Conception and Embryonic Resorption Quiz

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Which species has the highest rate of pregnancy loss due to embryonic mortality?

Pigs

Horses

Cattle (correct)

Sheep

What is the most common cause of conception failure in dogs?

Mis-timing of mating (correct)

Inappropriate mating

Metabolic or physical stress

Ovarian pathologies

Which species is associated with high fertility but still experiences significant pregnancy loss?

Dogs

Pigs

Horses (correct)

Sheep

What is the main cause of embryonic death in cattle?

Chromosomal abnormalities Signup and view all the answers

Which species is associated with multiple conceptions, resulting in loss of embryos but not the pregnancy?

Sheep Signup and view all the answers

What is the most common cause of embryonic death in pigs?

Physical uterine capacity Signup and view all the answers

Which species is most likely to experience conception failure due to inappropriate mating?

Cats Signup and view all the answers

Which species is associated with pseudopregnancy in non-pregnant females?

Dogs Signup and view all the answers

What is a common reason for failure to establish pregnancy in pigs?

Feed restriction Signup and view all the answers

Which of the following factors can contribute to early pregnancy failure in mares?

Haemorrhagic anovulatory follicles Signup and view all the answers

What can be a potential effect of high NEFA levels in cattle?

Toxicity to oocyte Signup and view all the answers

Which infectious cause can lead to reduced uterine function and embryonic development in cattle?

Subclinical endometritis Signup and view all the answers

What is a potential reason for lower pregnancy rates in mares breeding as early as 7-10 days post-partum?

Unclear if fertilization failure or embryonic death Signup and view all the answers

What are the potential causes of conception failure in cattle?

Mis-timing of mating, ovulation failure, male infertility Signup and view all the answers

What are the potential causes of embryonic death in cattle?

Fertilisation occurs, chromosomal abnormalities, losses in oviduct, aberrant embryonic development, failure to be recognized by mother Signup and view all the answers

What are the potential causes of early pregnancy loss in sheep?

Over-use of ram, particular breeding strategies, multiple conceptions Signup and view all the answers

What are the potential causes of pregnancy loss in pigs?

Ovarian pathologies after weaning, physical uterine capacity limitations Signup and view all the answers

What are the potential causes of pregnancy loss in horses?

Lack of embryonic mobility, insufficient secretion of MRP Signup and view all the answers

What are the potential causes of conception failure in dogs?

Mis-timing of mating Signup and view all the answers

What are the potential causes of conception failure in cats?

Inappropriate mating Signup and view all the answers

What is a significant cause of subfertility in cattle?

Embryonic mortality Signup and view all the answers

What is a common management strategy for sheep to reduce pregnancy loss?

Over-use of ram, particular breeding strategies Signup and view all the answers

What is a potential effect of high yield/NEB in cattle?

Increased risk of conception failure Signup and view all the answers

What are some potential causes of early pregnancy failure in cattle?

Nutrition, impaired embryonic development, heat stress, infectious causes, damage of the endometrium Signup and view all the answers

What are some potential causes of embryonic death in sheep?

Multiple conception, certain infectious diseases, nutrition, grazing of red clover Signup and view all the answers

What are some potential causes of failure to establish pregnancy in pigs?

Seasonal effects, ovulation failure, cystic ovarian disease, infectious causes, genetics, nutrition Signup and view all the answers

What are some potential causes of early pregnancy failure in mares?

Age of the horse, haemorrhagic anovulatory follicles, uterine tube or uterine pathology, specific infectious diseases Signup and view all the answers

What are some potential causes of embryonic death in mares?

Foal heat, maternal stress Signup and view all the answers

How does nutrition play a role in early pregnancy failure in cattle?

Negative energy balance, high NEFA levels, mineral and micronutrient deficiencies Signup and view all the answers

How does nutrition play a role in embryonic death in sheep?

Flushing to optimize number of ovulations, grazing of red clover Signup and view all the answers

How does nutrition play a role in failure to establish pregnancy in pigs?