Disease Prevention and Control Flashcards
3 factors of how disease occurs
agent, host and environment
These are the actual pathogens that cause the disease or the vectors that transmit them.
Agent
Not caused by pathogens and therefore cannot be spread from one organism to another
Non-infectious agents
Individual-level factors that increase vulnerability to disease such as breed, age, sex and immune status
Host factors
Name at least 3 signs of respiratory problems.
Gasping
Coughing
Snicking
Swollen eyes
Nasal discharge
Name at least 3 signs of nervous problems.
Trembling
Paralysis
Recumbency
Circling
Name at least 3 signs of locomotor problems.
Crooked toes
Swollen hocks
Hyper-extended or rubbery legs
An effective and economical means of preventing infectious poultry disease
Vaccination
ROA for B1 stain of NCD
Intraocular (eye drop)
Intranasal (nose drop)
ROA for IBD vaccine
Drinking water
ROA of La Sota strain of NCD
Drinking water
ROA of fowl pox vaccine
Wing web
Give at least 5 vaccination tips
- Purchase vaccines from reliable sources. Use recommended strain/type of vaccines.
- Keep vaccines cool at all times.
- Take note of the expiry date which is stamped on each packet of vaccine.
- Strictly follow the vaccination schedule and use vaccines according to the manufacturer’s directions.
- Give the correct dose.
6-10 (Refer to handout)
Give 5 reasons why vaccination fails.
- Administration of vaccines that do not contain the appropriate strain or serotypes of the pathogen causing the disease.
- Decreased vaccine potency due to improper storage or handling and already expired vaccine.
3 . Administration of inadequate dose or poor method of vaccine administration. - Presence of high levels of maternal antibody interferes with active immunization of very young chicks.
- Stress, incomplete development of immunocompetence, poor nutrition, etc
What should be done if you noticed your birds look sick?
- Isolate sick bird(s) immediately
- Dispose of dead birds promptly and properly
- Observe the rest of the flock for signs of disease
- Call your veterinarian, animal health technician, or Extension agent for advice and assistance
- Do not move birds or eggs off your farm
- Do not add new birds to flock
- Do not visit other farms
What does FLAWSS mean?
- Feed quality
- Lighting
- Air quality and ventilation
- Water quality
- Space (feeders and drinkers)
- Sanitation
What are the proper ways to use medications when you birds get sick?
- Management problems can only be fixed by proper management changes and/or corrections
- Viral infections cannot be treated with antibiotics
- Bacterial infections can only be treated with the proper antibiotic
- Always consult a veterinarian before initiating any treatment*
- If antibiotics or other drugs are prescribed, follow recommended dose, route, duration of therapy, and withdrawal.
