Infectious and Noninfectious Diseases AG-ASB- 18 m-r How and why do animals become sick?
What is the difference between infectious and non-infectious diseases? Infectious diseases are caused by microorganisms Non-infectious diseases are caused by genetics, diet, etc.
How infectious diseases are spread Body contact Blood Insects Parasites Birds Waste products
Genetic disorders Such as Select animals free of these diseases White heifer disease - congenital abnormality of the reproductive organs of heifers resulting in sterility and occurring chiefly in white or nearly white animals of the Shorthorn breed Mule foot - Syndactaly is the result of congenital fusion of the digits in calves, causing the animal to be born with one or more foot with only one claw Select animals free of these diseases
Plants can be poisonous to livestock Ferns Butterweed Cocklebur Milkweed
Government regulations to help prevent the spread of disease Blood tests Health papers Quarantine Vaccinations
Assignment Find information on the following 5 genetic diseases Medical name Common name Symptoms – how is it recognized Outcome of disease – sterile, death, deformity, etc 5 poisonous plants Scientific name Symptoms – what problems does it cause to the animal Treatment of poisoning