Agonists & AntagonistsWhat the drug does to the body: receptor occupancy and the response.NursingAgonistBinds the receptor and activatesitMimics the endogenousmessengerFull agonist gives maximalresponsePartial agonist gives asubmaximal ceilingExample class: beta-2 agonistbronchodilatorsAntagonistBinds the receptor and blocks itProduces no response of its ownCompetitive block issurmountable by doseNon-competitive block is notExample class: beta-blockers,antihistaminesTHE DIFFERENCE THAT MATTERSEffect depends on which receptors exist where — the same block isuseful in the heart and unwanted in the airway.Educational reference. Receptor selectivity is relative and falls away athigher doses, which is why monitoring is class-specific.Agonists & Antagonistslearnposters.com
Agonists & Antagonists — printable life science wall chart from LearnPosters. Free vector PDF, US Letter and A4.

What’s on the Agonists & Antagonists poster

Agonist against Antagonist, side by side.

Educational reference. Receptor selectivity is relative and falls away at higher doses, which is why monitoring is class-specific.

Questions about the Agonists & Antagonists poster

What’s on the Agonists & Antagonists poster?
Agonist against Antagonist, side by side. Agonist: Binds the receptor and activates it; Agonist: Mimics the endogenous messenger; Agonist: Full agonist gives maximal response; Agonist: Partial agonist gives a submaximal ceiling; Agonist: Example class: beta-2 agonist bronchodilators; Antagonist: Binds the receptor and blocks it; Antagonist: Produces no response of its own; Antagonist: Competitive block is surmountable by dose; Antagonist: Non-competitive block is not; Antagonist: Example class: beta-blockers, antihistamines; Effect depends on which receptors exist where — the same block is useful in the heart…. Educational reference. Receptor selectivity is relative and falls away at higher doses, which is why monitoring is class-specific.
Who is the Agonists & Antagonists poster for?
Agonists & Antagonists belongs to the Nursing section rather than to a school year, because life science is not something one grade owns. Anyone learning pharmacology can pin it up — a beginner, a student mid-course, or someone revising years later.
When should you use the Agonists & Antagonists poster?
Drug names ending in -olol or -pril tell you the mechanism before the indication. A wall chart earns its place by being glanceable from where the work is happening, so Agonists & Antagonists belongs on the wall where that life science work actually happens, within glancing distance, rather than filed away.
What other posters go with Agonists & Antagonists?
Cardiovascular Drug Classes, Adverse Drug Reactions and The Analgesic Ladder sit alongside Agonists & Antagonists in the Nursing section. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.Cardiovascular Drug ClassesAdverse Drug ReactionsThe Analgesic Ladder
Is the Agonists & Antagonists poster free to download and print?
Yes. Agonists & Antagonists downloads as a free PDF with no account, no email and no watermark, like everything else in the Nursing section. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
What size does the Agonists & Antagonists poster print at?
Agonists & Antagonists is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of Agonists & Antagonists loses nothing.Printing guide

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