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79 Cards in this Set
- Front
- Back
T/F Transduction is the conversion of energy into electrical impulses in specialized nerveendings in response to pain that exceeds the nociceptor’s threshold. |
True |
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One common physiologic response to pain is |
an increased heart rate and blood pressure level |
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The analgesic effect of opioids is due to their: |
interaction with specific opioid receptors in the brain and spinal cord. |
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The analgesic effect of NSAIDs is due to: |
modification of the inflammatory response |
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The term antipyretic is used to describe a drug that relieves: |
Fever |
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_______ refers to an increased response to a stimulus that is normally painful so that less andless stimulation is required to produce pain, whereas _______ refers to the production of painin response to a stimulus that does not normally provoke pain. |
Hyperalgesia; allodynia |
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Pain is considered to play such an important role in overall health and well-being that it isnow considered a fifth: |
Vital Sign |
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Kappa and Mu are |
types of opioid receptors in the central nervous system |
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Multimodal analgesia takes advantage of the _________ obtained by combining two or moreclasses of analgesic drugs to alter more than one phase. |
synergistic effects“doubled” |
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The presence of both hyperalgesia and allodynia collectively is called: |
the wind-up phenomenon |
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Elective soft tissue procedures for dogs, such as spaying or castration, usually require howmany days of postoperative treatment with NSAIDs? |
3 - 4 days |
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Which of the following is a normal finding when using a 2 -agonists? |
Bradycardia |
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Which is the correct order of the phases of nociception? |
Transduction, transmission, modulation |
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Lidocaine and bupivacaine are examples of which drug class? |
Local anesthetics |
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Describes the transduction phase of nociception |
The conversion of energy into an electrical impulse |
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Aversive sensory and emotional experience that elicits protective motor actions, results inlearned avoidance, and may modify species-specific behavior traits, including socialbehavior, is best known as: |
Pain |
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Known as “ouch” pain, which of the following protective sensations of pain occurs when thereis a possibility of or actual tissue injury? |
Physiologic |
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Chemical mediators, such as prostaglandin and histamine, are responsible for: |
Inflammatory pain |
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Pain originating from the musculoskeletal system is best described as: |
Somatic pain |
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A common class of drugs utilized to treat and target specific receptors in the pain pathwayincludes: |
NSAIDs |
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what is not typically associated with neuroendocrine changes that occur inresponse to pain? |
Increased insulin release |
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The use of preemptive analgesia is likely to: |
Prevent "wind up" |
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Patients that are suffering from pain are likely to experience noticeable alterations in their: |
facial expressions, appearance, and attitude |
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Perioperative analgesia is the concurrent use of: |
preemptive analgesia and multimodal therapy |
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Opioid agonist drugs act in which of the following ways? |
Centrally: to inhibit perception in the brain and sensitization in the spinal cord |
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Caution should be taken with rapid intravenous injection of morphine in canine patients dueto the potential for: |
histamine release |
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This paradoxical response in canine patients after the administration of oxymorphone canmake which of the following procedures difficult? |
Thoracic radiographs |
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Of the synthetic opioids, which is known to also act as an antagonist at the NMDA receptor? |
Methadone |
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In contrast to other pure opioid agonists, the duration of action achieved with intravenousfentanyl administration is: |
20 - 30 mins |
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Due to the pH of the feline mucosa, which injectable narcotic can be administered orally foranalgesia? |
Buprenorphine |
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General duration of action for buprenorphine following intramuscular injection is thought tobe: |
6 - 12 hours |
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Butorphanol can be used as an antagonist to partially reverse respiratorydepression/sedation secondary to the use of: |
Mu agonist opioids |
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The use of morphine administered through an epidural route is most likely to illicit whichadverse effect? |
Urine retention |
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Which opioid should not be administered concurrently with the use of transdermal fentanyldue to risk of partial blockage of opioid receptors and reduced analgesic effect? |
Buprenorphine |
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The NSAID that acts as a potent analgesic for both somatic and visceral pain is: |
Carprofen |
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Clinical effects of NSAIDs are due to their inhibition of what chemical synthesis within thebody? |
Prostaglandin |
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COX-2 isoenzyme is |
Inducible Found in the CNS, kidneys, and eyes Linked to analgesic effects In is NOT present in most tissues |
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The use of NSAIDs that results in renal toxicity is most likely due to the blockage of |
PGE 2 |
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Opioids are effective in the nociceptive pathway in all areas except: |
Transmission |
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Local anesthetics are effective in the nociceptive pathway in all areas except: |
Perception |
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Absence of pain sensation is best known as: |
Analgesia |
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The concurrent use of NSAIDs and corticosteroids is contradicted due to which adverse sideeffect? |
Gastric ulceration |
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Perception of pain takes place in the: |
Cerebral cortex |
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Transmission of pain takes place in the |
Sensory Nerves |
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Modulation of pain takes place in the |
Spinal cord |
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What is involved in spaying a dog |
Removal of: ovaries, uterine body, uterine horns |
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T/F It is possible that animal pain is experienced as worse than human pain in the samesituation. |
T |
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NIOSH |
National Institute for Occupational Safety and Health |
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RELs |
Recommended Exposure Limits |
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OSHA |
Occupational Safety and Health Administration |
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Short term effects of breathing in WAG |
fatigue, headache, drowsiness, nausea, depression |
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Long term effects of breathing WAG |
Reproductive disorders, liver and kidney damage, bone marrow abnormalities, chronic nervous system dysfunction |
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Components of Scavenging System |
Waste gas port Transfer tubing Interface Gas evacuation system |
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Alternative scavenging system |
activated charcoal canister |
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T/F WAGs are a potential hazard to personal, but problems that arise are only of long term nature |
FALSE |
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T/F Long term toxicity of inhalation anesthetics is thought to be caused by the release of toxic metabolites during the breakdown of these drugs within the body |
TRUE |
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The volatile inhalant general anesthetic thought to be least toxic, because very little is retained and metabolized, is: |
ISOFLURANE |
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WAG for iso and sevo should not exceed: |
2 |
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How often should a test for low pressure leaks be conducted? |
Each day the machine is used |
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The safest way to transport large compressed gas cylinders is: |
using a hand cart |
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The minimum # of air changes per hour that should be available in a room in which WAG is present |
15 |
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A technician may reduce the amount of waste gases by: |
Using cuffed edotracheal tube Ensuring that anesthetic machine has been tested for leaks Using an injectable agent rather than mask chamber |
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To conduct a low pressure test on an anesthetic machine (with a rebreathing circuit) you must |
Close the pop off valve and occlude the patient end of the breathing circuit Compress the reservoir bag Pressurize the circuit with a volume of gas |
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Pathologic pain |
Prolonged and exaggerated |
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Visceral Pain |
Originates from organs |
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Allodynia |
Phenomenon in which an area close to the site of tissue injury is painful if stimulated with a normally non-noxious stimulus |
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Simple descriptive scale |
allows assessor to rate degree of pain |
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Visual analogue |
scale consists of a "ruler" left line no pain right line worst pain |
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Numeric rating scale |
pain assigned to one of several levels |
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Categorical numeric rating scale |
series of numeric rating scales with descriptions |
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Opioids provide analgesia by: |
action on opioid receptors in both the spinal cord and brain as well as some peripheral tissues |
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The process by which thermal, mechanical, or chemical noxious stimuli are converted into electrical signals called action potentials is |
Transduction |
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In the spinal cord, pain impulses can be altered by neurons that either suppress or amplify nerve impulses. This is known as |
Modulation |
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Where in the pain pathway does secondary sensitization or wind up occur? |
Spinal cord |
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T/F The dose of each drug is decreased when several drugs are used |
True |
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What is NOT a potential side effect of opioid administration? |
Renal failure |
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What is the Mechanism of Action of NSAIDs |
Inhibit prostaglandin synthesis |
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T/F Treating pain does NOT improve wound healing |
FALSE |
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Drug groups that are most often given CRI |
Local anesthetics, Opioids NMDA |