Epidemiology of Sweet Clover Poisoning
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Questions and Answers

What is the primary factor responsible for the varying toxicity levels among different sweet clover varieties?

  • Method of drying the clover
  • Amount of coumarol present (correct)
  • Soil quality in which the clover is grown
  • Moisture content of the hay

Which of the following is a potential consequence of consuming sweet clover with high coumarol content?

  • Dicoumarol poisoning (correct)
  • Lespedeza poisoning
  • Moldy hay toxicity
  • All of the above

What is the underlying mechanism of sweet clover toxicity?

  • Inhibition of vitamin K-dependent clotting factors (correct)
  • Stimulation of vitamin K-dependent clotting factors
  • Stimulation of protein synthesis
  • Inhibition of protein synthesis

Which of the following is a common source of sweet clover toxicity?

<p>Moldy sweet clover hay (B)</p> Signup and view all the answers

What is the primary consequence of dicoumarol poisoning in animals?

<p>Hemorrhaging (D)</p> Signup and view all the answers

What can be a common observation in newborn calves shortly after birth?

<p>Extensive swelling of the head and neck (C)</p> Signup and view all the answers

What is a possible cause of weakness in newborn calves?

<p>Internal or external hemorrhages (A)</p> Signup and view all the answers

What can occur to newborn calves within a few hours of birth?

<p>Internal or external hemorrhages (B)</p> Signup and view all the answers

What is a potential consequence of internal or external hemorrhages in newborn calves?

<p>Weakness (B)</p> Signup and view all the answers

At what stage do newborn calves typically exhibit symptoms of internal or external hemorrhages?

<p>Within a few hours of birth (D)</p> Signup and view all the answers

When do plants absorb large amounts of substances?

<p>When the drought ends (C)</p> Signup and view all the answers

What makes green chop fed indoors more dangerous than grazing material?

<p>The more rapid intake of the substance (D)</p> Signup and view all the answers

Why is grazing material considered safer than green chop fed indoors?

<p>Because the intake is slower and more gradual (B)</p> Signup and view all the answers

What is the main difference between green chop fed indoors and grazing material?

<p>The rate of intake of the substance (C)</p> Signup and view all the answers

What happens to plants when the drought ends?

<p>They begin to absorb large amounts of substances (D)</p> Signup and view all the answers

What effect can large extravasations of blood into tissues have on internal organs?

<p>Exert pressure (C)</p> Signup and view all the answers

What is the primary consequence of large extravasations of blood into tissues?

<p>Signs of disease (C)</p> Signup and view all the answers

What is the result of blood accumulating in tissues?

<p>Pressure on internal organs (B)</p> Signup and view all the answers

Why can large extravasations of blood into tissues be a sign of disease?

<p>Because of the pressure on internal organs (C)</p> Signup and view all the answers

What can be a consequence of large extravasations of blood into tissues?

<p>Signs of disease (D)</p> Signup and view all the answers

What is a potential diagnostic test for horses suspected of having sweet clover toxicity?

<p>PT time (C)</p> Signup and view all the answers

What type of sample is recommended for submission for analysis of dicoumarol content?

<p>Representative samples of suspected feed (D)</p> Signup and view all the answers

What is the purpose of analyzing feed samples for dicoumarol content?

<p>To identify the source of toxicity (B)</p> Signup and view all the answers

Why is it important to submit representative samples of suspected feed?

<p>To ensure accurate analysis of dicoumarol content (A)</p> Signup and view all the answers

What is the significance of dicoumarol content in feed?

<p>It is a toxin that can cause bleeding disorders (D)</p> Signup and view all the answers

What are the characteristic symptoms of lesions on tissues?

<p>Pallor of tissues and extensive hemorrhages (C)</p> Signup and view all the answers

What is the effect of extensive hemorrhages throughout the body?

<p>Systemic damage to internal organs (A)</p> Signup and view all the answers

What is a possible consequence of pallor of tissues?

<p>Damage to internal organs (D)</p> Signup and view all the answers

What is the relationship between lesions and hemorrhages?

<p>Lesions and hemorrhages often co-occur (D)</p> Signup and view all the answers

What is the likely outcome of extensive lesions and hemorrhages?

<p>Systemic failure and organ damage (D)</p> Signup and view all the answers

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