Final Exam Preventative Care Strategies 1 + 2 Flashcards
What are the 3 economic risks associated with animal disease?
- Productivity loss
- Market disruptions
- Livelihood risks
What are the 3 human health risks associated with animal disease?
- pandemic disease
- endemic disease
- Food borne illness
Infectious diseases transmitted from animals to humans
Zoonosis
Inhibiting the introduction or establishment of a disease into an area, herd, or individual
Prevention of Infectious disease
Consist of steps taken to reduce the problem to a tolerable level
Control efforts
What are 3 common control efforts?
- quarantine
- disinfection
- culling of host an incineration
Involves complete elimination of the pathogen or the disease-causing agent from a defined geographic region
Eradication
What are the 3 levels of prevention of infectious disease
- primary- avoid occurrence of ID
- Secondary- minimize result of damage after disease occures
- Tertiary- Rehabilitation
Aimed at maintaining a healthy population, by adopting measures to avoid occurrence of disease either through eliminating the pathogen or inc resistance to disease
Primary prevention
What are the 2 types of primary prevention?
1 health promotion
2. specific protection
What are some examples of health promotion?
- education
- good hygiene
- nutrition
- epigenetics
What are some examples of specific protection
- immunization
- seroprophylaxis
- chemopropjylaxis
- supplements
- protection against occupational hazards
Action which halts the progress of a disease at its incipient/early stage and prevents complications
Secondary prevention
Secondary prevention relies on what?
- early diagnosis
2. prompt treatment and control (quarantine)
Which level of prevention is focused on an individual level?
Secondary
Consists of rehabilitation, elimination, of long term impairment
tertiary
What are the 2 categories of farm biosecurity?
- external biosecurity
2. internal biosecurity
what is external biosecurity?
measures taken to prevent an infectious disease from entering or leaving the farm
what is internal biosecurity
measures taken to combat spread of an infectious disease within the farm
What are the 7 points concerning the purchasing policy?
- Closed herd system
- reduce # of animals brought in to farm
- limit number of farms animals come from
- determine vacc. and health status of new animals
- know sanitary status of farms animals coming from
- quarantine
- vaccination
The time elapsed b/t infection and when clinical symptoms are first apparent
Incubation period
What is the principle of the dirty and clean road?
Need 2 roads to access the farm, a clean and dirty. the clean is for staff and clean animals to enter, the dirty is for visitors, feed, drop off, dead animals, manure
What are 2 ways to maintain vehicles entering and leaving the farm?
- clean and disinfect livestock transport vehicles
2. maintain a log book
What are 9 ways to maintain people in regards to farm biosecurity?
- keep visitors at min.
- current health record/history of visitors and workers
- maintain log book
- educate visitors on protection methods
- don’t allow feeding or touching animals
- supply clean boots
- footbath
- wash hands
- Rubber gloves
What are 4 ways to maintain food and water in regards to farm biosecurity?
- avoid feeding animal biproducts
- purchase feed from reputable suppliers
- protect feed from contamination
- monitor water quality
What are 5 ways to maintain equipment in regards to biosecurity
- Dont share equipment b/t farms
- avoid using manure equip. for feed
- use diff. equip. for diff. sections of farm
- Clean and sanitize
- wash clothing and boots
What are 3 ways to maintain housing in regards to biosecurity?
- minimize contact b/t young and old
- maintains optimal stocking density
- All-in All- out housing system
What are 5 biosecuity measures that deals with vermin and bird control?
- prevent contact with free roaming animals
- minimize bird contact
- maintain control program
- secure feed
- pasture management
What are 10 biosecurity measures used to monitor animal health?
- individual ID of animals
- Keep health records
- update vaccines
- monitor and inspect animals daily
- isolation of sick animals
- treat sick animals
- euthanize sick
- necropsy
9 control measures - disinfect sick pens
What are 6 biosecurity measures used to dispose of cadavers
- remove cadaver asap
- store in well insulated place
- use cooled cadaver storage room
- dispose of all contaminated bedding, milk, manure, feed
- disinfect the caver room
Natural breakdown of carcass
Composting
List some host factors in regards to infectious disease that a vet should know?
Breed, Age, Immunocompetence, Nutrition Status, Stress levels, overall health
List some pathogen factors in regards to infectious disease that vets should know?
thorough knowledge transmission incubation period clinical sighs shedding patterns effective disinfectants carrier state
What are some general considerations in prevention of infectious disease transmission in pets housing?
- Avoid overcrowding
- maintain temp. humidity, ventilation
- separate enclosures
- quarantine wards
- disinfection/sanitation
What are some general considerations in prevention of infectious disease transmission from pet to pet?
- reduce stress
- ecto and endo parasite control
- good nutrition
- vaccination
- behavioral wellness
- health monitoring and record keeping
Term used to describe a process or treatment that renders a medical device, instrument, or environmental surface safe to handle
Decontamination
Describes a process that destroys or eliminates all forms of microbial life/ pathogens, including highly resistant pathogens, such as bacteria with spores
Sterilization
Describes a process that eliminates many or all pathogenic micoroorganisms, except bacterial spores, on inanimate objects
Disinfection
The application of a liquid antimicrobial chemical to skin or living tissue to inhibit or destroy microorganisms
antisepsis
What are the 5 sterilization methods?
- Moist Heat
- Chemical methods
- Dry heat
- Radiation
- Sterile filtration
Sterilization method that uses steam
Moist heat
what is an example jof a sterilization method that use moist heat
Autoclave
What serilization method uses a hot air oven, at least 2 hours at 160 degrees
Dry heat
What sterilization method uses gases like ethylene oxide or chemicals like Hydrogen peroxide at high concentrations.
Chemical methods
What sterilization method uses Non-ionizing UV radiation and ionizing Gamma rays or x-rays
Radiation
What sterilization method uses micro filtration using membrane filters
Sterile filtration
What are 3 ways to break the chain of infection by reservoir neutralization
- Removing infected animals
- Mass therapy
- Environmental manipulation
What are the 2 forms of vector control?
- Biological control
2. Chemical control
What are 3 ways of reducing contract potential?
- Isolation
- Quarantine
- Population control programs
What are 2 ways to increase host resistance
- chemoprophylaxis
2. Immunization
What is chemoprophylaxis?
use of antimicrobial drugs
What are the 4 W’s of immunization?
- Where
- When
- Who
- Why
List some feats. of a good vaccine
safe to use effective against diverse strains of same pathogen few side effects give long lasting protection low in cost easy to administer long shelf life
A form of immunity that occurs when the vaccination of a significant/large portion of a pop. provides protection
Herd immunity
What are the 4 steps for establishing a disease control program
- establishing rationale
- strategic goal and objectives
- program planing
- implementation
What does GLEWS stand for
Global Early Warning System for Major Animal Diseases