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Phamaceuticals Used in Imaging
N/A
38
Pharmacology
Professional
04/23/2013

Additional Pharmacology Flashcards

 


 

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Term
the study of the way the body processes a drug, to include how the drugs are absorbed, reach site of action, metabolized, and exit the body
Definition
pharmacokinetics
Term
study of the effects of drugs on the normal physiological functions of the body
Definition
pharmacodynamics
Term
general principles of pharmacokinetics
Definition
absorption
distribution
metabolism
excretion
Term
when medications are injected directly into a vein or artery, ___
Definition
no absorption is needed
Term
means by which a drug travels from bloodstream to target tissue and site of action
Definition
distribution
Term
organs with an abundant amount of blood act ____
Definition
more quickly
Term
most drug metabolism occurs in the __
Definition
liver
Term
the chief organ of excretion
Definition
kidneys
Term
with dehydration, drugs can be retained causing a ___ effect
Definition
poisonous/toxic
Term
excreted through the lungs
Definition
volatile substances (alcohol)
Term
the action of a drug on cells
Definition
therapeutic effect
Term
a drug that produces and promotes the desired result
Definition
agonist
Term
drug that prevents the agonist from acting
Definition
antagonist
Term
identifies the chemical family
Definition
generic name
Term
if a drug consists principally of one chemical, it may be referred to by its ____
Definition
chemical name
Term
given by the manufacturers
Definition
trade name/ proprietary names
Term
medication is administered for a ____ response
Definition
predictable, physiological
Term
drug binds to receptor sites on cell
Definition
cause of therapeutic effect
Term
predictable action or effect
Definition
side effect
Term
inadequate excretion, impaired metabolism, overdose, or drug sensitivity
Definition
cause of toxic effect
Term
overreaction, underreaction, or an unusual reaction from drugs
cause unknown
Definition
idiosynchratic effect
Term
characteristic response to an allergen
caused by prior sensitization to an initial dose
Definition
allergic response
Term
responses to combined drugs that differ from their individual effects, may go far beyond desired outcome
caused by drug interaction
Definition
synergistic/ additive effect
Term
sets standards for control of drugs both prescriptive and non prescriptive medications
includes strict rules for efficacy, purity, safety, toxicity
Definition
FDA
Term
commonly used medications in Radiology
Definition
-medication to treat allergic reactions
-antimicrobials
-anticonvulsants
-antiarrhythmics
-analgesics
-sedatives/tranquilizers
-antagonists
-local anesthetics
-paralytic agents
-hypoglycemic agents
Term
antihistamines, benadryl, given orally before contrast media to patients who are at risk of having allergic reactions
Definition
medication used to treat allergic reactions (diphenhydramine)
Term
betadine
includes antibiotics
used for skin preparations before sterile injection
treat wound infections and infectious diseases
Definition
antimicrobials
Term
for patients with seizure disorders to help them continue daily activities
Definition
anticonvulsants
Term
used to treat chronic cardiac arrhythmias
Definition
antiarrhythmics
Term
drugs that relieve pain without loss of consciousness
opioids, morphine, codeine, over the counter meds
Definition
analgesics
Term
most effective analgesic
Definition
opioids
Term
exert a quieting effect to provide relief from pain by muscle relaxation
often administered when analgesic or tranquilizer has not relieved pain
may be a premedication for diagnostic procedures
Definition
sedatives/ tranquilizers
Term
most common encountered by radiographers
counteracts effect of sedatives and analgesics
Definition
antagonists
Term
eliminates sensation before a painful procedure
lidocaine
Definition
local anesthetics
Term
skeletal muscle relaxant to temporarily paralyze patient
Definition
paralytic agents
Term
3 types of paralytic agents
Definition
1. succinylcholine chloride (short term)
2. miracurium (intermediate effect)
3. metocurine or gallamine (long term effect)
Term
used to control level of glucose in blood
primarily used to treat for diabetes
Definition
hypoglycemic agents
Term
must know when patient who needs an iodinated contrast agent are taking ___
Definition
oral hypoglycemic agents
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