Fescue Lameness and Ergot Alkaloids Quiz

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What is the effect of acute exposure to high fluoride concentrations?

Decreased solubility of teeth enamel

Enhanced calcium metabolism

Corrosive damage to tissues (correct)

Delayed mineralization of bones and teeth

Which process results in the deposition of over 95% of retained fluoride in bones and teeth?

Glomerular filtration

Physical contamination with soil particulates

Replacement of hydroxyl ions

Interference with calcium metabolism (correct)

What is the primary effect of low concentrations of fluoride exposure on teeth enamel?

Decreased solubility (correct)

Increased brittleness

Enhanced density

Protection against decay

What are the signs associated with severe chronic fluorosis in cattle?

Severe lameness and stiffness Signup and view all the answers

What is the primary cause of dental pain associated with chronic fluorosis?

Uneven tooth wear Signup and view all the answers

Which organs may show degenerative changes due to the cytotoxic effects of acute fluorosis?

Liver and kidneys Signup and view all the answers

What are the manifestations of hypothyroidism associated with chronic fluorosis?

Reduced serum calcium and magnesium concentrations Signup and view all the answers

What is the primary route for excretion of soluble fluoride compounds?

Kidneys via glomerular filtration Signup and view all the answers

What is the primary cause of poor enamel formation in chronic fluorosis?

Altered ameloblastic activity Signup and view all the answers

What type of fluoride compounds are excreted by the body via kidneys?

Soluble compounds Signup and view all the answers

What are the most commonly affected bones in animals with chronic fluorosis?

Mandible, ribs, metacarpi, and metatarsi Signup and view all the answers

What is the primary objective of treatment for animals with chronic fluorosis?

Eliminate absorption of fluoride compounds and maintain adequate fluid status Signup and view all the answers

Why should diagnostic confirmation with urine or serum testing be interpreted with caution for acute fluoride poisoning?

Fluoride rapidly eliminates from the body over time Signup and view all the answers

What are the typical skeletal abnormalities seen in animals with chronic fluorosis?

Exostoses and sclerosis Signup and view all the answers

Why should serum testing for fluoride be interpreted with caution in cases of acute poisoning?

Fluoride is rapidly eliminated from the serum Signup and view all the answers

What is the primary route for excretion of soluble fluoride compounds from the body?

Kidneys Signup and view all the answers

What is the primary objective of treatment for animals with signs of acute fluorosis?

Eliminate absorption of fluoride compounds and maintain adequate fluid status Signup and view all the answers

What potential risks are associated with fluoride supplementation in animals?

Hypocalcemia and hypomagnesemia Signup and view all the answers

What might be confused with chronic fluorosis when evaluating animals for skeletal and dental abnormalities?

Vitamin D deficiency Signup and view all the answers