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112 Cards in this Set
- Front
- Back
Primary focus of the veterinarian
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oversee the well-being and clinical care of animals used in research, testing, teaching, and production
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Well-being is deterimed by
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considering physical, physiologic, and behavioral indicators
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Regardless of the number of animals or species maintained a veterinary program that offers ____ MUST be provided
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High quality of care and ethical standards
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vet care program needs effective management of (8)
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1. procurement and transportation 2. preventive medicine 3. clinical disease, disability, or related health issues 4. protocol-associated disease, disability, or other sequelae 5. Sx and post-op care 6. pain and distress 7. anesthesia and analgesia 8. euthanasia
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Who is responsible for the veterinary care program
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The AV
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If someone other than the vet does some aspects of the vet care program what should be in place
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a mechanism for direct and frequent communication to convey timely and accurate information
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All animals MUST be acquired ___________
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lawfully
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before the animal comes, who is responsible for ensure that there is sufficient facilities and expertise to house the species
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the PI
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Random source dogs and cats should be inspected for
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tattoos or microchips that may indicate they were a pet; if found ownership should be verified
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Consider the population status of a species by checking what?
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the threatened or endangered status updated annually by te Fish and Wildlife Service
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Prefered method of procurement
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Vendors of purpous-bred animals (USDA Class A dealers), provide genetic and pathogen status of colinies and clinical history
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Who regulates interstate and export/import transportaion of regulated species
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AWR, USDA
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Who regulates Air transportation
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the International Air Transport Association (IATA) updates the Live Animal Regulations annually
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Regulates animals that may speard communicable or zoonotic diseases
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CDC and USDA
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regulates the import/export of wild vertebrate and invertebrate animals and their tissues
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US Fish and Wildlife Service
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Regulates movement of CITES-listed species that are captive bred (including NHP)
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Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) and the US Fish and Wildlife Service
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NRC publication that provides a comprehensive review of animal transportation
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Guidelines for the Humane Transportation of Research Animals
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The process of transporation should provide:
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Biosecruity, minimize zoonotic risk, protect against enviro. Extremes, avoid overcrowding, provide for physical/physiologic/behavioral needs and comfort, protect from trauma
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documentation needs to accompany animals in transit to prevent delays. Paperwork includes:
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health certificates, addresses and contacts, emergency procedures, veterinary contact, agency permits prn
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special biosecurity considerations for immunocompromised, genetically modified, and SPF rodents
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ensured by: reinforced disposable shipping containers with filter-protected ventlation and internal food/water sources
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How to decrease risk of in-transit microbial contamination of shipping contanier
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decon the surface before placement in clean sites of animal facilites
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Why is transportaiton in private vehicles discouraged
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biosecurity, safety, health, and liability risk
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transport consideration for reptiles, amphibians, and fish
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sufficent water/moisture, and temps (for poikilotherms)
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Animal biosecurity
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includes all measure to control known or unknown infections in laboratory animals
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procedures to consider for biosecurity
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health status on entry; prevent fomites; reduce cross contamination; ongoing system of evaluation (including animal access); containment and eradication
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def: Quarantine
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separation of newly received animals from those already in the facility (prevent spread until health status of new animal is known)
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Quarantine should be geared to protect these 2 things
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introduction of disease to established colonies and zoonotic risk to staff
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If quarantining animals how should animals be seprated
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by shipment (physical and handled seprately)
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What is acclimation
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a period for physiologic, behavioral, and nutritional acclimation; should be provided for all new animals
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Time of acclimation
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depends on the type and duration of animal transport; species; inteneded use
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The need for acclimation has been demonstrated in what species
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mice, rats, GP, NHP, goats
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why is physical sepration of animals by species recommended?
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prevent interspecies disease transmition and anxiety/physiologic and behavioral changes due to interspecies conflict
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What types of housing may make it possible to house seprate species in the same room
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cubicles, laminar flow units, filtered or individual IVC, isolators, compatible and microbial status, aquatic (use seprate equipment)
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Helicobacter bilis can infect both…
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mice and rats and cause clinical disease
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Simian hemorrhagic fever and SIV cause only subclinical disease in _______ but induce clinical disease in ______ species of NHP
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African species; Asian
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What species of NHP should be housed in seprate rooms
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NW, OW African, and OW Asian
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______ and ______ can be latently infected with herpesviruses which could be transmitted and cause fatal disease in ________
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squirrel monkeys and tamarins; owl monkeys
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Herpesvirus in squirrel monkey that can infect owl monkeys
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Herpesvirus saimiri
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Herpesvirus in tamrins that can infect owl monkeys
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Herpesvirus tamarinus
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animals should be observed for signs of illness, injury, or abnormal behavior at least ____
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daily
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If an entire room may be exposed to an infectious agent (ex: TB) then the room should be _______
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kept intact during the process of diagnosis, treatment, and control
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Three examples of routine "heard health"
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heard/flock health programs, colony health monitoring for aquatic and rodent species
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The treatment should be in consult with the PI and when initiated the plan should cover 2 things
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1. be therapeutically sound and 2. interfere minimally with the research project
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Things to consider with an outbreak in rodents
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scientific objectives; consequences of infection; potential for zoonotic disease; effect on other animals/protocols
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What biological products can be a source of both murine and human disease
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transplantable tumors, hybridomas, cell lines, blood products
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there should be a timely and accurate method for communicaiton of any abnormalities in or concners about animal health to the ____
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vet or vet designee. This is the responsibilty of everyone involved in animal care and use
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what happens once a animal health report is made?
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Triaged and vet or designee performs an objective assessment to determine the course of action
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What can be developed for recurrent health conditions to expedite treatment
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SOPs
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Recurrent or significant problems involving experiemntal animal health should be
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communicated to the IACUC and treatments/outcomes should be documented
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in an emergency of a pressing health problem if the PI cannot be reached or the vet and PI cannot come to a consensus then the vet MUST have
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authority (delegated by senior administration and IACUC) to treat the animal, remove it form the exp., take measures to relieve severe pain or distress, or perform euth. If necessary
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When writing a medical record, everyone MUST comply with fedreal laws and regulations regarding
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human and veterinary durgs and treatments
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Drug records and storage procedures should be reviewed during
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facility inspections
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why would a team approach to a surgical proceudre increase the success?
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you get input from persons with different expertise
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surgical outcomes should be continually and thoroughly assessed to ensure
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appropriate procedures are followed and timely correcive changes are instituted
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Modifications to standard surgical techniques may be required (field or aquatic) bt should
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not compromise the well-being of the animal; and close assesment of outcomes have to include more critiera than just morbidity and mortalitiy through communication of staff, PI, vet, and IACUC
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Researchers conducting surgical procedures MUST have
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appropriate trining to enusre good surgical technique is practiced (asepsis, gentle tissue handling, minimal dissection, appropriate use of instruments, hemostasis, and correct suture materials and patterns)
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Who is responsible for determining that personnel performing surgical procedures are appropriately qualified and trained
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IACUC with the AV
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routine use of antibiotics during surgery should never
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be considered a replacement for proper aseptic surgical techniques
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Presurgical planning should include
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1. Input from the entire team 2. consider location 3. cover personnel and their roles/training 4. equipment and supplies 5. post-op monitoring, care and recordkeeping (and who will do it)
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Who is responsible for ensuring that postsurgical care is appropriate
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PI and vet
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who should be involved in anesthesia and analgesia selection
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the vet
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aseptic surgeries should be conducted where?
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In dedicated facilities or spaces (unless there is aprotocol exception)
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Where do most bacteria enter an incision during surgery
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carried on airborne particles or fomites
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The dedicated OR should be
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clean and minimize traffic
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field surgery for ag animals
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minor and emergency procedures ok (otherwise take inside); still need appropriate aseptic technique, sedatives/analgesics/anesthesia, and conditions for health and well-being
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def: Major survival surgery
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penetrates and exposes a body cavity, produces substantial impairment of physical or physiologic function or involves extensive tissue dissection or transection (laparotomy, thoracotomy, joint replacement, limb amputation)
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def: minor survival surgery
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does not expose a body cavity and causes little or no physical impairment (wound suturing, vessel cannulaiton, cutaneous biopsy, ag. Castration, or outpatient procedures)
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what should be considered when categorizing a surgical procedure
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potential for pain and complications; nature of the procedure including size and location of incisions; duration; species, health status, and age of the animal
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examples of minor laparoscopic procedures
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avian sexing and oocyte collecton
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examples of major laparoscopic procedures
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hepatic lobectomy and cholecystectomy
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T/F there may be instances where a craniotomy or neuroectomy could be minor
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TRUE
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laparoscopic procdures should be classifed as major or minor based on
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case-by-case by vet and IACUC
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Minimum for non-survival surgeries
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site should be clipped, surgeon should wear gloves, instruments and surrounding are should be clean; If long aseptic technique may be necessary
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Why is aseptic technique used?
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to reduce microbial contamination to the lowest possible practical level
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What are the major components of aseptic technique?
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1. surgical site prep (clip/scrub) 2. surgeon prep (attire, face mask, sterile gloves) 3. Sterilization of insturments, supplies and implated materials 4. sx techniques to reduce infection
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General principles of aseptic technique shoud be followed for ____ suvival surgical procedures
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all
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common method to sterilize instruments and equipment
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autoclaving and plasma and gas sterilization
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sterilization method common for rodent surgery
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liquid chemical sterilants and dry heat sterilization
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Liquid chemical sterilants
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need appropriate contact times and rinse before use
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Alcohol is neither a ______ nor a _______ disinfectant, but may be acceptable if prolonged contact times are used
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sterilant; high-level
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Intra-op monitoring
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routine evaluation of depth and physiologic functions with appropriate documentation
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why is hypothermia more common in small animals
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high ratio of surface area to body weight
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care should be taken to prevent what in aquatic species during surgery
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keep skin surface moist and minimize drying times during surgical procedures
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what type of enviro. Should animals be in during the post-op period
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clean, dry and comfortable where they can be observed frequently
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what areas should be closely monitored during the post-op period
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temp, CV and resp function, electrolyte and fluid balance, and management of post-op pain or discomfort; medical records should be maintained
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After recovery monitoring
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eating/voiding, pain, surgical site, bandage, and removal of sutures/clips/staples
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def: pain
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complex experience that typically results from stimuli that damage or have the potential to damage tissue; lead to withdrawal and evasion
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def: allodynia
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unrelieved pain that leads to "wind-up" where you get a painful response to non-painful stimuli
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what is fundamental to the relief of pain
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ability to recognize its clinical signs in specific species
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procedures that cause pain in humans
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may also cause pain in other animals
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def: distress
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aversive state in which an animal fails to cope or adjust to varius stressors with which it is presented
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what two factors should you consider when treating distress
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duration and intensity
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Two methods to minimize distress in research ,T and T animals
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clear, appropriate, and humane endpoints; and close observation during invasive procedures
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preemptive analgesia
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enhances intra-op patient stability and optimizes post-op care and well-being by reducing pain
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what are two options mentioned to releive chronic pain
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transdermal patches or analgesic-containing osmotic minipumps
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nonpharmacologic control of pain
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nursing support, decrease external stimuli, wound/bandage care, temp, resting surface, rehydration, highly palatable foods/treats
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def: antinoceception
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lack of response to noxious stimuli; occurs at a surgical plane of anesthesia
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anesthesia and analgesic agents MUST be used before
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they are expired
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Neuromuscular blocking agents (pancuronium)
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paralyze muscle and eliminates many signs and reflexes used to assess anesthetic depth (autonomic nervous sytem changes like HR and BP)
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use of a neuromuscular blocking agent should be reviewed by
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the vet and IACUC
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If a paralyzing agent is used how much anesthetic should be given
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based on results of similar procedures using the anesthetic W/O a blocking agent
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def: euthanasia
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act of humanely killing animals by methods that induce rapid unconsciousness and death without pain or distress
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What guide should you follow to deterimine euthanasia procedures
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AVMA Guidelines on Euthanasia
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criteria of euthanasia
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include protocol specific endpoints
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standardized methods of euth that are predictable and controllable should be developed and approved by
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the AV and IACUC
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Special consideration on euthanasia should be given to …
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fetuses and larval forms depending on the species and gestational age
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with regard to euthanasia _____ agents are preferable to _______ methods
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Chemical (barbiturates, anesthetics); physical (cervical dislocation, decapitation, penetrating captive bolt)
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the acceptability of CO2 euth. In rodents should be
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evaluated as new data becomes available
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euth of neonatal rodents
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resistant to hypoxia; need longer exposure time to CO2, or consider an alternative method (injection with chemical agent, cervical dislocation, decapitation)
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personnel performing mechanical euth need to be _______ at it
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proficient
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Death MUST be confirmed by…
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personnel trained to recognize cessation of vital signs in the species being euthanized
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all methods of euth. Should be reviewed and approved by…
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the IACUC and vet
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