signs but less mortality

40
Q

Lesions of TGE

A

distension of small intestine with foamy fluid
Virus causes villous atrophy

41
Q

How to treat/control TGE

A

biosecurity, all in/all out, vaccination

42
Q

What age does Porcine rotavirus effect?

A

1-6 week old piglets

43
Q

What are the signs of porcine rotavirus

A

Pasty white to yellow diarrhea, occasional vomiting

44
Q

What are the lesions of porcine rotavirus?

A

inflammation of intestines with atrophy of villi

45
Q

What is the treatment/control for porcine rotavirus?

A

Good sanitation
supportive care for dehydration
Vaccination
and passive transfer for piglets

Animal Diseases (9 decks)

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