Bovine: Infectious and Non-infectious fertility Flashcards
_______ is severe inflammation of all layers of the uterus occuring within ____ days post-calving.
Metritis
21
Endometritis is inflammation of the endometrium extending no deeper than the ______ ________.
Stratum spongiosum.
When does endometritis occur?
At least 21 days after calving
T/F: Pyometra in concenring in cows because of the risk of systemic spread of the infection.
False
What condition which usually occurs within 10 days after parturition is accompanied by fever, reduced milk yield, tachycardia, dehydration, and an overall sick cow?
Puerperal metritis
T/F: Intrauterine antibiotics are the most effective treatment of metritis.
False, ALWAYS give systemic antibiotics
Which antibiotics are commonly used for metritis?
Ceftiofur
Penicillin
Oxytetracycline
What is the most common cause of endometritis?
Retained fetal membranes
What is the most likely etiology of pyometra discovered after natural breeding?
Tritrichomoniasis
T/F: Treatment of endometritis should always involve an intrauterine flush
False
Which POC test can be successfully used to detect freemartinism in 80% of affected animals?
Vaginal probing
What do lab tests for freemartism look for?
Y chromosome
PCR, Karyotyping
What hormone aids in urterine involution?
a. Progesterone
b. Oxytocin
c. Testosterone
d. GnRH
b. Oxytocin
How long is normal postpartum anestrus?
3-5 weeks
What is usually the cause of post-service anestrus?
Poor nutrition
What persists for a minimum of 10 days and interferes with normal ovarian cyclicity?
Ovarian follicular cyst(s)
What substances do ovarian follicular cysts produce?
Estradiol
Inhibin A
Measurement of a cystic ovarian follicle are >___
a. 10mm
b. 15mm
c. 20mm
d. 25mm
d. 25mm
T/F: Manual rupture is the recommended treatment of ovarian follicular cysts.
False
Fetal death less than _______ is considered early embryonic death,
a, 106 days
b. 56 days
c. 126 days
b. 56 days
8 weeks
What is the intervention level of a herd affected by infectious infertility or aboriton?
>5%
T/F: Tissues submitted for diagnostics when infectious abortions are suspected should be split and fixed in formalin.
False, should eb split and submitted frozen and chilled
Which cause of infectious infertility is associated with rotting hay and improperly stored silage?
Listeria monocytogenes
Which cause of infectious infertility causes neurological clinical signs and abortion in the last trimester?
Listeria monocytogenes