PHARMACOLOGY VOCABULARY Flashcards

Terms Definitions
Vasodilator
a drug that selectively dilates blood vessels
ventilation
the movement of gas into and out of the respiratory system
ventilatory stimulant
a drug that acts on the respiratory center in the medulla to increase the rate and depth of ventilation.
transdermal
delivered through skin.
toxicology
study of drugs as it relates to poisonings and environmental toxins.
tolerance
decrease in susceptibility to a drugs effect from continued use.
thromboembolism
(TE) a traveling thrombus that leads to obstruction and blood flow occlusion.
therapeutics
study of drugs used to cure, treat, or prevent disease.
therapeutic range
range of drug concentration in the body in which the drug produces the desired response.
therapeutic index
quantitative measure of a drugs safety.
teratogenic
having an effect on prenatal development that results in abnormal structure or function.
synergism
the result when two drugs are given together and their effect is greater than the effect from each given separately.
sympathomimetic
agent that stimulates the sympathetic system
sympatholytic
agent that blocks or anatagonizes the effects of the symathetic system.
sympathetic
the branch of the peripheral nervous system that prepares the body for stress and emergencies ( also called flight or flight system)
susceptibility test
a laboratory microbiology test that establishes the drug sensitivity of a bacterium.
surfactant
complex mixture of phospholipids and proteins produces in the lung by the type II pneumocytes. It plays a crucial role in reducing alveolar surface tension and preventing alveolar collapse.
surface tension
new infection that complicates an existing infection because of antibiotic resistance to drugs used.
superinfection
new infection that complicates an existing infection because of antibiotic resistance to drugs used.
sublingual
refers to a drug absorption under the tongue.
stroke
a sudden lose of neurologic function due to a vascular injury or blockage to blood flow within the brain.
stomatitis
inflammation of the mucous lining in the mouth
steady state
state reached when input of the drug is equal to output of the drug over the doing interval.
spacer
reservoir device used with aerosol delivery devices such as MDIs to optimize aerosol drug delivery.
stability
tendency of an aerosol to remain in suspension.
somatic nervous system
the part of the nervous system that controls skeletal muscles and therefore voluntary movement.
solvent
the liquid that dissolves the solute
solution
a physically homogeneous mixture of two or more substances
solute
a liquid or solid that is dissolved in a liquid to form a solution.
small volume nebulizer (SVN)
a medicated aerosol delivery device that uses a gas powered source to form and deliver the aerosol continuously over a period of usually 8-12 min.
selectivity
extent to wich a drug acts on one specific site or receptor.
sedative
a drug that produces sedation.
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