exam 2 bovine infertility n abortion

Question 1

what does early embryonic death mean

Answer 1

fetal death less than 8weeks.

Question 2

when does abortion happen?

Answer 2

around 8weeks and right before parturition

Question 3

what does abortion mean

Answer 3

afer parturition

Question 4

when shoudl you intervene with your herd?

Answer 4

>5%

Question 5

where is listeria primary found at

Answer 5

in rotting hay and stored silage

Question 6

where is a main place this bacteria likes to go in the body

Answer 6

fetal placenta tissues

Question 7

what term of abortion does listeria cause

Answer 7

later term abortion

Question 8

***what is a unique sign for listeria***

Answer 8

**sick infected cow before during and after abortion**

Question 9

does the cow ususally recover from listeria or does death occur

Answer 9

cow recovers

Question 10

the host adapted for lepto usually has what ending to it

Answer 10

hardjo

Question 11

is it the host adapted or non host adapted strain that cause abortion storms

Answer 11

the non host adapted one

Question 12

T/F hardjo bovis doesnt allow fertility. cow has no abnormalities but cant get pregos

Answer 12

true!

Question 13

does lepto presisit in the liver or renal tubules

Answer 13

renal tubules

Question 14

is the non host adapted assoicated with ruminants or wild life

Answer 14

wild life

Question 15

is lepto difficult or easy to dx

Answer 15

difficult

Question 16

what is a way to dx lepto

Answer 16

fluorscence abx in maternal urine

Question 17

brucella is zoontic what does it give humans

Answer 17

undulgent fever

Question 18

what is a way cows can get brucella from an aborted fetus

Answer 18

by licking it

Question 19

do abortions happen with brucella

Answer 19

yup!

Question 20

how does a bull transmit brucella

Answer 20

thru semen even frozen semen

Question 21

what is pathonomonic sign of brucella

Answer 21

dry, thickened and cracked moraccan leather

Question 22

is brucella reportable in the US?

Answer 22

for sure!

Question 23

who do we vxn for brucella

Answer 23

heifers

Question 24

what vxn do we use for brucella

Answer 24

RB51

Question 25

what is the camplyobacteria strain we need to know

Answer 25

campylobacter foetus veneralis

Question 26

what pathogenesis does camplyobacteria cause!

Answer 26

EED

Question 27

what is a cs we can with campylobacter

Answer 27

primary is delayed return to estrus

Question 28

what dx test do we use for campylobacteria

Answer 28

clarks media and you do preputal scrapings. lives in crypst of prepuce

Question 29

where does trit live

Answer 29

crypts of prepuce

Question 30

what happens to the 21 day bar graph with trit?

Answer 30

the first cycle only 20% breed then it 2nd cycle a huge drop and then more cows are breed again towards the end

Question 31

how many weeks of testing do u gotta do for trit?

Answer 31

5weeks so lots of work from farmer

Question 32

neospora caninum is a protozoa found in the cow or calf or bull

Answer 32

in the calf