Trace Minerals Fe, Cu, Zn, Mo, Mn

Question 1

Cu Antagonists

Answer 1

Mo = Thiomolybdate complex

Question 2

Mn Deficiency

Answer 2

Due to enzymes vital to production of cartilage and bone

Skeletal Abnormalities (Shortened and deformed)

Ataxia

Question 3

Mo Toxicity

Answer 3

Teart or Peat Scours of Ruminants = Can lead to Cu deficiency

Question 4

Mo Deficiency

Answer 4

Not a concern in Vet Med

Question 5

Zn Deficiency

Answer 5

1. Reduced growth of testes, weak hoof horn, parakeratosis of skin on legs, head, and neck
2. Parakeratosis of swine (Add ___ or remove Ca)
3. Genetic deficiency of cattle and dogs – Susceptible to infection (thymosin)

Question 6

Fe Toxicity

Answer 6

1. Interferes with absorption of Cu and Zn
2. “Free” ____ is very reactive –> Oxidative Stress
3. Free ___ needed by bacteria –> Bacterial Infection

Extra: Pet mynahs and toucans and black rhinos

Question 7

Fe Deficiency

Answer 7

Hypochromic Microcytic Anemia

Extra: Unthrifty, ADR, Milk, Piglets

Question 8

Cu Deficiency

Answer 8

1. Fragile bones, torn ligaments, swayback
2. Tyrosinase –> Production of Melanin – Lack of hair coat color, especially around eyes in cattle
3. Swayback of lambs = Neonatal enzootic ataxia, weak ataxic lambs

Question 9

Zn Toxicity

Answer 9

Ingestion of coins, nuts and bolts –> Leads to hemolytic crisis –interus, anorexia, vomiting – Oxidative damage from ___

Question 10

Cu Growth Promotant

Answer 10

Antibacterial, Foot baths of cattle (Foot Rot), Ends up in manure

Question 11

Zn antagonists

Answer 11

High Ca

High Fe

Question 12

Cu Toxicity

Answer 12

Generally restricted to ruminants

!!SHEEP = 20mg/kg can kill!!
!!BEDLINGTON TERRIER = Abnormal Liver Accumulation of ___!!

Hemolysis of RBC > icterus > sludging of blood > organ failure

Extra: Reduced by Mo supplementation