Minerals-Toxic Principles

Question 1

Molybdenum

Answer 1

MoA and CSs-signs of Cu deficiency including watery, bubbly diarrhea, wasting, depgmentation, deylenatoin, osteoporosis

Question 2

Copper

Answer 2

MoA and CSs-liver damage, methemoglobinemia

Plants-clovers

Question 3

Selenium

Answer 3

MoA and CSs-
Acute-GI irritation and resp. signs

Chronic-hoof and hair abnormalities

Plants-Aster, woody aster, princess’s plume, milkvetch, goldenwood, paintbrush, saltbrush, alfalfa, tall grasses

Question 4

Nitrate

Answer 4

MoA and CSs-
Acute-GI irritation, nitrate is reduced to nitrite. Nitrite causes oxidation of ferrous iron of hemoglobin to ferric iron and formation of methemoglobin. Resp insufficiency signs d/t inability of blood to carry O2. Fetal methemoglobinemia and death causing abortion :(

Chronic-decrease progesterone during pregnancy and abortion, reduced performance

Plants-pigweed, oats, johnsongrass, sudan grass, milo, corn, maize, beet, lamb’s quarters, sweet clover, alfalfa, wheat, sunflower