Animal Health

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Animal Health

• Chapter 5

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What Causes Disease?

• Germs bacteria, viruses, protozoa
• Parasites worms, insects
• Infestations external parasites
• Infectious internal disease
• Injury handling, facilities
• Inherited Genes
• Poor Nutrition easiest to correct
• toxic materials in plants, nitrogen content
• chemicals for insect control

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Disease

• Infectious Disease spread by contact
• Confinement Systems disease easily spread
• Animal Waste host for germs
• Soil Born Disease live in soil
• hog diseases
• anthrax bury animals deep, cover with lime or
  burn
• feline distemper
• do NOT drag dead animals
• alternate pastures

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Disease

• From water feed chemical residues, waste
• From air germs, chemicals, mosquitos host
  disease
• Diseases divided according to how rapid they
  progress
• Acute rapid progression (cholera, bloat,
  mastitis) all generally have a rapid increase in
  body temperature
• Chronic last a long time (cancer),
  costly to fight
• Some are localized mastitis, pink eye

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Vital Signs

• Pulse high under left foreflank or over jawbone
• Respiration rate of breathing
• Temperature most reliable constant
• taken rectally
• rise of 3 deg F is considered serious
• Symptoms not eat, isoalte self, lack alertness,
  nucous discharge, droopy, lowered head, swelling,
  bleeding, abnormal bowel movements, worms in
  feces, unusual walk, abnormal behavior

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Disease Prevention

• Sanitation most important
• Vaccination build up antibodies to fight disease
• Some diseases (tetanus) animals cant be saved
  once they show signs
• separate from herd
• humanely kill and dispose of

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Parasite Control

• Some parasites may be passed to humans
• trichina, bladder worms
• Worming usually done in spring
• Insectisides apply manually or cattle rub
• Tick Rocky Mountain Spotted Fever in humans
• Sanitation remove waste, disinfect floors
  walls, remove dead animals, insect rodent
  control, repair equipment, proper bedding
• Hog house steam clean disinfect
• Pile manure to kill germs (heat)

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