Class notes
Buzzed Chapter 14 notes
- Course
- PHE 326U (PHE326U)
- Institution
- Portland State University
goes over the chapter and has all the main points in one notes page so you don't have to read the actual chapter.
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THEPRINCIPI1 A DRUG is anychemical put intoTHEBody that chances mentalstate or Bodily Function
2 now a drugenters the body can make a huge difference in its effectsingesting a drug is
usuallytheslowest route to theBrain andinnatino andintravenous insection arethe easiest routes
if aDruceispotentiallylethalthenrapidadministrationof the brnoByintiaunoit orinsectno it is the
mostDanoerous way totake itandcouldresultin Death
3 TheLenoiroftime a Druceaffectsthe centralnervoussystemvaries tremendouslyacrossDrvossome bravos
are removed in only a Few minutes whileothersstayaroundFor weekswithanycompound it is
crucialtoknowHowconoits effects will casteventhoseeffectsyoudonotnotice
4 Theeffects of Druos can chance withtimeas our Bodiesadapttothebrnothis is called tolerance
As a result WHENDRUGuse isstopped These chances cause Bodies towork abnormally once the
Drug is no longerpresentthis iscalled withdrawal
A Drug is anysubstancethatchangesmentalstate or BodilyFunction
Ex vitamins HERBALmedications From HealthFoodstores Birthcontrolpills over the counter
coldremedies asprinORBEER
psychoactive Druosarethose thataffectTHEBrain
sources Foods or BEVERAGES PrescriptionsFromDoctorstotreat illnesses of the Brain And
From A variety of sources from the Grocerystoretothecornerpusher for recreational
purposes
someaddiction treatmentprooramsviewBehaviorssuchas compulsive sex shoppino Playno video
GAMES AndGAMBLING assimilarto Druos
someBehaviors like GamBuno overeatino andsex as well as someFoodsactivate thesame
REWARD systemTHAT COCAINEDOES
ONLY DIFFERENCE BETWEEN A DRUGANDATOXIN ISHOW MUCHYOUTAKE
GoodEffect at one DoseANDBADEffects at A HIGHER Dose
WEARE FREQUENTLY Exposed without choice to toxins includeno pesticide residues on our
Food Air Pollutants And vapors weinhale we put Gasoline in our cars
HOW DRUGS WORK RECEPTORS
DRUGS WORK BY INTERACTING WITH A PARTICULAR MOLECULE CALLED A RECEPTOR
PROTEINS ONTHESURFACE OF ACELLTHAT NORMALLY RESPONDTO HORMONES CIRCULATING
INTHE BLOODENZYMES THATCONTROLTHEFLOW OFENERGY IN ACELLEVEN STRUCTURES
LIKETHE MICROSCOPIC TUBESTHATGIVETHECELL ITSSHAPECANALLBE RECEPTORS
Ai 3 Bone
2 HEAR a SKIN
SOME DRUGS ATTACH TO A RECEPTOR ANDDO NOT ACTIVATE IT BUTKEEP OTHER MOLECULES
FROMGETTINGTOTHERECEPTOR THESEDRUGS AREAntagonists
HOW WELL DRUGS WORK
DOSE RESPONSE
THELARGERTHE DOSEGENERALLYTHE BIGGERTHEEFFECT UNTIL MAXIMUM IS REACHED
MAXIMUM IS RECHEDBECAUSEALLTHE AVAILABLE RECEPTORS AREOCCUPIEDBYTHEDRUG
ORTHEPROCESSESTHE RECEPTORSTIMULATESARE FUNCTIONING AT MAXIMAL CAPACITY
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