30 Questions
What is the primary factor responsible for the varying toxicity levels among different sweet clover varieties?
Amount of coumarol present
Which of the following is a potential consequence of consuming sweet clover with high coumarol content?
Dicoumarol poisoning
What is the underlying mechanism of sweet clover toxicity?
Inhibition of vitamin K-dependent clotting factors
Which of the following is a common source of sweet clover toxicity?
Moldy sweet clover hay
What is the primary consequence of dicoumarol poisoning in animals?
Hemorrhaging
What can be a common observation in newborn calves shortly after birth?
Extensive swelling of the head and neck
What is a possible cause of weakness in newborn calves?
Internal or external hemorrhages
What can occur to newborn calves within a few hours of birth?
Internal or external hemorrhages
What is a potential consequence of internal or external hemorrhages in newborn calves?
Weakness
At what stage do newborn calves typically exhibit symptoms of internal or external hemorrhages?
Within a few hours of birth
When do plants absorb large amounts of substances?
When the drought ends
What makes green chop fed indoors more dangerous than grazing material?
The more rapid intake of the substance
Why is grazing material considered safer than green chop fed indoors?
Because the intake is slower and more gradual
What is the main difference between green chop fed indoors and grazing material?
The rate of intake of the substance
What happens to plants when the drought ends?
They begin to absorb large amounts of substances
What effect can large extravasations of blood into tissues have on internal organs?
Exert pressure
What is the primary consequence of large extravasations of blood into tissues?
Signs of disease
What is the result of blood accumulating in tissues?
Pressure on internal organs
Why can large extravasations of blood into tissues be a sign of disease?
Because of the pressure on internal organs
What can be a consequence of large extravasations of blood into tissues?
Signs of disease
What is a potential diagnostic test for horses suspected of having sweet clover toxicity?
PT time
What type of sample is recommended for submission for analysis of dicoumarol content?
Representative samples of suspected feed
What is the purpose of analyzing feed samples for dicoumarol content?
To identify the source of toxicity
Why is it important to submit representative samples of suspected feed?
To ensure accurate analysis of dicoumarol content
What is the significance of dicoumarol content in feed?
It is a toxin that can cause bleeding disorders
What are the characteristic symptoms of lesions on tissues?
Pallor of tissues and extensive hemorrhages
What is the effect of extensive hemorrhages throughout the body?
Systemic damage to internal organs
What is a possible consequence of pallor of tissues?
Damage to internal organs
What is the relationship between lesions and hemorrhages?
Lesions and hemorrhages often co-occur
What is the likely outcome of extensive lesions and hemorrhages?
Systemic failure and organ damage
This quiz covers the occurrence of sweet clover poisoning, primarily found in North America where it's cultivated as a food crop. Learn about the epidemiology of this condition and its geographical distribution.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
